{"product_id":"4pcs-1-channel-dc-3v-3-3v-relay-high-level-driver-module-optocoupler-isolated-control-module","title":"4Pcs 1 Channel DC 3V \/ 3.3V Relay High Level Driver Module Optocoupler Isolated Control Module","description":"\u003cdiv class=\"product-description\"\u003e\n\u003ch2\u003e4Pcs 1 Channel DC 3V \/ 3.3V Relay High Level Driver Module Optocoupler Isolated Driver Control Module\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003e4Pcs 1 Channel DC 3V \/ 3.3V Relay High Level Driver Module Optocoupler Isolated Control Module\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eParameter Information: Voltage: DC 3V \/ 3.3V Channel: 1 Maximum Load: 10A 250V AC or 10A 30V DC Action Time: 20s Relay Status Indicator: Yes Power Wiring Port: - VCC: Power Supply + (3.3V) - GND: Power Supply - (Ground) - IN: High level control relay engagement Load Wiring Port: - NO: The normally open interface of the relay, which is suspended before the relay is engaged and short circuited to COM after it is engaged. - COM: Relay common interface. - NC: The normally closed interface of the relay, which is short circuited to COM before the relay is engaged and suspended after being engaged. Place of Application: - Widely used in industrial automation, power systems, electronic equipment and other fields, it plays a role in circuit regulation and control, safety protection, and conversion circuits. Package Include: 4 x 1 Channel Relay Driver Control Module\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e✅ 1 channel 3V high-level relay control module with optocoupler isolation control. Working voltage DC 3V\/3.3V, can control 10A 250V AC or 10A 30V DC loads.\u003c\/li\u003e\n\u003cli\u003e✅ The signal output is indicated by an indicator light. The signal input port can be connected to the microcontroller IO interface for high-level signal driving.\u003c\/li\u003e\n\u003cli\u003e✅ Dual power supply selection design, strong anti-interference ability, with optocoupler isolation protection, high reliability.\u003c\/li\u003e\n\u003cli\u003e✅ Board mounted 3V 10A 250VAC\/10A 30VDC relay, capable of continuously closing 100000 times, with diode leakage protection and short response time.\u003c\/li\u003e\n\u003cli\u003e✅ The external connection adopts rotary crimping terminals, making the wiring more secure. Equipped with fixed mounting holes for easy installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e✅ Product Dimensions:\u003c\/strong\u003e 2.76 x 0.67 x 0.67 inches; 2.56 ounces\u003c\/p\u003e\n\u003ch3\u003eShipping \u0026amp; Guarantees\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e✅ FREE standard shipping within the United States (3–6 business days)\u003c\/li\u003e\n\u003cli\u003e✅ 100% money-back guarantee for lost or damaged items\u003c\/li\u003e\n\u003cli\u003e✅ Secure checkout with encrypted payment processing\u003c\/li\u003e\n\u003cli\u003e✅ Shipping via UPS, FedEx, and USPS\u003c\/li\u003e\n\u003cli\u003e✅ Ships to lower 48 states only (no PO Boxes \/ APO \/ FPO)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eReturns\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e✅ 30-day hassle-free returns\u003c\/li\u003e\n\u003cli\u003e✅ Items must be unused and in original packaging\u003c\/li\u003e\n\u003cli\u003e✅ Full refund if item is not delivered\u003c\/li\u003e\n\u003cli\u003e✅ Guaranteed delivery within 6–7 business days\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePayment Methods\u003c\/h3\u003e\n\u003cp\u003e✅ Credit Cards, PayPal, Shop Pay, Apple Pay, Google Pay, Amazon Pay, Meta Pay\u003c\/p\u003e\n\u003ch3\u003eCustomer Support\u003c\/h3\u003e\n\u003cp style=\"text-align:left;\"\u003e✅ Questions? Contact us at \u003cstrong\u003eSupport@GiftAbay.com\u003c\/strong\u003e\u003cbr\u003eWe respond within 24 hours on business days.\u003c\/p\u003e\n\u003cdiv class=\"seo-data\"\u003e\n\u003cp\u003e\u003cstrong\u003eSEO Title:\u003c\/strong\u003e 4Pcs 1 Channel DC 3V \/ 3.3V Relay High Level Driver Module Optocoupler Isolated Driver Control Module\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKeywords:\u003c\/strong\u003e 4pcs, channel, 33v, relay, high, level, driver, module, industrialscientific, industrialelectrical, wiringconnecting, terminalblocks\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCategory:\u003c\/strong\u003e Industrial \u0026amp; Scientific\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSubcategories:\u003c\/strong\u003e Industrial Electrical, Wiring \u0026amp; Connecting, Terminal Blocks, Sensor Blocks\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"DiGiYes","offers":[{"title":"Default Title","offer_id":44647347322925,"sku":"PGABL1405494","price":14.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0738\/6067\/7677\/files\/61AotU2AS3L._SL1500.jpg?v=1772172288","url":"https:\/\/prosupply.giftabay.com\/products\/4pcs-1-channel-dc-3v-3-3v-relay-high-level-driver-module-optocoupler-isolated-control-module","provider":"ProSupply.GiftAbay","version":"1.0","type":"link"}