GE SED1K 150A 3P 600V Circuit Breaker | AmpState

GE SED1K 150A 3P 600V Circuit Breaker is a dependable protection device designed for panelboards, load centers, and electrical distribution networks. It’s the ideal choice for retrofit projects and ongoing maintenance planning where preserving the exact part number matters, delivering reliable interruption and consistent performance without forcing a hardware rethink.

• Amperage: 150 A
• Poles: 3
• Voltage rating: 600 V
• Manufacturer: GE
• Part number: SED1K
• Product type: Circuit Breaker

Where this breaker shines

The SED1K is purpose-built for three-phase systems, providing solid protection in commercial and industrial setups. Use it to safeguard panelboards, distribute power safely in load centers, and maintain stable electrical distribution across multifaceted circuits. Its retrofittable design helps you preserve existing configurations and part numbers during upgrades or relocations, reducing downtime and simplifying procurement.

Key benefits you’ll feel in real-world scenarios

• Exact-fit replacement for existing GE installations, minimizing compatibility concerns during maintenance or upgrades.
• Three-pole protection designed for balanced three-phase distribution, reducing the risk of uneven loading and arc faults.
• High voltage handling up to 600 V for a wide range of industrial and commercial applications.
• Designed for reliability in panelboards and load centers, helping sustain uptime in critical electrical systems.
• Procurement simplicity sourced from AmpState, ensuring availability when you need to stock spares or plan maintenance windows.

Ideal for whom and when

This circuit breaker is well-suited for facilities managers, electrical contractors, and maintenance teams responsible for keeping three-phase distribution safe and compliant. Use it during retrofits where the part number must stay the same, in routine replacements to minimize panel downtime, or in new installations that mirror existing GE-specific configurations.

How it compares to alternatives (without naming names)

Compared to generic three-pole breakers, the SED1K emphasizes compatibility and continuity with GE panelboards and load centers. Its design supports straightforward swap-ins in established GE ecosystems, helping you avoid mismatches in mounting style, connection terminals, or trip characteristics that can complicate service calls.

Questions about fit or compatibility?

Need help matching a part number or confirming compatibility? Message us and we’ll help you confirm fit.

Availability

Avalable from AmpState—the trusted source for GE circuit breakers and other critical distribution equipment.