{"product_id":"fie46086900","title":"Field Controls WMO-1 46086900 Thermal Safety Switch","description":"\u003cp\u003eField Controls Thermal Safety Switch, Model: WMO-1, 120 V, 10 A, SPST Switch Configuration, Additional Information: Silver Contact, 200 deg F Open and Manual Reset Switch Operation\u003c\/p\u003e\u003cp\u003eThe WMO-1 blocked vent switch is recommended for installation with an oil fi red appliance that normally operates with its vent system under a negative pressure. This device is intended to detect a blocked vent system, responds to hot flue gases backing up through its heat transfer tube and can be wired to shut-off the oil burner. It requires manual resetting.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eThermal safety switches detects the increased heat generated by the flue gas spillage and deactivates the furnace or boiler\u003c\/li\u003e\n\u003cli\u003eIt will not allow the burner to restart until the switch has been manually reset\u003c\/li\u003e\n\u003cli\u003eOn barometric draft controls and draft hoods to detect flue gas spillage and deactivate oil and gas burners\u003c\/li\u003e\n\u003cli\u003eA thermal safety switch is an electromechanical device which opens and closes contacts to control the flow of electrical current in response to temperature change\u003c\/li\u003e\n\u003cli\u003eThe term thermal cutoff switch generally refers to how the switch is used\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eAmperage Rating\u003c\/td\u003e\n\u003ctd\u003e10 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Rating\u003c\/td\u003e\n\u003ctd\u003e120 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eWMO-1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSwitch Configuration\u003c\/td\u003e\n\u003ctd\u003eSPST\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAdditional Information\u003c\/td\u003e\n\u003ctd\u003eSilver Contact, 200 deg F Open and Manual Reset Switch Operation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e","brand":"Field Controls","offers":[{"title":"Default Title","offer_id":67952071770426,"sku":"FIE46086900","price":89.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0569\/5238\/9827\/files\/Field_Controls_46086900.jpg?v=1794258663","url":"https:\/\/nwfsupply.com\/products\/fie46086900","provider":"NWF Supply","version":"1.0","type":"link"}