| Category | |
| Manufacturer Name | |
| AEC Qualified | |
| Actuator Type | |
| Approval Agency | |
| Automotive Grade | |
| Body Material | |
| Current Rating | |
| Current Rating (Amps) | |
| Illumination | |
| Industrial Grade | |
| Medical Grade | |
| Military Grade | |
| Number of Poles | |
| SVHC Present | |
| Voltage Rating |
The OptiFuse MRCBM-2PX-40A is a Type III manual reset circuit breaker designed for overcurrent protection in automotive and industrial applications. It is rated for 40A continuous current at 28 VDC and has an interrupting capacity of 400A at 28 VDC.
This single-pole breaker features a push-to-reset actuator and is housed in a grey thermoplastic body with a UL 94V-0 flammability rating. The terminals are brass with tin plating for reliable electrical connections.
The MRCBM-2PX-40A is approved to SAEJ553 and UL standards, making it suitable for use in battery, power distribution, and auxiliary circuit protection systems. Its manual reset design allows for easy recovery after a fault condition.
The voltage rating is 28 VDC.
The current rating is 40A.
The interrupting capacity is 400A at 28 VDC.
It is a manual reset circuit breaker with a push-to-reset actuator.
The operating temperature range is -40°C to 85°C.
It is a single-pole circuit breaker.
It is approved to SAEJ553 and UL standards.