Siemens Triplex Two Outer 20-Amp Single-Pole and One Inner 40-Amp Double-Pole-Circuit Breaker

Circuit breakers are intended for switching and protection of your home's wiring from high temperatures caused by excess current higher than the rating of the wire. Thermal magnetic circuit breakers are the key element for overload and short circuit protection of your electrical system. This Circuit Breaker is rated for 120/240-Volt AC.|Triplex circuit breaker|2-single pole 20-Amp breakers and one double pole 40-Amp circuit breaker|10,000 AIC rated|Common trip|All type QT circuit breakers are plug-in style and load terminals are provided with the units|Calibrated for 40 degree C maximum ambient applications|Requires two open panel spaces