Siemens CQD140


The Siemens CQD140 is a molded case circuit breaker designed for single-pole applications, rated at 40 amps and suitable for up to 277 VAC. It provides reliable protection against overloads and short circuits with a breaking capacity of 14 kA. This circuit breaker is built for easy mounting on a DIN rail, making it a practical choice for various industrial and commercial electrical setups. Distributed by BSP Automation, the CQD140 combines durability and performance to help ensure safe and efficient electrical system operation.
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