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The OptiFuse CBW57-EJ-20A is a thermal circuit breaker with a current rating of 20A and a voltage rating of 250 VAC. It is designed for panel mounting and features a convenient push-to-reset actuator.
This circuit breaker operates within a frequency range of 50-60 Hz and has an insulation resistance greater than 100MΩ at 500 VDC. The device is ignition protected to SAE J1171 and UL1500 standards, making it suitable for marine applications. The operating ambient temperature range is -10°C to +60°C.
Agency standards and listings include CCC, CSA, cURus, TUV, and UR. The body is black with tin-plated terminals. The CBW57 series offers a low-profile design for space-constrained applications.
The current rating is 20A.
The voltage rating is 250 VAC.
It is a thermal circuit breaker.
It is designed for panel mounting.
The operating ambient temperature range is -10°C to +60°C.
Yes, it is ignition protected to SAE J1171 and UL1500 standards.
The approval agencies are CCC, CSA, cURus, TUV, and UR.