The Siemens US2:Q22040CT QT Series quadplex circuit breaker provides space-saving circuit protection for residential and light commercial load centers. Designed with two single-pole and one double-pole breakers in a single compact unit, it delivers both 120V and 240V protection while maximizing panel capacity. With plug-in installation and a 10 kAIC interrupt rating, it offers reliable, UL-listed performance for electrical distribution applications.
Features:- Quadplex breaker configuration with two single-pole and one double-pole circuits
- 20/40 amp ratings for combined 120V and 240V branch circuits
- Plug-in mounting design for quick installation in compatible Siemens load centers
- Thermal-magnetic trip protection for overloads and short circuits
- UL 489 listed with 10 kAIC interrupt rating for dependable circuit protection