A distribution board (also known as panelboard, breaker panel, or electric panel) is a component of an electricity supply system that divides an electrical power feed into subsidiary circuits, while providing a protective fuse or circuit breaker for each circuit in a common enclosure.

12 Point Inspection of Breaker Panel

  1. Service
  2. General Condition
  3. Matching Breakers
  4. Proper Size Gauge Wire on Individual Breakers
  5. Empty Spaces
  6. Double Taps
  7. Proper Grounding
  8. Green Bonding Screw
  9. Heat Test
  10. Legends
  11. Main Circuit Rating
  12. AFCI

The Breaker Panel cannot be located in a clothes closet, bathroom, or over a stairway.

Outside Electrical Utility Meter

Inside of Electrical Utility Meter

Overhead Electrical Service Drop

Underground Electrical Service Drop

General Condition of Standard Breaker Panel

Open Breaker Panel w/Matching Breakers

Inside Breaker Panel

Proper Size Gauge Wire per Breaker AMP

Empty Spaces in Breaker Panel

Double Taps

Grounding from Ground to Meter to Breaker Panel

Green Bonding Screw (No, don’t remove it)

Green Bonding Screws (Notice blunt end)

Heat Test Gauge



Split Bus Breaker Panel
(Note:  Split Bus Breaker Panels are not to code.  They are grandfather-in.  But, if the home is up-graded, the Breaker Panel & wiring have to be up-graded to meet current codes.)

Outlawer Breaker Panels

Federal Pacific Breaker

Zinsco\Sylania Breaker

Challenger Breaker

Pushmatic Breaker

Wadsworth Breaker