GE THHQL21100 - 100 A, 120 V Circuit Breaker | AmpState

GE THHQL21100 is a 100A, 120V molded case circuit breaker engineered to protect branch circuits in panelboards and load centers. Its compact design and reliable thermal-magnetic trip unit provide dependable overcurrent and short-circuit protection for a wide range of installations, from residential to light commercial and industrial applications.

• Space-efficient molded case design: Maximizes panel capacity without sacrificing protection, helping you optimize panel layout and wiring runs.
• Thermal-magnetic trip unit: Delivers stable, repeatable protection performance, balancing long-term reliability with fast response to faults.
• 100A at 120V: Ideal for protecting high-demand branch circuits in standard 120V distribution systems.
• OEM-compatible: Designed to fit GE OEM load centers and panelboards, ensuring a guaranteed-fit replacement that maintains system integrity.
• Versatile applications: Suitable for residential panels, commercial service equipment, and light industrial control panels where dependable protection matters most.

The GE THHQL21100 protects your electrical system by combining a thermal element, which senses overheating from sustained overloads, with a magnetic element, which quickly reacts to short-circuit surges. This combination provides predictable, reliable disconnection, reducing the risk of damage and downtime while helping to meet safety and code requirements.

Real-world use cases: - Replacing aging breakers in existing GE panels to restore known protection characteristics. - Designing new installations with GE-compatible load centers for a cohesive, single-source solution. - Safeguarding feeders and branch circuits in residential service panels, small commercial offices, and light-manufacturing setups that require dependable 100A protection at 120V.

Why choose this breaker: It offers a compact form factor paired with a trusted thermal-magnetic trip mechanism, delivering consistent performance in a GE-compatible footprint. For professionals seeking a reliable, easy-to-specify replacement that aligns with GE panel systems, the THHQL21100 is a straightforward, durable choice.