{"product_id":"siemens-mp220st","title":"Siemens MP220ST 20A 2-Pole 240 V Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003eEngineered by Siemens, the MP220ST is a 20 Amp, 2-pole, 240-volt circuit breaker designed to protect high-demand 240V circuits with dependable, rapid interruption when faults occur. Identified by the part number MP220ST, this breaker is a core component of Siemens' MP-series line, built for reliability in both home and light commercial electrical panels.\u003c\/p\u003e \u003ch3\u003eTwo-pole protection that keeps both hot legs in sync\u003c\/h3\u003e\n\u003cp\u003eWith a two-pole design, this breaker trips both hot lines together, ensuring safe disconnection and minimizing the risk of energizing a circuit mid-trip. The 20A rating is precise for typical 240V branch loads, balancing protection with the ability to handle inrush and startup surges common to compressors, pumps, and other 240V gear.\u003c\/p\u003e \u003ch3\u003eIdeal use scenarios\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eProtects 240V circuits such as air conditioning units, heat pumps, and other HVAC components.\u003c\/li\u003e \u003cli\u003eSafeguards 240V appliances like water heaters and electric clothes dryers.\u003c\/li\u003e \u003cli\u003eSuitable for residential or light commercial panels requiring reliable 240V, 2-pole protection.\u003c\/li\u003e \u003cli\u003eSimple replacement part in Siemens MP-series panels for straightforward upgrades and maintenance.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003ePart Number: MP220ST\u003c\/li\u003e \u003cli\u003eCurrent rating: 20 A\u003c\/li\u003e \u003cli\u003ePoles: 2\u003c\/li\u003e \u003cli\u003eVoltage rating: 240 V\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eDesigned to integrate with Siemens MP-series breakers and compatible panels, the MP220ST offers a dependable path for upgrading or stocking spare breakers. When installing, ensure panel compatibility with MP-series devices and verify that the connected conductors and load remain within the 20A protection threshold for optimal safety and performance.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46423584768162,"sku":"MP220ST","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-mp220st-20a-2-pole-240-v-circuit-breaker-169.webp?v=1789317748","url":"https:\/\/www.ampstate.com\/products\/siemens-mp220st","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}