GE THHQB32020 20A 3P 240V Circuit Breaker, Bolt-On | AmpState

GE THHQB32020 is a bolt-on, 20A 3-pole 240V circuit breaker designed for dependable circuit protection in panelboards, load centers, and electrical distribution systems. Built to support everyday electrical work, it provides reliable protection for three-phase 240V circuits while offering straightforward installation for quick turnarounds in maintenance or panel projects.

• Part Number: THHQB32020
• Amperage: 20 A
• Poles: 3 Poles
• Voltage: 240V
• Mounting: Bolt-On
• Manufacturer: GE

Key advantages of this bolt-on GE breaker go beyond raw specs. The bolt-on design delivers a secure, durable connection that’s well-suited for retrofit projects, panel builds, and service upgrades where a precise part-number match matters. The 3-pole configuration is ideal for three-phase 240V distribution, ensuring balanced protection across all phases and helping prevent arc faults and overloads in commercial or industrial environments.

Typical use scenarios include:

• Replacing a failed branch or main breaker in GE-compatible panelboards and load centers that require THHQB32020
• Maintaining spare inventory with a direct part-number match to minimise downtime during outages or scheduled maintenance
• In new constructions or retrofits, where reliable 20A protection on 3-phase 240V circuits is required

How this part supports your operation: it aligns with standard GE distribution equipment, reduces the risk of incompatibility in critical panels, and streamlines ordering for maintenance teams and panel builders who need exact-fit parts. If you’re unsure about fit, AmpState can assist in confirming compatibility to ensure you select the correct breaker for your panel system.

Need help matching a part number or confirming compatibility? Message us and we’ll help you confirm fit.