{"product_id":"6pcs-1-channel-dc-3v-relay-high-level-driver-module-optocoupler-relay-module-isolated-drive-control-board","title":"6PCS 1 Channel DC 3V Relay High Level Driver Module Optocoupler Relay Module Isolated Drive Control Board","description":"\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e1 channel 3V\/3.3V power relay module support photocoupler isolation control; The external connection adopts rotary crimping terminal to make the connection more firm.\u003c\/li\u003e\n\u003cli\u003eThe module can used to control 10A 250V AC, 10A 30V DC load, with output signal indicator. Adopt dual power supply selection design to enhance anti-interference ability. Therefore, it plays the role of automatic adjustment, safety protection and conversion circuit in the circuit.\u003c\/li\u003e\n\u003cli\u003eThe signal input port can be connected to the single-chip IO port, driven by high-level signals.\u003c\/li\u003e\n\u003cli\u003eYou are free to select whether the relay and the signal share the same power supply or not by removing the jumper caps on the pins or not. It is recommended to share the same power supply, because that is more convenient for using.\u003c\/li\u003e\n\u003cli\u003eThe relay isolation drive control module, the core is an electronic control device relay, with a control system (also known as an input loop) and a controlled system (also known as an output loop), which is essentially a \"automatic switch that uses a smaller current to control a larger current\" \".\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFree shipping included. 30-day hassle-free returns.\u003c\/p\u003e","brand":"Belmont Warehouse","offers":[{"title":"Default Title","offer_id":43376566206673,"sku":"BW-B09X1P3YHL","price":17.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/3123\/5793\/files\/719UHhDEcjL.jpg?v=1791662475","url":"https:\/\/belmontwarehouse.com\/products\/6pcs-1-channel-dc-3v-relay-high-level-driver-module-optocoupler-relay-module-isolated-drive-control-board","provider":"Belmont Warehouse","version":"1.0","type":"link"}