{"product_id":"mp380","title":"MP380 - 80 Amp Circuit Breaker","description":"\u003cp\u003e\u003cstrong\u003eMP380 - 80 Amp Circuit Breaker\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eLooking for dependable circuit protection for your home’s low‑voltage electrical system? The Siemens MP380 delivers precisely that. Designed to safeguard 100 Amp, 3‑phase output WML meter stacks in residential settings, this 80 Amp, 240 VAC circuit breaker gives you solid overload and short‑circuit protection. With its 3‑pole configuration and a 10 kA interrupt rating, the MP380 handles demanding loads with confidence — from HVAC units to general household circuits — all while conforming to industry safety standards. Its compact dimensions and straightforward installation make it a wise choice whether you’re installing a new panel or upgrading an existing setup.\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\u003eMiniature Thermal Magnetic Protection:\u003c\/strong\u003e The MP380 uses a thermal‑magnetic trip mechanism to respond quickly to both overloads and short circuits, keeping your wiring and appliances secure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3‑Pole, 3‑Phase Ready:\u003c\/strong\u003e With three poles and 3-phase capability, it’s ideal for 3-phase residential systems, offering balanced load distribution and robust circuit protection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBroad Compatibility:\u003c\/strong\u003e Rated for 240 VAC and 80 Amps, this breaker works seamlessly with standard residential power systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Interrupt Rating (10 kA):\u003c\/strong\u003e Handles high fault currents, giving dependable short‑circuit protection and minimizing risk to downstream equipment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHACR‑Rated:\u003c\/strong\u003e Suitable for use in heating, air‑conditioning, and refrigeration (HVACR) applications, making it a versatile choice for various household circuits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact and Easy to Install:\u003c\/strong\u003e Its compact size and standard form factor allow for fast, clean installations in typical residential breaker panels or meter stacks.\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\u003eType:\u003c\/strong\u003e MP‑T Miniature Thermal Magnetic Circuit Breaker\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e 100 Amp, 3‑Phase Output WML Meter Stacks (residential low‑voltage)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage Rating:\u003c\/strong\u003e 240 VAC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmpere Rating:\u003c\/strong\u003e 80 Amp\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterrupt Rating:\u003c\/strong\u003e 10 kA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNumber of Poles:\u003c\/strong\u003e 3 (three‑pole configuration)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e Up to 40 °C ambient\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 2.756 × 2.756 × 2.756 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNet Weight:\u003c\/strong\u003e 0.992 lbs\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\u003eHACR-Rated:\u003c\/strong\u003e Suitable for heating, ventilation, air conditioning, and refrigeration loads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustry Standards:\u003c\/strong\u003e The MP380 adheres to recognized industry guidelines for thermal‑magnetic circuit breakers in residential systems.\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\u003eThe Siemens MP380 shines in residential settings where reliable 3‑phase distribution is required. It’s an excellent match for homes with 100 Amp, 3‑phase output meter stacks, especially those powering central HVAC units, air conditioning systems, or any setup needing stable, protected 240 VAC power. Whether you’re wiring a new home or upgrading an existing electrical panel, the MP380 gives you consistent, dependable protection and excellent peace of mind.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003c\/div\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","brand":"MURRAY","offers":[{"title":"New In Box","offer_id":49504291914027,"sku":"MP380","price":0.0,"currency_code":"USD","in_stock":false},{"title":"Refurbished","offer_id":49504291946795,"sku":"MP380 [R]","price":0.0,"currency_code":"USD","in_stock":false}],"url":"https:\/\/store.circuitbreakersuperstore.com\/products\/mp380","provider":"CIRCUIT BREAKER SUPERSTORE®","version":"1.0","type":"link"}