GE THHQB32045 - 45 A, 240 V, 3-Pole Bolt-On Circuit Breaker | AmpState

Engineered for dependable branch-circuit protection, the GE THHQB32045 delivers precise thermal-magnetic protection for your 240V, 3-pole circuits. Designed for use in panelboards and load centers, this bolt-on molded case circuit breaker provides a robust, vibration-resistant connection that stays put in busy electrical environments. Ideal for residential, commercial, and light industrial installations, it’s a reliable choice when you need consistent protection against overloads and short circuits.

• Secure bolt-on mounting for a rigid, vibration-resistant bus connection that minimizes movement and maintains consistent electrical contact.
• Thermal-magnetic trip unit delivers stable, repeatable protection—thermal action handles slow overloads, while the magnetic element responds instantly to short-circuits.
• Panel compatibility designed to pair with matching OEM load centers and panelboards for straightforward retrofits and new installs.
• Versatile applications suitable for 3-pole 240V circuits in residential, commercial, and light industrial settings.

Why this 45A, 240V 3-Pole breaker matters

Choosing a breaker with a reliable trip characteristic reduces nuisance trips and protects both wiring and equipment. The GE THHQB32045’s thermal-magnetic design provides predictable response across a range of operating conditions, so you can trust it to open smoothly when needed and stay engaged when circuits are within spec. Its bolt-on construction adds mechanical integrity, making it a solid choice for environments where vibration or panel movement could otherwise loosen connections over time.

Technical snapshot

• Manufacturer: GE
• Part Number: THHQB32045
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 45A
• Voltage Rating: 240V
• Number of Poles: 3
• Mounting Style: Bolt-on
• Application: Branch circuit overcurrent and short-circuit protection

Whether you’re upgrading an existing panel or wiring a new installation, this GE 45A, 240V 3-pole bolt-on breaker offers the precise protection and rugged reliability required in real-world electrical systems. Use cases range from protecting multi-wire branch circuits in family living spaces to safeguarding critical equipment in smaller commercial or light industrial panels, all while maintaining compatibility with OEM panelboard ecosystems.