--- product_id: 73684393 title: "4 pcs DC 5V 1 Channel Relay Module Board Shield High/Low Level Trigger with Optocoupler" brand: "chenbo" price: "€ 1.73" currency: EUR in_stock: false url: https://www.desertcart.at/products/73684393-4-pcs-dc-5v-1-channel-relay-module-board-shield store_origin: AT region: Austria --- # 10A max current load AC 250V / DC 30V switching SMD optocoupler isolation 4 pcs DC 5V 1 Channel Relay Module Board Shield High/Low Level Trigger with Optocoupler **Brand:** chenbo **Price:** € 1.73 **Availability:** ❌ Out of Stock ## Summary > ⚡ Control with Confidence: Power, Precision, and Protection in One Module ## Quick Answers - **What is this?** 4 pcs DC 5V 1 Channel Relay Module Board Shield High/Low Level Trigger with Optocoupler by chenbo - **How much does it cost?** € 1.73 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.at](https://www.desertcart.at/products/73684393-4-pcs-dc-5v-1-channel-relay-module-board-shield) ## Best For - chenbo enthusiasts ## Why This Product - Trusted chenbo brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **User-Friendly Design:** Clear LED indicators and screw terminals for hassle-free wiring - • **Optocoupler Isolation:** Ensures stable, interference-free operation with strong driving ability - • **Powerhouse Performance:** Handles up to 10A current for robust device control - • **Dual Trigger Flexibility:** Easily switch between high or low level triggers via jumper - • **Versatile Voltage Compatibility:** Supports AC 250V and DC 30V for diverse applications ## Overview The 4 pcs DC 5V 1 Channel Relay Module Board Shield by CHENBO offers reliable high/low level triggering with genuine quality relays capable of switching up to 10A at AC 250V or DC 30V. Featuring SMD optocoupler isolation for stable performance and fault tolerance, it includes user-friendly screw terminals and LED indicators, making it ideal for Arduino projects and professional automation setups. ## Description Module Description: The module uses genuine quality relay, normally open interfaces Maximum load: AC 250V/10A, DC 30V/10A SMD optocoupler isolation, strong driving ability, stable performance; trigger current 5mA The module voltage 5V The module can be set high or low triggered by jumper Fault-tolerant design, even if the control line is broken, the relay will not operate Power indicator (green), relay state indicator (red) Interface design user-friendly, all interfaces are available through the wiring terminal direct connection leads, very convenient Module size: 50mm * 26mm * 18.5mm (L * W * H) 4 mounting bolts holes, hole 3.1mm, 44.5mm * 20.5mm spacing Module interface DC +: positive power supply (voltage by relay requirements, 5V.9V.12V and 24V selection) DC-: negative one IN: can be high or low level control relay Relay outputs NO: normally open relay interfaces, relay before hanging, pull back and COM short-circuited COM: Relay Common Interface NC: normally closed relay interfaces, relay and COM short-circuited before, after the pull-vacan ## Features - The module uses genuine quality relay, normally open interfaces - Maximum load: AC 250V/10A, DC 30V/10A - SMD optocoupler isolation, strong driving ability, stable performance; trigger current 5mA - The module voltage 5V - The module can be set high or low triggered by jumper ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B079FJSYGY | | Best Sellers Rank | #411,536 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #1,018 in Electromechanical Relays | | Brand Name | CHENBO | | Coil Voltage | 5 volts_of_direct_current | | Connector Type | Screw | | Contact Current Rating | 10 A | | Contact Material | Tungsten | | Contact Type | Normally Open | | Current Rating | 10 A | | Customer Reviews | 4.6 4.6 out of 5 stars (156) | | Manufacturer | CHENBO | | Maximum Switching Current | 10 A | | Maximum Switching Voltage | 250 volts | | Minimum Switching Voltage | 5 volts_of_direct_current | | Model | WJ-00010 | | Mounting Type | hole mount | | Number of Items | 4 | | Number of Packs | 4 | | Operation Mode | Automatic | | Part Number | WJ-00010 | | Unit Count | 4 Count | | Wattage | 25 Milliwatts | ## Product Details - **Connector Type:** Screw - **Contact Material:** Tungsten - **Contact Type:** Normally Open - **Current Rating:** 10 A - **Mounting Type:** hole mount ## Images ![4 pcs DC 5V 1 Channel Relay Module Board Shield High/Low Level Trigger with Optocoupler - Image 1](https://m.media-amazon.com/images/I/71aGbUlrehL.jpg) ## Available Options This product comes in different **Size** options. ## Frequently Bought Together - 4 pcs DC 5V 1 Channel Relay Module Board Shield High/Low Level Trigger with Optocoupler - Micro Limit Switch, CYT1073 AC 2A 125V 3Pin SPDT Rocker Switches Long Hinge Lever for Arduino (30 Pack) by MUZHI - ACOSUN HJ Digital Servo Tester / ESC Consistency Tester for RC Helicopter Airplane Car --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.at/products/73684393-4-pcs-dc-5v-1-channel-relay-module-board-shield](https://www.desertcart.at/products/73684393-4-pcs-dc-5v-1-channel-relay-module-board-shield) --- *Product available on Desertcart Austria* *Store origin: AT* *Last updated: 2026-10-10*