GE THQB32100 - 100 A, 240 V, 3-Pole Bolt-On Circuit Breaker | AmpState

Meet the GE THQB32100—a 100 A, 240 V, 3-pole bolt-on molded case circuit breaker engineered for dependable branch circuit protection in panelboards and load centers. Built to withstand vibration and deliver consistent performance, this unit is a smart choice for residential, commercial, and light industrial electrical distribution.

Key features and benefits

• Rigid bolt-on mounting provides a secure, vibration-resistant bus connection, reducing loosening risks in environments with movement or shifting panels.
• Thermal-magnetic trip unit delivers stable, repeatable protection for both overloads and short circuits, helping minimize nuisance trips while guarding wiring and devices.
• 3-pole design ideal for 240 V circuits and 3-phase applications, enabling reliable protection across multi-wire and 3-phase systems.
• OEM-compatible engineered to pair with GE OEM load centers and panelboards, ensuring proper fit, alignment, and reliable performance.
• Versatile application suitable for residential, commercial, and light industrial electrical distributions requiring robust branch circuit protection.

Why this breaker matters for your system

• Protects wiring, sensors, and equipment from overcurrent and short circuits, reducing fire risk and downtime.
• Delivers predictable response across varying loads, helping electricians plan maintenance windows and schedule upgrades with confidence.
• By using a bolt-on molded case design, it offers a rugged, long-lasting connection that stands up to the realities of busy electrical panels.

Ideal use cases

• Upgrading or replacing a failing 3-pole 100 A breaker in panelboards and load centers to restore reliable distribution in service entrances, feeders, and branch circuits.
• New installations in residential, commercial, or light industrial settings where a 100 A, 240 V, 3-pole solution is required.
• Retrofits where secure bus connections and stable thermal-magnetic protection are priorities to minimize future service calls.

Technical specifications

• Manufacturer: GE
• Part number: THQB32100
• Type: Thermal-magnetic molded case circuit breaker
• Amperage rating: 100 A
• Voltage rating: 240 V
• Number of poles: 3
• Mounting style: Bolt-on
• Application: Branch circuit overcurrent and short-circuit protection

Compatibility and practical tips

Pair this GE THQB32100 with matching GE OEM load centers and panelboards to ensure seamless electrical integration and consistent protection. When installing, verify panelboard ratings and ensure a clean, unobstructed path for the bolt-on mounting to maximize contact integrity and minimize torque issues over time. Regularly inspect connections and trip settings during routine panel maintenance to sustain reliable protection for critical circuits.