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ELECTRICAL INSPECTION, DIAGNOSIS, REPAIR
FPE Stab-Lok HAZARDS & REPAIRS WEBSITE
SUMMARY OF the FPE Stab-Lok PROBLEM
FPE HAZARD ARTICLES, STUDIES
FPE Stab-Lok TECHNICAL REPORT
FPE Stab Lok IDENTIFICATION
  FPE STAB-LOK PANEL COVERS
  FEDERAL NOARK PANELS
  FEDERAL ELECTRIC PANELS
  FEDERAL PIONEER PANELS
  FPE PANEL DOOR LABELS
  FPE TOGGLE SWITCH
  FPE BREAKER LABELS
  HOW TO ID FPE IF NO LABELS
  FPE PANEL BUS DESIGNS
  FPE PANEL AGE MATTERS?
  FPE HISTORIC DATES 1950-Present
  OTHER FPE DEFECTS
REPORTS OF FPE FAILURES
HOW TO REPORT FPE INCIDENTS
FPE REPAIR ELECTRICIANS
FPE REPLACEMENT BREAKERS
FPE REPLACEMENT PANELS
FPE REPLACEMENT PANEL COSTS
CAN'T AFFORD A NEW ELECTRIC PANEL?
FEDERAL PIONEER in CANADA
FPE Stab-lok: FIRES WAITING TO HAPPEN
FPE HISTORY
ADVICE TO HOME BUYERS w/ FPE PANELS
HOME INSPECTION LANGUAGE for FPE Stab-Lok
IAEI LETTER
FPE Stab-Lok Hazard Summary Page for Public Use

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Federal Pacific Electric Stab Lok Panels in a gangGuide to Federal Electric Panels- Stab Lok circuit breaker & Panel Identification Photos
InspectAPedia®  -    

  • A photo guide to "Federal Electric" Electrical Panels - Stab-Lok design hazards
  • How to identify Federal Electric Stab-Lok panels and breakers
  • A photo guide to FPE Stab-Lok electric panel identification

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.

Our site 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/appointment.htm.

This document describes how to identify Federal Electric Panels in buildings. An examination of this brand of electrical equipment shows that it is similar to but not identical to a version of what is better known as the FPE Stab-Lok or Federal Pacific Stab-lok electrical panel which is a serious latent electrical safety hazard in buildings. We have no performance data on this product. Field reports of readers' experience with Federal Electric panels are invited.

Readers should be sure to review FPE Stab Lok IDENTIFICATION and THE FPE Stab-Lok WEBSITE

This guide is 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 2010 Daniel Friedman, All Rights Reserved. Information Accuracy & Bias Pledge is at below-left. Use links at the left of each page to navigate this document or to view other topics at this website. Green links show where you are in our document or website.

To identify the circuit breaker panels and breakers discussed at the FPE information website you should look for the product name "Federal Pacific Stab Lok", "Federal Electric", or "Federal Pioneer Stab Lok" on the equipment. But in some cases of very early product such as the Federal Electric panels shown on this page, the words "Stab-Lok" may not be present on the panel labeling. Fortunately it is still easy to identify this product series by the actual circuit breaker or bus connectors or by the bus sketch on the Federal Electric Panel label if that information is still on the panel cover.

Below we provide a photographic library of various types of Federal Electric, Federal Pacific Electric, FPE Stab-Lok, and Federal Pioneer electrical panel covers and labels which permit a consumer to identify the equipment from its exterior as well as circuit breaker labels and other details. Since there is risk of dangerous or even fatal electric shock, only an expert such as a licensed electrician, electrical engineer, or home inspector should physically remove the front cover to permit inspection of the panel bus and other interior features.

Photographic Guide to Federal Electric Electrical Panels

Federal Electric Panel (C) D Friedman J Spencer Here is the interior of a Federal Electric panel, Federal Electric Catalong No. 116, showing that this early model electrical panel used a copper bus (nice).

However the circuit breakers and bus design are early versions of the problematic FPE Stab-Lok design and should be handled as with any other FPE Stab-Lok equipment - replace the panel.

Photographs of the copper-bus Federal Electric (FPE Stab-Lok) electrical panel and Stab-Lok circuit breaker closeups just below are courtesy of Michigan home inspector John Spencer.

 

Federal Electric Panel (C) D Friedman J Spencer

 

Here is the interior label of a Federal Electric panel catalog No. 116 showing that this early model electrical panel used the "Stab-Lok" "E" bus and "F" bus designs in this product.

Look at the bottom of the label just above our red (C) notice and you will see that the "F" and "E" Stab-Lok bus layout was used.

This is a definitive identification of this electrical panel as a "Stab-Lok" design even without having to physically remove the circuit breaker to inspect the panel bus directly.

Until the electrical panel is replace we recommend that you do not disturb its circuit breakers as doing so might increase the risk of a future failure to trip.

Federal Electric Panel (C) D Friedman J Spencer

Here is John Spencer's photo of the FPE Stab-Lok circuit breaker labels for the breakers used in this Federal Electric panel.

Betwen the breakers at lower center in the photo you can see a glint of the copper bus to which these circuit breakers are attached.

The following additional photographs depict a different bus design found in other Federal Electric electrical panels.

Federal electric panel

 

This is the interior of the Federal Electric panel shown at the top of this page. Note the bus design.

Federal electric breaker assembly

 

This is a close up of the Federal Electric triple pole circuit breaker used as the mains in this Federal Electric panel.

You can see that the bus design is similar but not identical to the classic FPE Stab-lok panels discussed elsewhere at this website.

We have no field data nor independent test data on the performance of this particular design.

However it is similar in appearance to the Stab-Lok equipment which we have discussed; caution would be appropriate.

 

Our Photo Guides to Identification of Federal Pioneer and Federal Pacific Stab-Lok Electrical Panels and Circuit Breakers Are Presented in the Topics Listed Below

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Technical Reviewers & References

Use links just below or at the left of each page to navigate this document or to view other topics at this website. Green links show where you are in our document or website.

FPE Stab Lok IDENTIFICATION
FPE STAB-LOK PANEL COVERS
FEDERAL NOARK PANELS
FEDERAL ELECTRIC PANELS
FEDERAL PIONEER PANELS
FPE PANEL DOOR LABELS
FPE TOGGLE SWITCH
FPE BREAKER LABELS
HOW TO ID FPE IF NO LABELS
FPE PANEL BUS DESIGNS
FPE PANEL AGE MATTERS?
FPE HISTORIC DATES
OTHER FPE DEFECTS

  • Thanks to home inspector John Spencer, Sherlock Home Inspectors, Inc. in Millington, MI, for photos and discussion of Federal Electric panel identification and hazards 04/2009. Mr. Spencer can also be reached at Saginaw (989) 777-0235, Millington (989) 871-5458, and by email to sherlockhomeinspectors@charter.net
THE FPE Stab-Lok WEBSITE

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