{"product_id":"ac-dc-12v-fish-tank-aquarium-automatic-water-supply-controller-water-level-sensor-solenoid-valve-wat","title":"AC\/DC 12V Fish tank Aquarium Automatic Water Supply Controller Water Level Sensor Solenoid Valve Wat","description":"\u003cb\u003eDescription:?\u003c\/b\u003e       ??       30A Version:       Working voltage: DC 12-15V(AC 9-12V)       Standby current: 11MA       Working current :82MA       Size: 67mm X 33mm X 25mm       Weight: 42 g       Maximum load: 30A \/250VAC,30A\/120VAC,30A\/30VDC       \u003cbr\u003e       Note: Package does not contain probe (wire).No need to use a dedicated probe, the probe can be made using household wires       For safety, use an AC\/DC power supply with good isolation       ?       \u003cb\u003eApplication:\u003c\/b\u003e       ? ??       Home water tower automatic water supply system       Aquarium Fish tank Water Changer System       Conductive liquid automatic control       Automatic feeding system for poultry and livestock       Farm automatic water supply system       And other occasions that require automatic water supply and water exchange.       Solenoid valve water pump motor automatic control       \u003cbr\u003e           \u003cb\u003eInterface description:\u003c\/b\u003e          HIGH : Upper limit probe          OUT : Output probe          LOW : Lower limit probe          IN+? : Power terminal 1 (regardless of positive and negative)          IN-? : Power terminal 2 (regardless of positive and negative)          NC? : Relay normally closed contact          COM? : Relay common contact          NO? : Relay normally open contact          \u003cimg src=\"https:\/\/imgmgr.banggood.com\/images\/oaupload\/banggood\/images\/35\/A8\/a0b44524-fcf5-4251-9a6c-2bc4662b8ebc.jpg\"\u003e    \u003cbr\u003e          ??          \u003cb\u003eWorking principle:?\u003c\/b\u003e          The water level rises: When the water level is lower than the ``Low level``, the water pump starts to supply water to the water tower; when the water level is higher than the ``High level``, the water pump stops supplying water.          \u003cbr\u003e          Water level reduction: When the water level is lower than the ``High level``, the water pump does not work and the water level continues to decrease. When the water level is lower than the ``Low water level``, the water pump starts to supply water to the water tower.          \u003cimg src=\"https:\/\/imgmgr.banggood.com\/images\/oaupload\/banggood\/images\/B4\/76\/5d99c7b4-b1a3-47c2-97d5-1b7675aaa0a3.jpg\"\u003e    \u003cbr\u003e          ??       \u003cb\u003ePackage inlcuded:\u003c\/b\u003e       \u003cbr\u003e       ?1 x 30A Fish tank Aquarium automatic water supply controller    \u003cbr\u003e     \u003cp\u003e\u003cimg src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/banggood\/images\/B0\/D6\/aa892768-04ac-4640-b62b-c0f382f23a68.jpg\"\u003e\u003c\/p\u003e   \u003cp\u003e\u003cimg src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/banggood\/images\/7C\/E2\/9045895b-87e5-4456-8ca9-56f6e8b1153d.jpg\"\u003e\u003c\/p\u003e   \u003cp\u003e\u003cimg src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/banggood\/images\/1D\/D2\/c4f395a7-561b-46e4-8641-f5eed92e4caf.jpg\"\u003e\u003c\/p\u003e   \u003cbr\u003e","brand":"ZHIQIAN","offers":[{"title":"Default Title","offer_id":43935818449091,"sku":"ZHIQIAN-018944","price":437.0,"currency_code":"USD","in_stock":true}],"url":"https:\/\/wrsss.com\/products\/ac-dc-12v-fish-tank-aquarium-automatic-water-supply-controller-water-level-sensor-solenoid-valve-wat","provider":"Wrsss","version":"1.0","type":"link"}