Siemens Quadplex Type QT breakers are a 1/2 in. frame per pole and are suitable for use in Siemens panels that allow CTL type QT breakers. This Breaker has (1) 20 Amp Double Pole Breaker and (1) 40 Amp Double Pole Breaker in one 2 in. housing. Siemens strongly recommends against the use of used breakers. The installation of used breakers in a Siemens panel will void the warranty on the panel. Siemens does not sell used breakers and has not approved any 3rd party sellers to do so. Siemens type QT dual circuit breakers are 1 in. wide and consist of (2) 1-pole breakers， in varying combinations of ampere ratings from 15 to 30 Amp. Type QT quad circuit breakers are 2 in. wide and consist of either (1) 2-pole and (2) 1-pole， or (2) 2-pole breakers. 2-pole constructions range from 15-50 Amps and are available with internal common trip. All type QT circuit breakers are plug-in style and load terminals are provided with the units. They are rated for 120/2400-Volt AC and calibrated for 40C maximum ambient applications. The standard interrupting rating is 10k AIC.

One 40 Amp and one 20 Amp double pole circuit breakers

Quadplex 1/2 in. frame

Plug in type

Space saving design allows 2 poles to fit in a 1 in. panel space

10K AIC series rating

120/240 VAC

UL listed

CSA certified

HACR rated

Designed for residential/commercial applications