Siemens CED6N3R - 125 A, 600 V Circuit Breaker | AmpState

Siemens CED6N3R is a 125 A, 600 V molded case circuit breaker designed to protect your electrical distribution with precision. Built for dependable branch-circuit overcurrent and short-circuit protection, it integrates smoothly into panelboards and load centers using Siemens OEM compatibility, delivering reliable performance across residential, commercial, and light industrial environments.

Why this breaker stands out

• Compact molded-case design optimizes panel space and simplifies wiring routes, helping you fit more circuits into tight panel layouts without compromising accessibility.
• Thermal-magnetic trip unit provides stable, repeatable protection for both overloads and short circuits, maintaining consistent trip characteristics across varying temperatures and electrical loads.
• OEM compatibility is built in—designed to pair with matching Siemens load centers and panelboards for a coordinated fit and reliable electrical coordination.
• 125 A, 600 V rating supports substantial branch circuits and higher voltage distribution needs while staying within standard residential, commercial, and light industrial applications.

Ideal applications

This molded case circuit breaker is purpose-built for safeguarding branch circuits in a variety of setups. Use it in:

• Residential panelboards serving heavy-load circuits such as HVAC, water heaters, and large appliances
• Commercial distribution boards that feed lighting, receptacles, and small motor loads
• Light industrial panels where dependable overcurrent and short-circuit protection are essential

Technical snapshot

• Manufacturer: Siemens
• Part number: CED6N3R
• Type: Thermal-magnetic molded case circuit breaker
• Amperage rating: 125 A
• Voltage rating: 600 V
• Application: Branch circuit overcurrent and short-circuit protection

Practical guidance for optimal performance

• Pair the CED6N3R with Siemens OEM load centers and panelboards to ensure a proper fit and coordinated protection across the distribution system.
• When planning a replacement or upgrade, match the exact part number (CED6N3R) to preserve intended trip characteristics and panel compatibility.
• Consider current and future load plans—the 125 A rating provides robust protection for mid-range branch circuits while leaving room for growth within compliant panel configurations.
• Install according to local electrical codes and manufacturer instructions to maintain safety and performance.

With the Siemens CED6N3R, you’re choosing a reliable, space-efficient solution that delivers precise protection for a wide range of panelboard and loadcenter applications—backed by Siemens’ engineering heritage and a design tuned for dependable operation in real-world environments.