Bussmann 25140-B-1 40A 32VDC Circuit Breaker Panel Mount Mid Range

This single pole thermal circuit breaker is ignition protected & weatherproof (IP 66 rating). Typically used in DC power systems in marine applications (as a main or branch circuit breaker), truck, bus & RV systems, add-on protection for accessories, etc.

Automatic reset circuit breakers will open the circuit on overload and close the circuit automatically when the operating current returns to normal. However, they are not designed for long term cycling. It is recommended they are installed downstream of a main fuse, manual reset circuit breaker or momentary switch.

I.R.: 2.5kA per ABYC E-11. as
Voltage: 32VDC
Pack Size: Stock lines 1pc
Terminal Hardware: Nuts installed.
Mounting Torque Rating: 2.0Nm max.
Mounting Hole Options: -A-1 suffix = #10 Thru-hole insert (not threaded).
-B-1 suffix = #8-32 hreaded inserts . (with t )
Termination: #10-32 Threaded studs.
Operating Temp: -40°C to 85 °C
Storage Temp: -40°C to 125°C
Ingress Protection Rating: IP66
Body: UL 94 V-0 thermoset plastic
Features: Ignition Protected 255 series has a unique reset mechanism which . The
provides a visual indication of tripped condition push-to-trip (PTT) option. & features a
Notes: Type 1 = Automatic Reset, Type III PTT = Manual Reset with Push To Trip feature.