Switch like overcurrent circuit breakers HT-02 Series Rocker Switch circuit breakers is a snapcation, trip-free thermal circuit breaker that combines reliable circuit protection, power switching and indicator light into one compact design. The HT-02 Series is about the size of a standard power switch and fits into most of the standard power switch cutoff. Specificaitons: Series: HT-02 Standard Amp Rating: 5~20Ampere Input Power: 125VAC/250VAC/50VDC Dielectric Strength:1500VAC/1 minute Application:Switch protection of household applicance and electrical motor. Can use as switch to break power also.