General Electric | THHQB32020ST1 | Circuit Breaker | 20A | 3-Pole | 240V

General Electric THHQB32020ST1 Circuit Breaker is a purpose-built protective device engineered for reliability in maintenance, retrofit, and replacement projects. With a precise configuration of 20 amps, 3 poles, and 240 volts, this breaker is designed to safeguard multi‑conductor circuits in residential, commercial, and light industrial settings where space and performance matter.

Key specifications

• Amperage: 20A
• Poles: 3-Pole
• Voltage: 240V
• Part number: THHQB32020ST1

Important compatibility note: the part number THHQB32020ST1 is the best reference for matching this breaker to your panel or equipment. Always confirm fit and ratings before ordering to ensure uninterrupted protection and compliance with your electrical system.

Why this GE circuit breaker stands out

• Genuine General Electric part, ensuring brand compatibility and predictable trip behavior for 3‑pole 240V circuits.
• 3‑pole configuration consolidates protection for three conductors in a single device, ideal for 240V three‑phase or multi‑branch setups.
• Specifically suited for maintenance, retrofit, or replacement tasks where exact spec alignment is critical.

Use cases and practical applications

• Replacing a worn or incompatible breaker in GE panels that require a 3‑pole, 240V, 20A device.
• Retrofit projects where a 3‑pole 240V protection strategy is needed for new equipment or reconfigured circuits.
• Maintenance workflows that depend on fast, reliable part matching using the official GE part number for compatibility checks.

How to verify compatibility (best practices)

Before purchasing, compare the following to your equipment label and existing setup: 3‑Pole configuration, 240V operating voltage, 20A rating, and the GE part THHQB32020ST1. If these align with your panel specifications, this breaker will align with your protective needs.

Installation and handling tips

• Power down all related equipment and lockout/tagout procedures before installation or replacement.
• Install in accordance with local electrical codes and the panel manufacturer’s guidelines.
• Ensure conductor terminations are clean, tight, and within the device’s rated torque specifications.
• Dispose of or recycle any removed breakers following local regulations.

When you need a reliable, exact-match protection solution for 3‑pole 240V circuits, the General Electric THHQB32020ST1 Circuit Breaker delivers consistent performance and straightforward compatibility—making it a smart choice for maintenance, retrofit, and replacement projects. Verify fit and ratings using the part number to ensure a seamless, code-compliant installation.