{"product_id":"white-rodgers-21m51u-843","title":"2 Stg Hsi Cntl Rep Kit","description":"\u003cp\u003e2 Stg Hsi Cntl Rep Kit\u003c\/p\u003e\u003cp\u003eTwo stage gas valve output | Features 3A fuse protection | Tri-color LED furnace status lights | Auto second stage delay, dipswitch selectable | Historical Fault Retrieval by Pushbutton | Kit includes 50M51-843 control module, universal 120V nitride igniter kit, and installation instructions with OEM cross-reference | Flame current measurement points | Pressure switch inputs and monitoring\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeight: 8 in\u003c\/li\u003e\n\u003cli\u003eWidth: 7-1\/10 in\u003c\/li\u003e\n\u003cli\u003eDepth: 1-1\/4 in\u003c\/li\u003e\n\u003cli\u003eLength: 5-1\/4 in\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eManufacturer: White Rodgers · Part #: 21M51U-843\u003c\/p\u003e","brand":"White Rodgers","offers":[{"title":"Default Title","offer_id":42421551595575,"sku":"21M51U-843","price":536.71,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0559\/2786\/5399\/files\/Query_0c3ccd1a-b1fe-4b01-bf66-22ed55fde725.jpg?v=1787953253","url":"https:\/\/www.wynndepot.com\/products\/white-rodgers-21m51u-843","provider":"Wynn Depot","version":"1.0","type":"link"}