MPD2150KH - 150 Amp Circuit Breaker

MPD2150KH - 150 Amp Circuit Breaker

The Siemens MPD2150KH is a high‑quality, low-voltage main circuit breaker engineered to deliver dependable protection for residential electrical systems. Designed for use in load‑center mains and feeder circuits, this two‑pole breaker supports 120/240 V systems and carries a 150 Amp capacity — making it a solid choice for homeowners looking to upgrade or replace their main breaker without compromising on safety or performance.

Key Features and Benefits

• 120/240 V / 150 Amp capacity: Handles typical residential electrical loads with ease, ideal for main service panels or sub‑panels.
• High interrupting capacity: With a 22 kA interrupt rating at 240 V (often nominally listed as 10 kA), the breaker is capable of safely interrupting fault currents, giving you peace of mind during overload or short‑circuit events.
• Two‑pole design: Distributes power evenly across both hot legs, ensuring balanced load management and reliable protection for dual‑phase residential wiring.
• Plug-in, thermal‑magnetic construction: Offers a secure connection in compatible load‑centers and delivers dependable long-time and instantaneous protection, guarding your home against overcurrent and short circuits.
• Built by a respected manufacturer: Backed by Siemens’/Murray’s legacy of safety and quality — designed for consistent, long-lasting service life when installed correctly.

Technical Specifications

• Series / Type: MD‑HT family, 2‑pole molded‑case breaker
• Voltage Rating: 120/240 Vac
• Amperage: 150 A
• Interrupt Rating (AIC): 22 kA @ 240 V AC
• Poles: 2 (two‑pole design)
• Connection Type: Plug‑in mounting for direct installation into compatible load‑centers.
• Trip Mechanism: Thermal‑magnetic (Long‑time + Instantaneous) protection

Material Compliance and Certifications

• The MPD2150KH is manufactured under strict quality standards and meets recognized safety norms for molded‑case circuit breakers. While listings do not always specify each certification on the label, the breaker is supplied by Siemens/Murray — brands known in the industry for compliance with UL and other relevant electrical safety certifications.

Where It Works Best

• This circuit breaker performs best in residential load centers and feeder circuits where a reliable main breaker is required to protect the home’s electrical wiring. It’s especially suited for standard 120/240 V single‑phase homes upgrading their breaker panels, or when replacing an existing main breaker. For anyone wanting a safe, durable, plug‑in two‑pole breaker that meets typical household power demands, the MPD2150KH is an excellent selection.