{"product_id":"mars-air-systems-j0721-air-doors","title":"Mars Air Systems J0721 Air Door Controller Kit, Adjustable 6-Second–20-Minute Delay, Surface-Mounted Magnetic Reed Switch, 208–277V Single-Phase","description":"\u003cp\u003eThe Mars Air Systems J0721 is a solid-state controller kit for air curtains with a field-adjustable time delay from 6 seconds to 20 minutes.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eIncludes an industrial metal surface-mounted magnetic reed switch.\u003c\/li\u003e\n\u003cli\u003eDesigned for 208–277 V single-phase power and up to two 1\/2 HP motors.\u003c\/li\u003e\n\u003cli\u003eThe time delay keeps the air curtain on after the door closes.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Mars Air Systems","offers":[{"title":"Default Title","offer_id":50556684894463,"sku":"J0721","price":642.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0703\/2569\/8815\/files\/878adfce0ba76f0b167d45d00656585988fefae45a4b95b97aedc9235023ad0e_177e701f-a8c7-403a-91ef-f2cbed2cdaaa.webp?v=1790661066","url":"https:\/\/shopusars.com\/products\/mars-air-systems-j0721-air-doors","provider":"USA Restaurant Suppliers","version":"1.0","type":"link"}