Bussmann 121A20-A3M 20A Auto Reset Circuit Breaker Surface Mount

Bussmann 121A20-A3M 20A Auto Reset Circuit Breaker Surface Mount

These Bussmann Short Stop single pole thermal circuit breakers designed for various applications including battery chargers, trucks, buses, caravans, RV's, electric vehicles etc. Compact design and easy to mount. Features a metal body.

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.

Applications: Battery chargers, trucks, buses, RVs, trolling motors, etc.
Function Options: Auto Reset Circuit Breakers.
I.R.: 2.5kA @ 12VDC (Branch circuit protection), please contact sales for further info.
Voltage: 14VDC (121 Series), 28VDC (123 series)
Operating Temp: -40°C to 85°C
Storage Temp: -40°C to 125°C
Ingress Protection Rating: IP66 (on plastic cover type only, excludes terminals).
Pack Size: Stock lines 1pc, indent items 250pcs.
Notes: Keps lock nuts included with circuit breakers