The Westinghouse/Eaton BAB1020 Bolt-On 1P 20A 120/240V Circuit Breaker is a reliable and efficient electrical component suitable for various industrial and commercial applications. This thermal circuit breaker with Type A tripping characteristics operates at 20A and has an instantaneous break time. It features a bolt-on mounting style for easy installation and has a maximum operating temperature of 75°C. The black supplementary protector is compatible with wire gauges ranging from 1-5 AWG and has an IP06 rating. Made of ABS/plastic, this Eaton BAB1020 circuit breaker is a durable and high-quality product that offers fast shipping for added convenience.