This is a brand new 40 Amp push button thermal circuit breaker. This breaker features a reset button which pops out when tripped and cannot be manually tripped. Also, thermal breakers do not trip instantly, there is a delay based on the amount of overload.

- Overload Trip Time at 25°C -
100% - Won't trip
101% to 145% - May trip or not
150% - Will trip within 1 hour
200% - Will trip within 60 seconds

- Specifications -
  • Voltage Rating: 40A - 50V DC, 250V AC
  • Dielectric strength: 1500V RMS
  • Max Operating Voltage: 50V DC, 250V AC
  • Interrupt capacity: 2000 Amps at 50V DC, 1000 Amps at 250V AC
  • Recommended Mounting Hole: 0.437" (7/16")


  • FREE Shipping via USPS Ground Advantage.

    Return Policy: 30 days, refund or exchange. Non defective items must be new and unused.

    Thanks for looking!