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The OptiFuse CBW57-ES-25A-5H is a thermal circuit breaker designed for reliable overcurrent protection. It operates within an amperage range of 3A to 30A and has a voltage rating of 125/250 VAC and 32/50 VDC.
Key electrical specifications include a dielectric strength greater than 1500 VAC, an interrupt rating of up to 1000A at 125/250 VAC, and insulation resistance exceeding 100MΩ. The breaker offers a contact endurance of 500 cycles at 125 VAC with 150% of rated current and a reset time within 60 seconds.
This circuit breaker features a push-to-reset actuator and a low-profile design, suitable for panel mounting. The operating ambient temperature range is -10℃ to +60℃. It is also marine ignition protected to SAE J1171 and UL 1500 standards.
Agency listings include UR (3A-30A, 125/250 VAC, 50 VDC), CCC (3A-20A, 125/250 VAC), TUV (3A-20A, 125/250 VAC, 32 VDC), and VDE (3A-16A, 125/250 VAC). The body is black with tin-plated terminals.
The breaker is rated for 125/250VAC and 32/50VDC input voltage.
The current rating is 25A.
It is a single-pole thermal circuit breaker with push-to-reset actuation.
The operating ambient temperature range is -10°C to +60°C.
At 25°C, no trip at 100% rated current, trip within 1 hour at 150%, trip in 5-30 seconds at 200%, and trip in 1.5-5 seconds at 300%.
Yes, it meets SAE J1171 and UL 1500 ignition protection standards.
The breaker is panel mount.