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IER Electrical stocks a full line of enclosed circuit breakers that can be assembled and shipped to meet customer demand.

Custom built enclosed breaker setups are available from the simple single device in a can to a 1200a ground fault circuit breaker with bell alarm and shunt trip ready to report to to a PLC if there is a problem.

IN STOCK circuit breakers range from 15a to 4000a, and can be installed in NEMA 1, NEMA 3R, NEMA 4X Stainless Steel, NEMA 4X Non-Metallic, and NEMA 7/9 enclosures.
NEMA 7/9 enclosures can be drilled and tapped to meet your specs.

As with all materials and services, IER offers a full 2 year warranty and quick ship delivery as well as a true 24/7 emergency service.

Product Range

Voltage: 120 to 600 V
Amperage: 0 to 4,000 A
NEMA: 1, 3R, 4X, and 7

Stock Enclosures

NEMA 1: Up to 4,000 A
NEMA 3R: Up to 4,000 A
NEMA 4X: Up to 1,200 A
NEMA 7/9: Up to 800 A