GE THQB21100 100A 2P Circuit Breaker, Bolt-On | AmpState

The GE THQB21100 is a rugged 2-pole circuit breaker designed for dependable protection in panelboards, load centers, and electrical distribution systems. With a bolt-on mounting, it delivers solid contact and a secure fit—built to handle the demands of both replacement projects and ongoing spare stocking.

Core specifications

• Part Number: THQB21100
• Amperage: 100 A
• Poles: 2
• Mounting: Bolt-On
• Type: Circuit Breaker

Why this bolt-on GE THQB21100 stands out

• Secure bolt-on installation for a robust connection that stays seated under load, reducing the risk of loose contacts and nuisance trips.
• Exact original-part compatibility ideal for replacement scenarios where BOM fidelity matters, ensuring seamless swap-in with existing panelboards and load centers.
• Reliable 100-amp protection suitable for protecting feeders and main circuits in both residential and light commercial applications.
• AmpState availability ensures you can stock this exact GE part to keep critical electrical systems running without delays.

Ideal use cases

• Replacement projects where the original part number is THQB21100 and a precise 2-pole, 100 A solution is required.
• Spare-stock programs to maintain BOM alignment and reduce downtime when a circuit breaker needs replacement.
• Panelboard and load center upgrades or refurbishments where consistent, trusted GE protection is desired.

Installation and compatibility tips

When installing or stocking this device, verify the following to ensure optimal performance:

• Match the original part number (THQB21100) to guarantee proper fit and trip characteristics.
• Use the bolt-on mounting on compatible GE panelboards and distribution equipment for a secure, vibration-resistant connection.
• Store unused breakers in a dry, temperature-controlled environment to preserve contact surfaces and mechanical integrity.

What customers gain with GE THQB21100

• Peace of mind from a trusted GE solution that’s designed for durability and consistent performance in mission-critical electrical layouts.
• Clear, practical compatibility guidance from AmpState when confirming fit for a specific panel or BOM alignment needs.
• Streamlined maintenance and replacement processes thanks to a widely supported, standard 2-pole design.