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This Square D HGL36040 circuit breaker is a reliable and durable choice for any business or industrial electrical setup. With a maximum amperage of 40A and voltage rating of 600VAC, it is designed to protect against short circuits and overloads. The circuit breaker has a 3-pole design and is compatible with 3 phases AC power. It also has a current rating of 18k and is suitable for use in a variety of electrical applications.