GE THQB21WY30 - 30 A, 240 V, 2-Pole Bolt-On Circuit Breaker | AmpState

GE THQB21WY30 is a 30A, 240V, 2-pole bolt-on molded case circuit breaker engineered to deliver dependable overcurrent and short-circuit protection for branch circuits within panelboards and load centers.

Designed with installation in mind, this unit features a secure bolt-on mounting that provides a rigid, vibration-resistant bus connection, helping prevent looseness and misalignment that can degrade protection over time. The thermal-magnetic trip unit delivers stable, repeatable protection performance across a wide range of temperatures and electrical loads, ensuring predictable nuisance tripping behavior and reliable safety for your electrical system.

What makes it stand out

• Secure bolt-on mounting ensures a robust, vibration-resistant connection to the bus, reducing the risk of connection issues in environments with equipment vibration or movement.
• Thermal-magnetic trip unit combines heat-triggered protection for overloads with magnetic short-circuit protection, delivering fast, decisive response to dangerous fault conditions.
• OEM-compatible design is specifically intended to work with matching GE panelboards and other OEM load centers, simplifying upgrades or replacements without mismatches.
• Versatile application suited for residential, commercial, and light industrial settings, making it a reliable choice for a variety of circuits and load profiles.

Technical at a glance

• Manufacturer: GE
• Part Number: THQB21WY30
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 30A
• Voltage Rating: 240V
• Number of Poles: 2
• Mounting Style: Bolt-on
• Application: Branch circuit overcurrent and short-circuit protection

Ideal for upgrading aging panels or backing up critical circuits, the GE THQB21WY30 provides a dependable, code-compliant solution for protecting wiring, devices, and occupants. Use it to safeguard subpanels, service panels, or light-commercial installations where a robust, reliable 2-pole 30A breaker is required. Its bolt-on design and thermal-magnetic protection create a trusted pairing with GE panelboards and other compatible load centers, helping you manage fault currents efficiently and maintain electrical safety with confidence.