ABB / GE THHQB1120GFT 20 Amp 1 Pole Miniature Circuit Breaker – Q-Line – Plug-In – 120/240V AC

The ABB / GE THHQB1120GFT is a 20 Amp, 1-pole miniature circuit breaker from the Q-Line series, designed for residential and light commercial electrical distribution systems. This thermal-magnetic breaker provides reliable overload and short-circuit protection while offering a compact, plug-in design for use in load centers and lighting panels. It features a GFT-type protection configuration and is engineered for safe and dependable circuit interruption in branch circuit applications.

Voltage and Rating

• Current Rating: 20 Amps
• Voltage Rating: 120/240 VAC
• Number of Poles: 1
• System Type: Single-phase applications
• Interrupting Rating: 22 kA
• Device Type: Miniature Circuit Breaker (MCB)

Key Specifications

• Series: Q-Line (Q Line / QL plug-in type)
• Breaker Type: Thermal Magnetic
• Trip Technology: Fixed thermal and instantaneous protection
• Protection Type: GFT configuration
• Application: Residential and commercial load centers
• Mounting Style: Plug-in (panelboard compatible)
• Brand: ABB / GE

Technical Specifications

• Operation: Quick-make / Quick-break mechanism
• Trip Features: Common trip bar design
• Safety Features: Visible trip indication
• Accessories Compatibility: Shunt trip and auxiliary contact options available (series dependent)
• Construction: Compact molded breaker body for panel installation

Product Data

• Manufacturer: ABB / General Electric
• Catalog Number: THHQB1120GFT
• UPC: 783164485516
• Product Type: Miniature Circuit Breaker
• Series: Q-Line / QL Plug-In

Applications

• Residential distribution panels
• Light commercial load centers
• Lighting and branch circuit protection
• General-purpose electrical protection systems

Returns are easy

You may return items within 30 days of delivery for a refund.

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