Q120DF - Siemens 20A 120V 1-Pole Dual Function AFCI/GFCI Circuit Breaker Plug-In 10kA Interrupt Rating

Product Overview

The Q120DF is a Siemens 20‑ampere, 120‑volt, single‑pole plug‑in circuit breaker that combines arc‑fault (AFCI) and ground‑fault (GFCI) protection in a single device.

It has a 10 kA interrupting rating and is intended for branch‑circuit protection.

Key Features

• Dual‑function: integrated AFCI and GFCI in one 1‑pole breaker
• 20 A, 120 V rating
• 10 kA interrupting rating
• Plug‑in form factor
• Single SKU: Q120DF

Function and protection

The Q120DF combines arc‑fault and ground‑fault protection in a single breaker, providing both AFCI and GFCI functions for a branch circuit.

• Integrated AFCI and GFCI functions in one 1‑pole device
• Intended for branch‑circuit protection of 120 V, 20 A loads

Electrical ratings

Electrical ratings supplied for this model describe its nominal operating limits.

• Nominal voltage: 120 V
• Rated current: 20 A
• Interrupting rating: 10 kA

Compatibility and mounting

This is a plug‑in style, single‑pole breaker intended for use in load centers that accept Siemens Q‑type plug‑in breakers.

• Form factor: 1‑pole, plug‑in breaker
• Manufacturer: Siemens
• Part number: Q120DF

Before You Order

Confirm the model number and that your load center accepts Siemens Q‑type plug‑in breakers before ordering.

• Verify the Q120DF meets your application and local code requirements.

Ordering from Lumera Electric

Check the purchasing options shown on the Lumera Electric product page for Q120DF - Siemens 20A 120V 1-Pole Dual Function AFCI/GFCI Circuit Breaker Plug-In 10kA Interrupt Rating. For project quantities or additional ordering requirements, use Request a Quote and provide the required quantity.