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More Information

FPE NoArc electrical panel labelHOW TO IDENTIFY - Federal NOARK Electrical Panels of the Stab-Lok design
InspectAPedia®  -    

  • Photo guide to Federal NOARK (or Federal NOARC) load center identification shows the Stab-lok design identification
  • Photographs of FPE circuit breakers, labels, and bus designs provide means to identify this equipment even if labels are missing or painted-over

We recommend that residential FPE Stab-Lok electrical panels be replaced entirely or the entire panel bus assembly be replaced entirely, regardless of model number or year of manufacture. We recommend against replacing individual FPE Stab-lok circuit breakers. We do not sell circuit breakers nor any other products. For more information see FPE REPLACEMENT PANELS and FPE REPLACEMENT BREAKERS. This page assists in identifying Federal Pacific Electric Stab-Lok electrical panels and circuit breakers. More FPE information is in the links at page left.

InspectAPedia offers impartial, unbiased advice without conflicts of interest. We will block advertisements which we discover or readers inform us are associated with bad business practices, false-advertising, or junk science. Our contact info is at InspectAPedia.com/Contact.htm.

This document describes how to identify Federal Pacific Stab-Lok Electric Panels in buildings with special focus on the Federal NOARK Stab-Lok Panelboard and the Federal NOARK Load Center. This is safety information for building inspectors, home buyers, home owners, electricians exploring the background of possible hazards associated with Federal Pacific Electric Stab-lok circuit breakers and service panels.

© Copyright 2012 InspectAPedia.com, All Rights Reserved. Information Accuracy & Bias Pledge is at below-left. Use page top links to major topics or use links at the left of each page to navigate within topics and documents at this website. Green links show where you are in a document series or at this website.

Photo Guide to Identification of Federal NOARC Electrical Panel Identification of Stab-Lok Load Centers

FPE NoArc electrical panel label

 

FPE Noarc or FPE no-arc electrical panel label also indicates older versions of the Stab-Lok circuit breaker design. At left we show a Federal Noark Stab-Lok Panelboard Model NS412.

The Federal Pacific Panel interior label and model number are shown in this photograph. [Photograph courtesy of Arlene Puentes.]

Catalog No. 116-68C (Federal Pacific Electric Company) the FPE company name does not appear on this portion of the label.


FEDERAL NOARC photo

 

Here is what another model of the Federal NOARK Electrical Load Center looks like. (Some inspectors misreport this product as "Federal NOARC".)

Even before inspecting this electrical panel closely you can see the characteristic FPE Stab-Lok circuit breaker red-painted toggle faces. The center black identification label in this Federal NOARC load center Catalog No. 116-68C is black painted.

Later FPE Stab-Lok load centers painted white or other colored text directly onto the gray-painted electrical panel face.


FPE NOARC electrical panel identifying photo

 

Here is the unambiguous text which identifies this Federal NOARC load center as a Federal Pacific Stab-lok design and Federal NOARK Stab-Lok LoadCenter Cat.No. 116-68C.


 

Here are two more photographs to assist in identification of Federal NOARK electrical panels showing a Federal NOARK Stab-Lok panelboard Cat.No. NS412.

Federal NOARK catalog number NS412 electrical panelFederal NOARK or FPE Noarc electric panel label identification

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FPE Stab-Lok HAZARDS & REPAIRS WEBSITE

  • Timothy Hemm, Yucala, CA, contributed the photographs of FPE equipment installed in California buildings. Mr. Hemm can be contacted at TimHemm@yahoo.com
  • Arlene Puentes, an ASHI home inspector in Kingston, NY, contributed the page top and example photograph of a bank of FPE adjacent electrical panels and the Stab-Lok NOARK panelboard photos just above. Ms. Puentes can be contacted at ap@octoberhome.com
  • Jon Bolton, a home inspector, the Inspectigator, FL, contributed the "camouflage" breaker. Mr. Bolton can be contacted at teamattitude@hotmail.com
  • Mary DeMuth, a property owner, contributed the Texas Federal Pacific Electric Load Center photos, May 2006.
  • Thomas M. Pino, a professional home inspector, contributed photos of the 100A Texas FPE panel used in a condo. www.sweetwaterhomeinspection.com. Mr. Pino can be contacted at sweetinspect@houston.rr.com or at sweetwaterhomeinspection@yahoo.com
  • The remaining photographs on these pages were made by the web author.

Books & Articles on Building & Environmental Inspection, Testing, Diagnosis, & Repair

  • Our recommended books about building & mechanical systems design, inspection, problem diagnosis, and repair, and about indoor environment and IAQ testing, diagnosis, and cleanup are at the InspectAPedia Bookstore. Also see our Book Reviews - InspectAPedia.
  • Aluminum Wiring Information Website Aluminum Electrical Wiring Hazards and Repairs: in-depth authoritative info, photos, documents including selection of proper vs. ineffective repair methods. E.g.: Ideal 65 "Twister" purple connector fails in field and lab testing with aluminum wire.
  • Ampacity of an Electrical Service: How to determine the electrical service size or ampacity entering a building
  • Circuit Breaker, a bad one fails to trip failure at aluminum bus-to-circuit breaker connection - field report and photographs
  • Electrical System & Wiring Hazard Inspection, Detection, Cause, Remedy, Prevention - Main Electrical Page
  • Electrical Panels, How to Inspect in buildings, safety for electrical inspectors, electrical panel, fusing, wiring defects, defective products. Inspection Class Presentation
  • The Federal Pacific Stab-Lok Electric Panel Hazard Website Safety Information for Consumers.
  • 2007 FPE Stab-Lok TECHNICAL REPORT - an updated test report of independent testing (a large 1.2MB PDF file) using a larger pool of FPE Stab-Lok circuit breakers than the older CPSC and Wright Malta tests found significantly higher failure rates of FPE Stab-Lok circuit breakers, including a look at critical safety failures (breaker failed to trip at 200% of rated current or jammed) which found up to 80% failure rate for FPE Stab-Lok GFCI circuit breakers (n=4), 12% failure rate for double pole FPE Stab-Lok circuit breakers (n=120), and a 1% failure rate for FPE Stab-Lok single pole circuit breakers (n=345).
  • FPE FIRES: Failures continue: FPE breaker fails, results in fires: field reports
  • Federal Pacific Electric Fires Waiting to Happen, Debate Waiting to Be Ended, detailed article
  • Home Inspection Reporting Language and discussion for FPE panels
  • Home Inspection Reporting Language and discussion for FPE panels
  • How to Identify FPE Federal Pacific Stab-Lok Electric Panels - is yours one of these? ALSO: A History of the FPE Stab-Lok Issue.
  • Federal Pacific Electric Panels: Fires Waiting to Happen, Debate Waiting to Be Ended
  • How to Identify Federal Pacific Electric Panels Stab Lok Breakers & History of the Federal Pacific Electric Stab Lok Hazard
  • Replacement Circuit Breakers for FPE Stab-Lok Electric Panels? are not recommended
  • Replacement Panels for FPE Stab-Lok load centers - options include conventional complete panel replacement and a less costly replacement of the panel interior load center/bus assembly
  • Schneider Canada Federal Pioneer circuit breaker recall
  • 1983 CPSC Investigation of FPE Circuit Breakers Safety Information for Consumers
  • 1982 Reliance Electric Co. SEC Quarterly Report: Note C. reports litigation between Reliance and UV Liquidating Trust and contends that "... improper and deceptive practices were employed for many years to secure UL listings for Federal Pacific's circuit protective products..."
  • 1980 Reliance Electric Co. Press Release: improper practices used to obtain UL Listing for most of FPE's circuit breakers and notes testing which indicates "possible defects." 1980, Reliance Electric Co.
  • 1980 FPE - Exxon Buys A Scandal Along With A Company improper practices used to obtain UL Listing for most of FPE's circuit breakers and notes testing which indicates "possible defects." 1980, Reliance Electric Co.

  • Safety Hazards and Safe Inspection Procedures for Electrical and Home Inspectors at Residential Electric Panels
  • ...
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