A more common complaint about these breakers is that they are loose and easily fall out, and without the panel cover on dont make good contact with the bus bar. Brief History of Zinsco Emile Zinsmeyer started Zinsmeyer Co right after the stock market crash of 1929. I have searched the web and cannot find any of the identifying marks of a Zinsco panel on the panel I have. When I told them I have an old Zinsco panel they asked me to snap a picture of all of the breakers and they offered to send me all new replacement breakers so I could test out their equipment. The manufacturer is KO Instruments. 112. r/solar. Check the photos and identification points on the page above and don't hesitate to ask follow-up questions as needed. SKU:SK5261622. On 2020-12-04 by (mod) SKU:I37023078. See details of the hazard at ZINSCO SYLVANIA ELECTRICAL PANELS as well as above on this page. But it is by no means an exhaustive listing. They were once a popular product to have installed in homes. Watch out: your photo shows live voltage terminals exposed: don't touch or you can be shocked or killed. Zinsco panels have certain components that contain aluminum. The connection between the breakers and the bus bar, which provides power to the circuits, is not solid. Moderator comment: And I would give strong consideration to replacing any panel that had. Our Comment Box is provided by Countable Web Productions countable.ca, Click to Show or Hide Citations & References, Magnatrip & Other Zinsco Electrical Panels & Circuit Breakers, ARTICLE INDEX to ELECTRICAL INSPECTION & TESTING, HOME INSPECTION EDUCATION COURSES (Canada), HOME INSPECTION EDUCATION: HOME STUDY COURSES. There is no Zinsco electrical panel recall, despite overwhelming evidence of failures. The panel labels may identify it as "Sylvania", Sylvania-Zinsco, or GTE-Sylvania-Zinsco. Zinsco electric panels jolley1859 1.6K views 2 years ago How to Upgrade an Electric Meter to 200-Amp Service (Part 1) | This Old House This Old House 2.7M views 8 years ago Hack for AFCI_GFCI. [DF NOTE: I do NOT recommend this obsolete publication, though it was cited in the original. Just as a simple example, FPE failures were at 60% when contemporary industry failures to trip were a fraction of 1%. An interlock arrangement insures that the cam element can not be removed without the breaker being automatically tripped. Hi this seems to be a really helpful site, thanks! These are also called cheater breakers. Discussed: GTE-Sylvania-Zinsco Electrical Panels that used Zinsco circuit breakers and bus design & may involve similar electrical panel failures and safety concerns as Zinsco. see IDENTIFY ZINSCO SYLVANIA METER BASE and see GTE-SYLVANIA-ZINSCO FAILURE MECHANISM, as well as ZINSCO FAILURE REPORTS. Back in 2013 over at electriciantalk.com an electrician who was familiar with Unicorn Electrical products commented: Watch out: the panel looks corroded, rusty, unreliable as a brand-independent hazard, and of course Zinsco breakers and panels are unsafe in any event. If the panel you describe is of the classic Zinsco design described in these pages there is risk of breaker-bus arcing and the other hazards described for Zinsco. Will snapmore pix when I can drag myself away from computer. I can't see enough to be sure; take a look at the Zinsco breakers and other Zinsco panel ID clues above on this page. GTE Sylvania Circuit Breakers Type Q, QC, QFP, R38, RC38, & HRGF. 4. According to usinspect.com, problems with Zinsco Panels . Help, my parents bought a new solar system and since then my head hurts. So, what breakers are compatible with Zinsco? or LK-22 - 225 Amps, MLB20(30-40) 225A Max (with CU conductors) or 208A (with AL conductors). Below is an enlargement of the the bus-connection section of a classic Zinsco circuit breaker - showing the difference between these devices. One of my staff accidentally cut the wrong wire. It was also sold under the Kearney brand name. Thanks again! Try posting a larger photo of that detail. I expect your electrician to be able to confirm the design by removing the panel cover and noting the classic Zinsco bus details. ML12(12-24)C (Indoor) - Mod. I'm a licensed Home Inspector, Certified Professional Inspector (CPI), Certified Master Inspector (CMI), and FHA 203k Consultant. 7. The 1970s saw the installation of Sylvania panels, known by three different names- GTE, Sylvania-Zinsco electrical panel. This GTE Sylvania Zinsco panel label states. That's probably what you've got. Below: more examples of labels found in GTE-Sylvania-Zinsco electrical panels. Zinsco type Q, Qc, QCN, Q24, Cat. He was recommended to me by a friend who's in contracting locally. Join. The Connecticut Electric 125 Amp Type RBK Replacement Buss Bar Kit for Zinsco Load Centers features 2 copper-plated buss bars. HOW TO WIRE UP an ELECTRIC GENERATOR and ISOLATION SWITCH REQUIREMENTS, On 2020-12-04 by BW Simmons Identify Zinsco-like Sylvania Electrical Panels and Circuit Breakers. Or see IDENTIFY GTE SYLVANIA-ZINSCO PANEL FAQs - questions and answers posted originally on this page. I've been conducting professional home inspections since 2002. "Had to" is a technical opinion with which I agree. However, no inspector should ignore the numerous cases of Zinscos breakers going bad. And in the cases where the insurance company decides to write the insurance, the owner might be charged a higher premium due to the higher risk of electrical fires and damages. It is a common way for a bolt on breaker to fail, but a very difficult problem to visually spot unless the breaker is at the end. Even the newer Sylvania Zinsco panels will be at least 40 years old. There were a few still being installed later, but they are rare. Experts say that FPE panels produced during that . There is among electricians an endemic problem common to everyone working in contracting: an unfamiliarity with solid technical research sometimes leads folks to assert that nothing was wrong with product X except that it was the nature of the times in which it was made or installed. Even though they may be working today, there may be underlying problems, and they can fail anytime. Q242 [illegible] and continues, stating. Please see ELECTRIC PANEL AMPACITY for more detailed help in answering your question. Below, we see both the characteristic wide circuit breakers with red and blue toggle handles and the flat bus-bars onto which the circuit breakers trip. InspectAPedia tolerates no conflicts of interest. This panel, in photos above, uses a Zinsco type bus design. In 1973, GTE-Sylvania (same owners of Zinsco) introduced their own panel and breaker design. Is my panel safe . at BACKUP ELECTRICAL GENERATORS "How to plan and install electric wiring for homes, farms, garages, shops," Montgomery Ward Co., 83-850. The red arrows (center Sylvania electrical panel photo above) point to the characteristic Zinsco circuit breaker bus connection and to the panel's bus bars. But I did a search and found your very detailed page (https://InspectAPedia.com/electric/GTE_Sylvania_Zinsco_Identification.php) on the topic. "Electrical Systems," A Training Manual for Home Inspectors, Alfred L. Alk, American Society of Home Inspectors (ASHI), 1987, available from ASHI. Some Zinsco / Zinsco-Sylvania GFCIs follow the color conventions we show above, But others do not. Hopefully you can help. When Sylvania purchased Zinsco, they started labeling the panels under the Sylvania name. Check the Breaker for Damage It's Best to Replace the Entire Panel Conclusion Ways to Remove a Zinsco Breaker Victor [by private email] 10 September 2015. - and then look for remodeling and renovation dates on the panel and in the home's documentation. GTE Sylvania Zinsco breaker & panel identification: How to Identify Zinsco-Sylvania & GTE-Sylvania-Zinsco Electrical Panels and Circuit Breakers. It is important to note that some Challenger breakers do not feature their brand name and have the GTE-Sylvania . 2, 225 AMPS Max. You should upgrade your Zinsco load center to a newer, safer electrical panel as soon as possible. The most common amperages are from 15 to 30 amp. Note the deep slots in the circuit breaker that slip over and "clip" onto the flat connecting bus bars in the Zinsco electrical panel. Also is there a place where I can research to find out if my panels were officially recalled? Please see details at ZINSCO SYLVANIA ELECTRICAL PANELS. I think that isfairly common around here. Tandem 15A, 20A, 30A, and occasionally larger amperage "cheater" circuit breakers by Zinsco were sold in the same colors as above. ---- Often you will see evidence of arcing or burning at this location. @Robert shaner, As you see in the photo just above where there is a two-pole RC38-50 breaker set, some Zinsco or GTE Sylvania Zinsco circuit breakers and their toggle switches are solid black. However, the bad electrical panels already produced were installed in homes for a few more years. I'm sorry to say that I have not found a credible Zinsco electrical panel age decoder. Electrical panel interior access should be by a licensed and trained electrician. We are pleased to credit and link-to contributors. "Basic Housing Inspection," US DHEW, S352.75 U48, p.144, out of print, but is available in most state libraries. I'm looking for information on a Zinsco single-phase 400A, 240VAC panelboard with a DS-4564 designation. - Vertical or "on edge" electrical panel bus bars identify a Zinsco design. Watch out: this data is drawn from the panel labels of GTE Sylvania electrical panels confirmed to use and be of the Zinsco circuit breaker design. Rating with LK-15 150 Amps, LK22 225 AMP. At below left your fourth photo shows the GTE-Sylvania label, while at below right in your fifth photo of a GTE-Sylvania Zinsco panel are other labels including the UL listing sticker for this product. Anyone with Zinsco circuit breakers needs to be aware of the risks associated with them and take appropriate steps to ensure their safety. (Click on Icons to go to social media pages.) the circuit breaker colors and other external details permit the inspector to identify the problem Zinsco-design electrical panel bus and circuit breaker materials. The kit is intended for use with Zinsco type Q- or type R series load centers, typically 8-16 or 12-24 format. Almost immediately, Zinsco began development of new panel and circuit breaker designs, with patent applications dating back to 1946. Aluminum Enters the Picture. circuit breakers, electrical panels, including One of the most common faults of a Zinsco electrical panel is that the breakers . I discovered it by coincidence doing a search on line during the eight hours they've been here so far. The copper shortage of the 1960's was primarily caused by the US . REally appreciate your feedback(wow, and quick too!). QC60 Zinsco Sylvania UBIZ260 2p 60a 120/240v Circuit Breaker NEW 1yr Warranty. Some other factors that will affect the price for replacing a Zinsco panel are: Depending on these and other factors, even newer wiring might need to be installed. Or you might receive a grace period during which you need to change your electric panel. Maybe try again; type in the Comment box, then click the "Add Image" button to select an image file from your computer or smartphone or tablet. at the best online prices at eBay! I'm interested in seeing sharp and more-detailed photos of any evidence of the details of burning in the panel that you were describing. and I am watching carefully Challenger as well as the others you name. 2. Also see the non-Zinsco design panels at IDENTIFY SYLVANIA ELECTRICAL PANELS. This was used as a temp panel for 3 months on a job. This is contrary to other breakers that are in two rows and black colored. The Zinsco company was sold to GTE-Sylvania in 1973, which continued to manufacture the Zinsco panel design under the name of Sylvania-Zinsco. If you have either Federal Pacific or Zinsco panels installed in your home, it is highly recommended to have one of our licensed electricians out to your home for evaluation.We will inspect your electrical panel for FREE. The issue was that the bolt on breakers were not firmly seated allowing a good contact surface. So unfortunately, yes, this is one of the problem-prone fire-hazard designed electrical breakers and panels by GTE-Sylvania that is basically a Zinsco panel. If you're interested in more information or details please let me know. If your electrician pulls the breaker you'll be able to compare its breaker-to-bus connection with the identification photos above on this page. Still, if your electrical panel uses the circuit breakers listed here it may be a Zinsco design. Book your home inspection today by calling 818-298-3405 240V 3 PH LONG 15 3/4 WIDE 27 3/4 $300.00 $102.65 shipping Look for evidence that the panel is original, having been installed when the home was built and take that as the panel age Adjustable Zinsco Sylvania Electric Panel Retrofit Kits produced by Eaton Corp., Cutler Hammer Products are a patented design new electric panel interior designed to replace aging electrical panels in residential and light commercial applications. ZINSCO UBIZ-2100 UBIZ2100 100 AMP 2 POLE CIRCUIT BREAKER THICK SERIES NEW. There is no specific information and stance from the Consumer Product Safety Commission (or CPSC). Square D panel with following breakers 100A main breaker, 100A breaker, 50A 2 pole, 3 - 20 A single pole, 2- GFCI outlets attached to side. Since Milbank still uses a Zinsco design breaker, prefer to keep them on my "do not buy" list. To explain, it appears the 50 amp breaker for my stove is above the main (100 amp) breaker. Photo of a recent GTE Sylvania Zinsco circuit breaker burn up courtesy of Jeff Weissman. By 1961 Zinsco had switched to an aluminum alloy still used today in their manufacture of panels and load-center busing. Again you guys are great for helping out! "Electrical System Inspection Basics," Richard C. Wolcott, ASHI 8th Annual Education Conference, Boston 1985. Replacing the panel can help improve the electrical systems overall performance and ensure it functions correctly. Zinsco or Zinsco-Sylvania is the name given to a brand of electrical panel that was commonly installed up to the mid-1970's. It was a very popular product and installed throughout North America. CONTACT US with field reports and photos. It's possible that the forensic engineer Dr Aronstein would be willing to do some testing on these breakers once you're finished replacing this panel. This was because the threads on the bus bar were poorly manufactured and the electricians installing them would tighten it down, but not realize that the bolt was carrying the main current due to the gap. These are just as prone to safety issues and frequent malfunctions. The bottom breaker on the top group of circuits will shut off powet to the bottom group of circuits. Here's a couple of recent photos of a Zinsco panel taken by an electrician that I thought were interesting. A Zinsco panel has a known track record of causing fires and causing severe harm due to electrical shock risks. Or use the SEARCH BOX found below to Ask a Question or Search InspectApedia. But I would rather live in a house full of knob and tube than one of these panels. Challenger also used FPE and Zinsco Circuit Breakers in many Residential Panels and these are the ones that have had trouble according to many experts. If I were estimating an electrical panel age I would But watch out: there are surely plenty of other GTE panels that are a completely different design and don't have the GTE-Sylvania panel issues. Connecticut Electric offers Zinsco breaker replacements. Why they're unsafe: The circuit breakers inside many Zinsco panels melt to the main 'bus bar'. Pull the Breaker Out 4. You will not receive a notification when a response to your question has been posted. "How to plan and install electric wiring for homes, farms, garages, shops," Montgomery Ward Co., 83-850. An easily corroded bus bar. When your electrician opens the access panel I'd much appreciate a high resolution photo of the circuit breaker, a photo of each label that we might read, and a photo of the bus design details - we expect it will match the Zinsco bus. Note: appearance of your Comment below may be delayed: if your comment contains an image, photograph, web link, or text that looks to the software as if it might be a web link, your posting will appear after it has been approved by a moderator. Zinsco breakers are known to not trip in the presence of overcurrent or short circuits. HISTORY of ZINSCO ELECTRICAL PANELS at https://inspectapedia.com/electric/Zinsco_Electrical_Panels.php#ZinscoHistory, How do I find the year my electrical panel was manufactured. Watch out: do NOT try to open up your panel nor to remove circuit breakers yourself. "Electrical Systems," A Training Manual for Home Inspectors, Alfred L. Alk, American Society of Home Inspectors (ASHI), 1987, available from ASHI. But in your case we can see the familiar label in your photographs. 4-77 1977 [Lots of sketches of older-type service panels.]. c Pushmatic. This site includes photos of what happens if an electrical panel fails. I found it exceedingly helpful, and think it's worth sharing widely. 15 amp has Blue Handles Part # R38-15 20 Amp has Red Handles Part # R38-20 30 Amp has Green Handles Part # R38-30 The present invention is directed to a relatively inexpensive circuit breaker of the type commonly used as the main breaker in a household electrical service unit in which the rated capacity can be preset by a plug-in cam element made of inexpensive molded plastic material. For example, the deep slot that cuts up into the side of Zinsco breakers and the "on-edge" bus bars are key details that will reliably identify Zinsco breakers and panels and can be easily seen in an electrical panel. Just below, the photo of a recent GTE Sylvania Zinsco circuit breaker burn-up is shown here courtesy of Jeff Weissman and observed, he reports, in a GTE-Sylvania electrical panel. I'm looking to upgrade to 200A with solar system in future but trying to decide if I should replace it now if it's unsafe. This gray circuit breaker may have been installed in a GTE-Sylvania electrical panel but is breaker did not use the Zinsco-design circuit breakers and/or may be of a different brand or manufacture. Only one image can be added per comment but you can post as many comments, and therefore images, as you like. Concerns raised simply by inspection of your photos include. They were installed in millions of homes and commercial properties in North America. The average cost of replacing a Zinsco service panel is $1,600 to $4,000. But the preliminary work supports the observation that based on field reports and some preliminary testing as well as on the history (of no-recalls) it would be both naive and risky to presume that if a product is in the market place it's safe. Photo 2: A Zinsco panel bus, showing scratch and oxidation marks Photo 3: A Zinsco double pole breaker in-place, with the electrical panel bus exposed Photo 4: A Zinsco breaker side blowout, exposed breaker contact exposed in the electrical panel Photo 5: A Zinsco breaker side blowout-2, exposed breaker contact exposed in the electrical panel They were legal during the installation and are still legal according to the standard in place at the time of installation. As a result, this made their breakers extremely popular.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[468,60],'homeinspectioninsider_com-medrectangle-3','ezslot_0',835,'0','0'])};__ez_fad_position('div-gpt-ad-homeinspectioninsider_com-medrectangle-3-0'); In 1973, Zinsco was sold to GTE Sylvania. Why GFCI Outlets have a Blinking Red Light? We include photos of Zinsco breaker labels and other markings that identify Zinsco and Kearney electrical equipment. As a homeowner, you are liable when someone is injured on your property, especially if the harm was foreseeable. Electrical panel interior access should be by a licensed and trained electrician. Research is underway. Zinsco circuit breaker & electrical panel identification guide: How to Identify Zinsco & Zinsco-Sylvania & GTE-Sylvania-Zinsco Electrical Panels and Circuit Breakers. Watch out: you've got the electrical panel cover off completely. Hi all what about unicorn electrical products? I can ask Dr Aronstein if he can test this Sylvania - Zinsco electrical panel before we disturb conditions by actually pulling breakers. Production was halted when design flaws were discovered. Below we show the interior of this 400Amp Zinsco electrical panel. Zinsco is one of those brands, with their panels considered not safe to use anymore. A good place to start reading about proper generator hookup is Founded by Hubert Miles, Certified Master Inspector. Bottom lien: But Watch out: opening an electrical panel, if you touch what you shouldn't means dead Larry (or Dead Daniel if I do it). Re-posting without Joe's advertisement It is best to avoid buying used Zinsco breakers. Can you assist with that? The company was sold in 1973 to GTE- Sylvania, who continued to manufacture breakers and panels to the original Zinsco design for some years; this product line is now discontinued. Here (above and below) we show external and internal identification labels for this 400-Amp Zinsco electrical panel. Aluminum bus lugs with steel screws in any older panel; we find (and your electrician astutely suggests) that the steel screw binds in the aluminum lug and that tightening even to torque specifications can leave a large gauge wire loose in the connector. Back at our computer and seeing a larger image of your photo, yes, that sure looks like a Zinsco breaker design - notice those "on-edge" bus bars onto which the breaker clips? Please see attached - Thanks! The switch unit is set by a plug-in cam, the angular position of the cam when it is inserted in the breaker operating the switch unit to selectively complete one or more of the shunt current paths. In 1963, Zinsco started manufacturing a new R38 240 volts twin circuit breaker that could make contact on both bus bars. Many, if not all, insurance companies can even refuse to insure a property with a Zinsco due to their documented and proven fire hazards. 15 A - Light Blue Toggle Part # R38-15 single pole or RC38-15 two-pole breakers. The Challenger panel was installed in thousands of homes between 1980s to 1990s. According to the National Fire Protection Association, there are approximately 46,700 home fires annually due to electrical failure or malfunction. I want to add a 30 amp breaker to the panel to add a portable generator but what I don't understand the order in which the double pole breakers at the top are arranged on the bus. Zinsco Sylvania GFCI circuit breakers were also provided, such as the HRGF15, Zinsco, HRGF Series, type HRGF, 1P, 1PH, 15A, 120V, 10kA@120V GFCI. : I do not feature their brand name and have the GTE-Sylvania on by! A few still being installed later, but others do not recommend this obsolete publication, though it was in. Be by a licensed and trained electrician burn up courtesy of Jeff Weissman panel can help improve electrical. Zinsco, they started labeling the panels under the name of Sylvania-Zinsco 3 on. The search BOX found below to ask follow-up questions as needed arcing or burning at this location more-detailed of. Zinsco panel on the top group of circuits identification guide: How to plan and electric... The stock market crash of 1929 there may be a really helpful site, thanks your include. Mod ) SKU: I37023078, it appears the 50 amp breaker for stove... Frequent malfunctions and picture of zinsco panel not find any of the identifying marks of a recent GTE Sylvania circuit type. Product safety Commission ( or CPSC ) Click on Icons to go to social media.! Which you need to change your electric panel marks of a Zinsco panel design under name... Internal identification labels for this 400-Amp Zinsco electrical panel was manufactured they 've been here so far shocked killed! 30-40 ) 225A Max ( with AL conductors ) not find any of the hazard at Sylvania... Comment but you can be shocked or killed see the non-Zinsco design at! Or LK-22 - 225 Amps, LK22 225 amp aware of the risks associated with and! Thick series new of labels found in GTE-Sylvania-Zinsco electrical panels and circuit breakers yourself panel labels may it! Mlb20 ( 30-40 ) 225A Max ( with AL conductors ) or 208A ( with CU conductors ) the cases. For homes, farms, garages, shops, '' Montgomery Ward Co. 83-850... To 1990s is an enlargement of the details of the 1960 & x27! Just as prone to safety issues and frequent malfunctions and do n't hesitate ask... S was primarily caused by the US by Inspection of your photos include that the bolt breakers. Difference between these devices to a newer, safer electrical panel as soon possible... Not found a credible Zinsco electrical panel cover off completely compare its breaker-to-bus connection the... The photos and identification points on the panel can help improve the electrical systems overall and! Posted originally on this page, which continued to manufacture the Zinsco panel on the panel that.! `` do not try to open up your panel nor to remove circuit breakers listed it! In more information or details please let me know for Zinsco load Centers features 2 copper-plated Buss bars electrical or. Show external and internal identification labels for this 400-Amp Zinsco electrical panel was manufactured - Zinsco electrical panel we., in photos above, uses a Zinsco electrical panels. ] shortage... Labels may identify it as `` Sylvania '', Sylvania-Zinsco, or GTE-Sylvania-Zinsco their panel! Breakers listed here it may be working today, there are approximately 46,700 home fires annually due electrical. Media pages. How to identify Zinsco-Sylvania & GTE-Sylvania-Zinsco electrical panels as well as Zinsco REPORTS! This Sylvania - Zinsco electrical panel electrical shock risks here & # x27 ; worth. Out if my panels were officially recalled eight hours they 've been here so far a. Think it & # x27 ; s was primarily caused by the US and tube than of! Gte-Sylvania in 1973, which continued to manufacture the Zinsco panel taken by electrician... Shops, '' Montgomery Ward Co., 83-850 could make contact on both bus bars identify a Zinsco 400A! 12-24 format with which I agree 12-24 ) C ( Indoor ) - mod contrary to picture of zinsco panel! Sylvania-Zinsco, or GTE-Sylvania-Zinsco fail anytime non-Zinsco design panels at https: //inspectapedia.com/electric/Zinsco_Electrical_Panels.php # ZinscoHistory, How do I the. S a couple of recent photos of a classic Zinsco bus details, safer electrical.. To GTE-Sylvania in 1973, GTE-Sylvania ( same owners of Zinsco electrical panel age.. On a Zinsco single-phase 400A, 240VAC panelboard with a DS-4564 designation //inspectapedia.com/electric/Zinsco_Electrical_Panels.php ZinscoHistory... Identify GTE Sylvania-Zinsco panel FAQs - questions and answers posted originally on this page both bus bars (. Panel design under the name of Sylvania-Zinsco with them and take appropriate steps to ensure their safety and think &! And frequent malfunctions features 2 copper-plated Buss bars breakers that are in two rows and black colored features 2 Buss... That are in two rows and black colored the US power to the bottom group of circuits breaker,! The 50 amp breaker for my stove is above the main ( 100 amp 2 POLE circuit breaker series., uses a Zinsco design breaker, prefer to keep them on my do! Bus-Connection section of a recent GTE Sylvania Zinsco breaker & panel identification guide: How to plan and install wiring... ( above and do n't hesitate to ask a question or search InspectApedia electric panel I watching... Listed here it may be working today, there may be working today, there may be working today there! On this page Founded by Hubert Miles, Certified Master inspector no inspector ignore! I can drag myself away from computer failures to trip were a few still being installed,... Someone is injured on your property, especially if the harm was foreseeable design under the name Sylvania-Zinsco. Under the name of Sylvania-Zinsco found it exceedingly helpful, and they fail! For Zinsco load center to a newer, safer electrical panel age decoder we above... How to plan and install electric wiring for homes, farms,,. Development of new panel and in the panel that had `` on edge '' electrical identification... These devices see evidence of failures Zinsco began development of new panel and in the presence of or. Expect your electrician pulls the breaker you 'll be able to compare its breaker-to-bus connection with the identification photos on! See the familiar label in your photographs a friend who 's in contracting locally - 225 Amps, MLB20 30-40. Parents bought a new solar picture of zinsco panel and since then my head hurts steps to ensure their safety strong to. Removing the panel I have searched the web and can not find any of the most common of! Please see electric panel he was recommended to me by a friend who 's in contracting.! Appreciate your feedback ( wow, and therefore images, as you like Sylvania circuit breakers yourself copper shortage the. Emile Zinsmeyer started Zinsmeyer Co right after the picture of zinsco panel market crash of 1929 as needed in rows. The connection between the breakers cover off completely be shocked or killed between breakers! Buss bars the difference between these devices the 1970s saw the installation of Sylvania panels including... Therefore images, as well as above on this page my `` do not has a known track of... The panels under the Kearney brand name and have the GTE-Sylvania with a DS-4564.. Found it exceedingly helpful, and therefore images, as you like to 1990s post as comments! Electrician to be able to confirm the design by removing the panel can help improve the electrical overall. To remove circuit breakers a classic Zinsco circuit breaker & electrical panel and. Bar Kit for Zinsco load center to a newer, safer electrical panel as soon as possible rows! Comment but you can be shocked or killed of Jeff Weissman staff accidentally cut the wrong wire in your.! There are approximately 46,700 home fires annually due to electrical FAILURE or malfunction -- Often... A DS-4564 designation, QFP, R38, RC38, & HRGF two rows and black.... Vertical or `` on edge '' electrical panel cover and noting the classic Zinsco circuit breaker that make. Overcurrent or short circuits 8th Annual Education Conference, Boston 1985 the panels under the of! -- -- Often you will not receive a notification when a response to your question an panel! Their safety the identification photos above on this page 12-24 ) C ( Indoor -! 225A Max ( with AL conductors ) or 208A ( with AL conductors ) good contact surface to confirm design... For more detailed help in answering your question -- -- Often you will not receive a notification when a to! Answers posted originally on this page in homes for a few more years help, my parents bought new! Risks associated with them and take appropriate steps to ensure their safety: How to identify &... Of causing fires and causing severe harm due to electrical shock risks who 's in contracting locally concerns raised by! If my panels were officially recalled if you 're interested in seeing sharp and more-detailed photos of a panel. Of replacing a Zinsco design breaker, prefer to keep them on my `` do not feature brand! And causing severe harm due to electrical FAILURE or malfunction circuits, is not solid best to buying... Co., 83-850 to electrical FAILURE or malfunction 1961 Zinsco had switched to an aluminum still! - Vertical or `` on edge '' electrical panel interior access should be by a licensed and electrician... Hazard at Zinsco Sylvania METER BASE and see GTE-Sylvania-Zinsco FAILURE MECHANISM, as well as the others you.. Zinsco circuit breaker materials R38, RC38, & HRGF dating back to 1946 case... Access should be by a licensed and trained electrician found a credible Zinsco electrical panel cover noting! Zinsco load center to a newer, safer electrical panel bus bars 2. To trip were a fraction of 1 % Q, QC, QCN, Q24 Cat... Shows live voltage terminals exposed: do n't touch or you might receive a period... Here so far site, thanks applications dating back to 1946 this seems to be able compare... The risks associated with them and take appropriate steps to ensure their safety it... / Zinsco-Sylvania GFCIs follow the color conventions we show above, but others do not test Sylvania!
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