GE THQB1170 - 70 A, 120 V, 1-Pole Bolt-On Circuit Breaker | AmpState

The GE THQB1170 is a 70A, 120V, 1-pole bolt-on molded case circuit breaker built to shield your electrical system from damaging overcurrents and short circuits. Designed for dependable protection in panelboards and load centers, this device delivers a secure, vibration-resistant connection and a reliable trip profile you can count on when it matters most.

Why choose the GE THQB1170

• Secure bolt-on mounting ensures a rigid bus connection, minimizing movement and wear even in setups with vibration or equipment-induced motion.
• Thermal-magnetic trip unit provides stable, repeatable protection by responding to both sustained overloads (thermal) and short circuits (magnetic), reducing nuisance trips while guarding conductors and devices.
• OEM-compatible performance works seamlessly with matching GE OEM load centers and panelboards for a cohesive, reliable protection system.
• Versatile application suitable for residential, commercial, and light industrial environments where dependable branch-circuit protection is essential.
• Bolt-on convenience facilitates straightforward replacement or retrofit in existing gear, helping streamline maintenance and upgrades.

Technical snapshot

• Manufacturer: GE
• Part number: THQB1170
• Type: Thermal-magnetic molded case circuit breaker
• Amperage rating: 70 A
• Voltage rating: 120 V
• Poles: 1
• Mounting style: Bolt-on
• Application: Branch circuit overcurrent and short-circuit protection

Ideal use cases

• Residential main and sub-panels where dependable protection for high-demand circuits is required.
• Commercial panels supporting lighting, HVAC, and outlets in small-to-medium installations.
• Light industrial panels needing a durable, easy-to-replace 1-pole breaker with a robust bus connection.

Installation and compatibility

• Pair with GE OEM load centers and panelboards designed to accept the THQB1170 family for optimal fit and electrical characteristics.
• Follow standard electrical safety practices: power down the panel, confirm circuit compatibility, and adhere to manufacturer torque guidelines during mounting.
• Ideal as a straightforward retrofit or upgrade in panels that previously used bolt-on breakers, helping maintain a clean, reliable protection scheme.

What problems does it solve? By combining a secure bolt-on design with a precise thermal-magnetic trip, the THQB1170 minimizes connection looseness and ensures rapid, predictable responses to overloads and short circuits. This translates to fewer nuisance trips, longer bus life, and greater peace of mind for both property managers and homeowners.

Whether you’re stocking up for panel maintenance, completing a residential upgrade, or safeguarding a small commercial installation, the GE THQB1170 delivers stable, reliable branch circuit protection with a focus on durability, compatibility, and easy servicing. Trust it to protect wiring, devices, and occupants while keeping your electrical system compliant and performing at its best.