Siemens QN2150 – 150A 2 Pole Molded Case Circuit Breaker Trending

Delivering high-amperage residential power distribution, this 150A two-pole circuit breaker utilizes a common trip mechanism for reliable overload and short-circuit protection. Designed for quick installation, the plug-on unit mounts into Siemens load centers and meter combinations. It requires four standard one-inch panel spaces and serves as a drop-in replacement for the legacy MPD2150. Rated for 10kAIC at 120/240VAC, this HACR-rated breaker accepts 4 AWG to 300 kcmil wire.