Westinghouse Style #4990D03G39
This Circuit Breaker is Obsolete. If you need a Replacement Circuit Breaker that has to be BRAND NEW, we offer a replacement Circuit Breaker that will fit perfectly in your Panel with no Modifications or Adapters needed.
If you have a handle mechanism like in a motor Control Center, the Circuit Breaker will not work properly
Westinghouse Style #4990D03G39 3-Pole Molded case circuit breaker has voltage rating of 240 VAC/250 VDC and current rating of 40 Amps at 40 deg C. It has an interrupt rating of 10 kilo-Amps at 240 VAC. It is a thermal magnetic circuit breaker with a Non-interchangeable trip It features standard pressure load terminals. This Replacement Molded case circuit breaker is UL listed
|Our Replacement Circuit Breaker for Style 4990D03G39 has an interrupting Capacity of 18,000 aic @ 240 Volt
The Dimensions are identical and will fit and operate perfectly in all distribution Panels.
The Circuit Breaker will be NEW removed from Brand New Equipment, never Energized or Wired.