Built to maximize available panel space, the THQLQ152015 provides two 15A single-pole circuits and one 20A double-pole circuit within a standard two-pole slot. This quadplex configuration is ideal for expanding capacity in residential or commercial electrical systems. The breaker mounts into ABB ReliaHome and GE PowerMark series load centers without requiring special wing stabs. Delivering 10kAIC protection, it features a common trip for the 20A center poles and carries a HACR rating.
ABB ReliaHome Load Centers, GE PowerMark Gold Load Centers, GE PowerMark Plus Load Centers
Wire Gauge
14-8 AWG (Cu), 12-8 AWG (Al)
Max Wire
8 AWG
Min Wire
14 AWG
Protection and operation
Trip Technology
Thermal Magnetic
Trip Function Code
LI
Trip Function
Long-Time, Instantaneous
Trip Adjustability
Fixed
Standards and features
Special Classification
Quadplex
Available Options
Padlock Attachment, Shunt Trip, Auxiliary Switch
Standards
HACR, SWD, UL 489
Approval
cUL, UL
Temp Rating
40C
Product FAQs
5 answers
What load centers are compatible with the THQLQ152015 quadplex breaker?
This breaker is designed for use in ABB ReliaHome, GE PowerMark Gold, and GE PowerMark Plus load centers that accept Q-Line breakers.
How much panel space does the THQLQ152015 require?
This quadplex breaker fits into a standard two-pole slot, taking up two 1-inch spaces in your panel while providing four independent circuits.
How are the circuits configured on the THQLQ152015?
The outer poles provide two independent 15A single-pole circuits for 120V loads, while the inner poles are tied together to provide one 20A double-pole circuit for 240V loads.
Can I use the ABB THQLQ152015 to replace a GE THQLQ152015?
Yes. ABB acquired GE Industrial Solutions, making the ABB THQLQ152015 the direct, manufacturer-approved replacement for the legacy GE THQLQ152015.
Does the 20A double-pole circuit on this breaker have a common trip?
Yes, the inner 20A poles feature an internal common trip mechanism and a factory-installed tie handle to ensure both legs disconnect simultaneously during an overcurrent event.
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