GE THQB1120 - 20 A, 120 V, 1-Pole Bolt-On Circuit Breaker | AmpState

Meet the GE THQB1120, a 20A, 120V, 1-pole bolt-on molded case circuit breaker designed to protect branch circuits with precision in panelboards and load centers. Built for reliable overcurrent and short-circuit protection, this breaker is a dependable backbone for everyday electrical systems.

• Secure bolt-on mounting delivers a rigid, vibration-resistant bus connection, meaning fewer loose connections and steadier performance in real-world environments.
• Thermal-magnetic trip unit provides stable, repeatable protection characteristics—cooling cycles accommodate normal load changes, while the magnetic trip responds instantly to severe faults.
• OEM-compatible design ensures seamless integration with matching GE load centers and panelboards, resulting in reliable operation and straightforward labeling.
• Versatile for varied settings ideal for residential, commercial, and light industrial circuits that demand dependable 120V protection without added complexity.

Technical snapshot: GE THQB1120, 20A, 120V, 1-pole, bolt-on molded case circuit breaker, engineered for robust branch circuit overcurrent and short-circuit protection. The compact, single-pole form keeps panel layouts clean while delivering strong safety margins where wiring and devices connect.

Practical applications and scenarios

• Replacing or upgrading a faulty breaker in GE load centers to restore consistent trip behavior and electrical safety.
• Protecting 120V branch circuits in kitchens, lighting runs, outlets, and small-appliance circuits within homes and small businesses.
• Installing in light-commercial panelboards where dependable, repeatable protection reduces downtime and maintenance calls.

Installation and best practices

• Use only in panelboards and load centers that accept bolt-on molded case breakers for proper fit and performance.
• Adhere to manufacturer torque specifications to maintain a solid bus connection and prevent unwanted contact resistance.

Choosing the GE THQB1120 means selecting a trusted, field-tested protection solution that aligns with GE’s engineering standards. With its secure mounting, thermal-magnetic reliability, and OEM compatibility, this breaker helps you safeguard wiring and devices while keeping panel configurations efficient and code-compliant.