Product details:

The 1-Pole circuit breaker has voltage rating of 277 VAC, current rating of 20 Amps and short-circuit current rating of 18 kilo-Amps. Miniature circuit breaker has mounting bolts to hold the breaker in place. Circuit breaker is ideally designed to offer superior overload and short circuit protection. Miniature circuit breaker measures 0.980 Inch x 4.050 Inch x 5.500 Inch. Circuit breaker is an ideal choice for NF series merchandised panel-boards. Miniature circuit breaker is UL listed and CSA certified.