Belonging to the Type QT series, the Siemens Q22020 quadplex breaker delivers two independent 2-pole 20A circuits in a space-saving 2-inch profile. This maximizes circuit density without upgrading your service. It mounts into Siemens CTL and legacy Murray panelboards. The plug-on design ensures a secure connection, while the non-common trip mechanism operates independently for each 2-pole pair. Rated 10kAIC at 120/240VAC, it features Insta-Wire connectors and is HACR rated for HVAC applications.
HACR Rated, Space Saver, Common Trip, CTL Rejection, Insta-Wire
Product FAQs
5 answers
What load centers are compatible with the Q22020 quadplex breaker?
This Type QT breaker is designed for use in Siemens load centers that accept CTL (Circuit Total Limiting) breakers. It is also UL listed for use in legacy Murray load centers.
Does this breaker feature a CTL rejection clip?
Yes. As a CTL-rated breaker, it includes a rejection clip and will only seat properly in panel busbar slots specifically notched to accept tandem and quadplex breakers. It cannot be installed in older, non-CTL panels.
How much panel space does the Q22020 require?
It requires two standard 1-inch panel spaces. The quadplex design provides two independent 2-pole 20A circuits within a compact 2-inch footprint.
Can the Siemens Q22020 replace Murray quad breakers?
Yes. Siemens acquired Murray, and Type QT breakers are the official, UL listed replacements for legacy Murray quadplex breakers.
Is the Q22020 suitable for use with HVAC equipment?
Yes. This breaker is HACR (Heating, Air Conditioning, and Refrigeration) rated, making it suitable for protecting HVAC circuits that require a 20A, 120/240VAC breaker.
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Review summary
Customers rate this product 4.0 out of 5 based on 1 review.