Siemens ED42B025L - 25 A, 480 V, 2-Pole Circuit Breaker | AmpState

Meet the Siemens ED42B025L, a 25-amp, 480-volt, 2-pole molded case circuit breaker designed to deliver precise, dependable protection for your electrical panels. Built to fit seamlessly in panelboards and load centers, this breaker provides reliable branch circuit overcurrent and short-circuit protection with a compact footprint that helps you maximize space without sacrificing safety.

• Compact molded case design optimizes panel space, making it ideal for installations where space is at a premium.
• Thermal-magnetic trip unit delivers stable, repeatable protection against overcurrent and short circuits, reducing nuisance tripping and enhancing long-term reliability.
• 25A, 480V, 2-pole configuration specifically tailored for 480V systems, handling common commercial and light industrial loads with confidence.
• OEM compatibility designed to work with matching Siemens load centers and panelboards, ensuring a seamless fit and consistent performance.
• Versatile applicability suitable for residential, commercial, and light industrial applications where dependable circuit protection is essential.

Technical snapshot

• Manufacturer: Siemens
• Part number: ED42B025L
• Type: Thermal-magnetic molded case circuit breaker
• Amperage rating: 25A
• Voltage rating: 480V
• Poles: 2
• Application: Branch circuit overcurrent and short-circuit protection

Why this breaker is the right choice

In any 480V panel, reliability matters as much as protection. The ED42B025L combines a compact form factor with a well-defined thermal-magnetic trip curve, ensuring that your circuits trip precisely when needed and stay steady during normal operation. By aligning with Siemens’ OEM panelboard design, it minimizes installation headaches and maintenance surprises, so critical equipment stays protected without board-level rework.

Ideal use cases

• Protect 480V feeders in commercial spaces such as offices, retail, or data rooms where space is at a premium.
• Upgrade or stock replacement for Siemens panelboards and load centers that require a 25A, 2-pole solution.
• Applications in light industrial environments where dependable short-circuit protection and predictable tripping behavior are essential for uptime.

Practical installation tips

• Verify that your system voltage matches 480V and that a 2-pole configuration aligns with the protected circuit.
• Keep spares of ED42B025L on hand for quick panel maintenance and reduced downtime during routine service.
• Pair with compatible Siemens load centers to ensure optimal electrical coordination and consistent fault protection.

When you need a dependable, space-efficient solution for 480V panelboards and load centers, the Siemens ED42B025L delivers trusted protection with precise, repeatable performance. It’s the choice for professionals who demand compatibility, reliability, and smart design in every circuit they safeguard.