General Electrics SGHC3604L3XX - 400 A, 3-Pole Bolt-On Circuit Breaker | AmpState

General Electrics SGHC3604L3XX is a 400A, 3-pole bolt-on molded case circuit breaker engineered to deliver dependable branch circuit overcurrent and short-circuit protection in panelboards and loadcenters.

The design centers on durability and precise protection. A secure bolt-on mounting provides a rigid, vibration-resistant bus connection that stays put in demanding environments. The thermal-magnetic trip unit delivers stable, repeatable protection performance, quickly sensing faults and coordinating between overload and short-circuit conditions. This breaker is crafted to be compatible with matching OEM load centers and panelboards, ensuring a clean, reliable fit without aftermarket tweaks.

Ideal for a range of applications, this 3-pole unit is well-suited for residential service upgrades, commercial electrical rooms, and light industrial equipment feeds where a robust 400A main or branch protection is required.

Key advantages

• Bolt-on mounting delivers a rigid, vibration-resistant bus connection for long-term reliability
• Thermal-magnetic trip provides stable, repeatable protection against both overloads and short circuits
• OEM compatibility designed to pair with matching load centers and panelboards
• Versatile 3-pole design suitable for multi-phase branch circuits and main feeds
• High amperage rating 400A, ideal for larger service panels and distribution cuts

Technical snapshot

• Manufacturer: General Electrics
• Part Number: SGHC3604L3XX
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 400A
• Number of Poles: 3
• Mounting Style: Bolt-on
• Application: Branch circuit overcurrent and short-circuit protection

Ideal use scenarios

• Upgrading residential panels to support higher loads with a reliable 400A main/breaker
• Protection for commercial distribution panels serving lighting, HVAC, and receptacle circuits
• Feeding light industrial equipment where robust, vibration-resistant installation matters
• Replacement in existing panelboards that require a compatible, OEM-fit bolt-on MCCB

For AmpState customers seeking durable, installer-friendly protection, the SGHC3604L3XX offers a precise balance of strong mechanical mounting, reliable thermal-magnetic protection, and OEM-compatible integration. If you’re looking for a trusted 400A, 3-pole solution that installs cleanly into compatible panelboards and loadcenters, this General Electrics breaker is built to perform and endure in real-world electrical environments.