This Square D EGB14020 circuit breaker is a reliable and durable choice for any electrical setup. With a maximum amperage of 20A and voltage rating of 277V, it is designed to protect against short circuits and overloads. The bolt-on mounting style ensures easy installation and the switch control style allows for convenient operation. Made of ABS/plastic material, this supplementary protector has an instantaneous break time and is suitable for use in any room. The model number EGB14020 and unit quantity of 2 make it a versatile and practical addition to your electrical equipment.