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This Mechanical Products Series 32 circuit breaker, part number 321-A4P-40-B-CC, is a Type I auto-reset breaker with a 40A current rating and a 12VDC voltage rating. It is designed for chassis mounting and features #10-32 thread terminations.
The breaker operates within a temperature range of -40 to +85°C and has an interrupt capacity of 2500A at 12 VDC. It complies with SAE J553 and J1171 standards, indicating it is ignition protected.
Key specifications include an overload reset capacity of 6x rated current and a maximum terminal torque of 24 in-lb. The breaker is suitable for applications requiring reliable overcurrent protection in demanding environments.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The current rating is 40A.
The operating voltage is 12 VDC.
The operating temperature range is -40 to +85°C.
Yes, it complies with SAE J553 and SAE J1171.
It features an automatic reset.