£94.96

This is the most expensive it has ever been. Walk away.

£95 today · previous high £95 · all-time low £76

SIEMENS Siemens Q120DFN 20 Amp 1-Pole Dual Function Circuit Breaker

Amazon

Price History & Forecast

Grey patches = out of stock. Cheaper = lower on the chart. Hover for exact prices.

Last 87 days · 87 data points (no recent data)

Historical
Generating forecast…
£94.96 £74.46 £78.93 £83.40 £87.88 £92.35 £96.82 28 July 2026 18 August 2026 09 September 2026 30 September 2026 22 October 2026
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Black, Q120DFN

Price data last checked 51 day(s) ago - refreshing...

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Price Distribution

Price distribution over 87 days • 3 price levels

Days at Price
Current Price
1 day 1 day 85 days · current 0 21 43 64 85 £76 £93 £95 Days at Price

Price Analysis

Most common price: £95 (85 days, 97.7%)

Price range: £76 - £95

Price levels: 3 different prices over 87 days

Description

Upgrade your electrical panel with the Siemens Q120DFN 20 Amp 1-Pole Dual Function Circuit Breaker. This advanced breaker provides both CAFCI and GFCI protection in a single unit, offering versatile safety for your home or workspace. Designed for efficiency, this plug-on neutral model eliminates the need for a pigtail, allowing for a cleaner and more streamlined installation process. Engineered for reliability, this breaker is UL Listed and features a 10,000 AIC rating to handle significant electrical loads safely. Whether you are working on a DIY electrical project or a professional installation, this Siemens breaker delivers the performance you expect from a trusted industry leader. It is HACR and SWD rated, making it suitable for various specific electrical applications. Simplify your wiring setup with a component built for safety and ease of use.

Key Features

Dual Function Protection: Combines CAFCI and GFCI capabilities into one single 1-pole breaker to provide comprehensive safety for your electrical circuits.

Streamlined Installation: Designed to install just like any other standard breaker, but features a plug-on neutral design that works without a pigtail.

High Interrupting Capacity: Rated at 10,000 AIC to ensure reliable performance and safety during electrical faults.

Versatile Ratings: Includes HACR and SWD ratings, making this breaker suitable for a variety of specific electrical requirements and applications.

Certified Quality: This Siemens breaker is UL Listed, meeting rigorous safety and performance standards for peace of mind during use.

Product Specifications

Brand
SIEMENS
Model
Q120DFN
Colour
Black
Domain
Amazon UK
Release Date
11 April 2025
Listed Since
21 December 2022

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