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The SIEMENS ED21B040L is a low voltage Sentron molded case circuit breaker with a thermal-magnetic trip unit. This standard 40C breaker features an ED frame with standard breaking capacity. Rated at 40A, 1-pole (10kAIC at 120V), it has a non-interchangeable trip unit and line and load side lugs. It is suitable for standard 40C breaker applications.
The SIEMENS ED21B040L circuit breaker provides reliable circuit protection with a thermal-magnetic trip unit and a 10kAIC interrupt rating at 120V.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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