GE THHQB32040 - 40 A, 240 V, 3-Pole Bolt-On Circuit Breaker | AmpState

Meet the GE THHQB32040, a 40A, 240V, 3-pole bolt-on molded case circuit breaker designed to deliver reliable branch circuit overcurrent and short-circuit protection in panelboards and load centers. Crafted for solid, long-lasting performance, this device is a smart choice for both installers and facility managers who demand precise protection and easy, secure mounting.

• Secure bolt-on mounting — a rigid, vibration-resistant bus connection reduces the risk of loose connections and ensures consistent protection even in demanding environments.
• Thermal-magnetic trip unit — provides stable, repeatable protection by accurately sensing overloads and short circuits, helping to prevent nuisance tripping and equipment damage.
• OEM compatibility — specifically designed to pair with GE load centers and panelboards, enabling a clean, factory-aligned installation with accurate labeling and fitment.
• Versatile applications — ideal for residential, commercial, and light industrial settings, whether you’re upgrading an existing panel or wiring a new installation.
• 3-pole, 40A, 240V system protection — perfect for 3-phase circuits and 240V loads requiring solid, reliable overcurrent and short-circuit protection.

The GE THHQB32040 combines purpose-built design with practical benefits. Its bolt-on construction simplifies mounting in panelboards and load centers, reducing installation time and ensuring a secure bus connection that stands up to vibration and wear. The thermal-magnetic trip unit delivers dependable performance across a range of electrical conditions, helping protect wiring, devices, and downstream equipment from damage due to overcurrents or faults.

Technical snapshot

• Manufacturer: GE
• Part number: THHQB32040
• Type: Thermal-magnetic molded case circuit breaker
• Amperage rating: 40A
• Voltage rating: 240V
• Number of poles: 3
• Mounting style: Bolt-on
• Application: Branch circuit overcurrent and short-circuit protection

Why choose this GE 40A, 240V 3-pole bolt-on breaker for your project? It’s built for dependable protection in real-world panel installations, aligns with GE OEM panelboards for seamless upgrades, and delivers a robust, vibration-resistant connection that minimizes service calls related to loose connections. Whether you’re stocking parts for a maintenance program or assembling a new electrical room, the THHQB32040 helps ensure safety, reliability, and compliance across residential, commercial, and light industrial environments.

Trust AmpState to provide authentic GE components with clear documentation and fast shipping. This THHQB32040 40A 240V 3-pole bolt-on MCCB is ready to integrate into your next panel upgrade or replacement project, delivering proven performance where you need it most.