Siemens QR23B150


The Siemens QR23B150 is a low voltage molded case circuit breaker designed for reliable protection of electrical circuits. This 3-pole breaker features a thermal-magnetic trip mechanism, providing both overload and short-circuit protection. Built to the QR frame 40C standard, it supports a current rating of 150 amps. Note that this unit comes without lugs installed, allowing for flexible wiring options based on your specific setup. You can find this circuit breaker through BSP Automation, a trusted source for industrial components.
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