Siemens | ED21B030L | Circuit Breaker | 30A | 1-Pole | 240V

Siemens ED21B030L is a precise, reliable solution for protecting 240V circuits with a 30A, 1-pole design. Built for maintenance, retrofit, and replacement projects where exact specifications matter, this breaker ensures a seamless fit in compatible Siemens panels and keeps your electrical system safely controlled.

• Amperage: 30 A
• Poles: 1-Pole
• Voltage: 240 V
• Part number: ED21B030L
• Compatibility note: The part number is the best reference for compatibility; confirm fit and ratings before ordering.

What makes this Siemens breaker stand out

This ED21B030L model is purpose-built for panels that accept ED-series breakers, delivering targeted protection for mid-range 240V circuits. The single-pole configuration simplifies replacement in compatible panels and helps keep your electrical panel organized and easy to manage. By using the exact ED21B030L specification, you minimize mismatch risks and ensure consistent performance.

Ideal use cases

• Residential or light commercial 240V circuits requiring 30A protection (such as certain HVAC components, water heaters, or large appliances).
• Retrofit projects where the installation calls for an ED-series, 1-pole 30A breaker.
• Replacement scenarios that specify the ED21B030L part number for compatibility.

Compatibility & installation tips

• Before ordering, confirm fit and ratings by cross-checking the ED21B030L part number as your primary compatibility reference.
• Verify that your panel accepts ED-series breakers and that a 1-pole, 30A 240V configuration matches your circuit needs.
• Follow all applicable electrical codes during installation and replace any damaged components with the correct Siemens model.

Choose the Siemens ED21B030L for a dependable, OEM-grade solution that aligns precisely with your 240V, 30A circuit protection needs. Add it to your cart to secure an exact-fit breaker designed for compatibility and peace of mind.