{"product_id":"mpp2125km","title":"MPP2125KM - 125 Amp Circuit Breaker","description":"\u003cp\u003e\u003cstrong\u003eMPP2125KM - 125 Amp Circuit Breaker\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eUpgrade your electrical system with the Siemens MPP2125KM 125‑Amp circuit breaker — a dependable, high-capacity solution engineered to safeguard your circuits whether you’re wiring a home, a cabin, or outfitting a boat. This four‑pole, plug‑in breaker delivers dependable thermal‑magnetic protection and a generous 65 AIC interrupt rating, giving you peace of mind knowing that your wiring is shielded from overloads and fault currents. It’s built to perform in demanding environments, including marine settings and other locations where temperature and reliability matter most.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features and Benefits\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMarine‑Ready Thermal Magnetic Protection:\u003c\/strong\u003e The MPP2125KM uses a thermal‑magnetic trip mechanism, ensuring accurate and dependable interruption of overloads or fault currents.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlexible Voltage \u0026amp; Amperage Ratings:\u003c\/strong\u003e Rated for 120\/240 V and 125 Amp service, it accommodates a wide range of residential and marine electrical systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFour‑Pole Plug‑In Design:\u003c\/strong\u003e The plug‑in format simplifies installation and maintenance, saving time whether you're upgrading an existing panel or building a new one.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Fault Current Capacity:\u003c\/strong\u003e With a 65 AIC interrupt rating, this breaker safely handles significant fault currents — a key attribute for safeguarding your wiring and connected devices.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable in Challenging Conditions:\u003c\/strong\u003e Designed to operate reliably at elevated temperatures (up to 50 °C), making it well suited for demanding environments including marine vessels, cabins, or warm attics.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage Rating:\u003c\/strong\u003e 120\/240 V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmperage Rating:\u003c\/strong\u003e 125 Amp\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrip Mechanism:\u003c\/strong\u003e Thermal‑Magnetic\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterrupt Rating:\u003c\/strong\u003e 65 AIC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection Type:\u003c\/strong\u003e Plug‑in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 6″ × 4″ × 3″ (approx.)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNet Weight:\u003c\/strong\u003e 2.998 lb\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackaging Dimensions:\u003c\/strong\u003e 3.937″ × 5.906″ × 2.756″\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eMaterial Compliance and Certifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUL Standards:\u003c\/strong\u003e The MPP2125KM meets the rigorous requirements of UL 489, ensuring it complies with industry‑recognized safety and performance standards. That certification affirms its suitability not only for residential load‑center mains and feeder applications but also for marine installations where reliability is non-negotiable.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWhere It Works Best\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThis breaker shines when used as the main or feeder protection in residential load centers, especially in systems that demand 125 Amp service. It’s also a top choice for marine electrical systems — boats, yachts, or shore‑power hookups — where temperature resilience and dependable trip performance are critical. Whether you're upgrading your home’s main panel or equipping a marine vessel for safe power distribution, the Siemens MPP2125KM provides stable, long-term protection you can count on.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv\u003e\n\u003cbr\u003e\n\u003cdiv\u003e\n\u003cblockquote\u003e\n\u003cp style=\"font-size: 12px;\"\u003e\u003cem\u003eUse of Original Equipment Manufacturer (OEM) trademarks, names, and logos is for informational and identification purposes only. This does not imply any affiliation, sponsorship, endorsement, or approval by the original equipment manufacturer. All trademarks and registered trademarks are the property of their respective owners.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"MURRAY","offers":[{"title":"New In Box","offer_id":49504292962603,"sku":"MPP2125KM","price":0.0,"currency_code":"USD","in_stock":false},{"title":"Refurbished","offer_id":49504292995371,"sku":"MPP2125KM [R]","price":0.0,"currency_code":"USD","in_stock":false}],"url":"https:\/\/store.circuitbreakersuperstore.com\/products\/mpp2125km","provider":"CIRCUIT BREAKER SUPERSTORE®","version":"1.0","type":"link"}