Siemens EH2M090 90A 2-Pole 480 V Circuit Breaker

Introducing the Siemens EH2M090 90A 2-Pole 480 V Circuit Breaker — a precise, dependable protector for your industrial power distribution. With part number EH2M090, this Siemens breaker is built to plug into standard Siemens panels and distribution setups where reliable overcurrent protection is critical.

The EH2M090 is designed to interrupt both conductors simultaneously in a 480 V circuit, delivering coordinated protection for feeders, motors, and other critical loads in demanding environments. Its two-pole configuration supports safe, complete isolation of circuits during fault conditions, enhancing safety during maintenance and service outages.

Key benefits

• Accurate 90 A current rating to protect feeders and equipment without nuisance trips in typical 480 V installations.
• Two-pole design provides simultaneous disconnection of both live conductors, improving safety during maintenance and fault clearing.
• Robust Siemens construction designed for reliable performance in industrial environments and long service life in panel installations.
• Part of the Siemens protection lineup, enabling consistent replacement parts and compatibility across Siemens panels and accessories.

Typical applications

Ideal for protecting 480 V electrical distribution in manufacturing facilities, data centers, HVAC systems, and plant equipment. Use for motor feeders, transformers, and critical power feeds where dependable short-circuit and overload protection is required. The EH2M090 helps maintain uptime by quickly interrupting fault currents and isolating damaged circuits.

Specifications at a glance

• Part Number: EH2M090
• Current rating: 90 A
• Poles: 2
• Voltage rating: 480 V
• Product Type: Circuit Breaker

Why choose this Siemens circuit breaker?

Choosing the Siemens EH2M090 means aligning protection devices across your system for predictable behavior and easier maintenance. It pairs with Siemens panels and accessories to deliver consistent trip characteristics, reliable performance, and straightforward field replacement when service is required. If you’re upgrading a 480 V feeder or consolidating protection in an industrial control cabinet, this 90 A, 2-pole design offers a clear, safe, and scalable solution.