General Electrics THKMA31000WL - 1000 A, 3-Pole Circuit Breaker | AmpState

Meet the General Electrics THKMA31000WL—a robust 1000A, 3-pole molded-case circuit breaker built to protect large branch circuits, panelboards, and load centers with precision. Designed for reliable overcurrent and short-circuit protection, this unit is a smart choice for demanding electrical environments where safety and uptime matter.

• Compact molded-case design maximizes usable panel space, making it easier to fit into tight electrical enclosures and streamline installations.
• Thermal-magnetic trip unit delivers stable, repeatable protection by combining a thermal overload mechanism with magnetic trip for fast response to short circuits.
• Three-pole construction ensures simultaneous disconnection of all phases, preventing unbalanced faults in three-phase systems and protecting connected equipment.
• OEM compatibility engineered to integrate with matching General Electrics OEM load centers and panelboards for a seamless, code-compliant fit.
• High-current capability rated at 1000A, making it suitable for large feeders, motor loads, and substantial branch circuits in residential, commercial, and light industrial settings.

This THKMA31000WL unit is purpose-built for electricians, facilities managers, and system designers who need dependable protection without compromising space or performance. It provides clear, predictable tripping behavior that helps minimize downtime and simplifies fault diagnosis in complex panel assemblies.

Key applications and use cases

• Feeder protection for commercial wiring closets and main distribution panels in multi-story buildings.
• Protection for large three-phase motors and equipment in light industrial facilities.
• Upgrading or replacing aging breakers in existing General Electrics panelboards that require a 3-pole, 1000A solution.

Technical snapshot

• Manufacturer: General Electrics
• Part Number: THKMA31000WL
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 1000A
• Number of Poles: 3
• Application: Branch circuit overcurrent and short-circuit protection

Why choose this model? It consolidates space efficiency, precise protective action, and OEM ecosystem compatibility into a single, dependable device. If your panel requires a high-capacity, three-pole solution that partners cleanly with General Electrics load centers, the THKMA31000WL delivers predictable performance you can trust under real-world conditions.

Purchase with confidence from AmpState—authentic General Electrics circuit protection designed to keep critical electrical systems up and running. Ensure you select the correct thermal-magnetic molded-case breaker for your panel and follow all manufacturer installation guidelines for safe, compliant operation.