The TE Connectivity / P&B Brand W67-X2Q12-20 is a hydraulic magnetic circuit breaker designed for reliable overcurrent protection in electrical circuits. This 1-pole breaker has a 20A rating and can safely handle 277VAC. With its durable construction and precise trip mechanism, this circuit breaker is ideal for a wide range of industrial and commercial applications. Trust TE Connectivity / P&B for quality and safety in circuit protection.