--- product_id: 18950697 title: "HiLetgo 12V 8 Channel Relay Module with OPTO-Isolated High and Low Level Trigger 8 Ways Relay Switch Module for Arduino" brand: "hiletgo" price: "86.39 DT" currency: TND in_stock: true category: "Hi Letgo" url: https://www.desertcart.tn/products/18950697-hiletgo-12v-8-channel-relay-module-with-opto-isolated-high store_origin: TN region: Tunisia --- # 12V operating voltage 8 independent relay channels OPTO-isolated fault-tolerant design HiLetgo 12V 8 Channel Relay Module with OPTO-Isolated High and Low Level Trigger 8 Ways Relay Switch Module for Arduino **Brand:** hiletgo **Price:** 86.39 DT **Availability:** βœ… In Stock ## Summary > πŸ”Œ Command your smart projects with precision and fail-safe power! ## Quick Answers - **What is this?** HiLetgo 12V 8 Channel Relay Module with OPTO-Isolated High and Low Level Trigger 8 Ways Relay Switch Module for Arduino by hiletgo - **How much does it cost?** 86.39 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/18950697-hiletgo-12v-8-channel-relay-module-with-opto-isolated-high) ## Best For - hiletgo enthusiasts ## Why This Product - Trusted hiletgo brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **8-Channel Control:** Manage multiple devices simultaneously with 8 independent relay switches. - β€’ **Powerful 12V Operation:** Reliable voltage support for stable performance in demanding projects. - β€’ **User-Friendly Interface:** Screw terminal connectors and clear LED indicators make installation and monitoring effortless. - β€’ **Dual Trigger Flexibility:** Easily switch between high and low level triggers via jumper settings for ultimate control. - β€’ **Robust Fault-Tolerant Design:** Ensures no accidental relay activation even if control lines failβ€”peace of mind guaranteed. ## Overview The HiLetgo 12V 8 Channel Relay Module features OPTO-isolation for stable, noise-free switching, supports both high and low level triggers, and offers fault-tolerant design to prevent accidental activations. With 8 independent relays rated for up to 10A at 250V AC or 30V DC, it’s perfect for advanced Arduino and automation projects requiring reliable multi-device control. ## Description Description : 1. The module uses genuine quality relay, normally open interfaces Maximum load : AC 250V/10A, DC 30V/10A; 2. Using SMD OPTOCOUPLER isolation , driving ability , stable performance ; trigger current 5mA; 3 . The module voltage is 12V; 4 . Each way module can be set high or low triggered by jumper ;5 . Fault-tolerant design , even if the control line is broken , the relay will not operate ; 6 . The power indicator ( green ) , 8 relay status indicator ( red ) 7 . Interface design humane, all interfaces can be connected directly via terminal wiring leads , very convenient 8 . Module size : 141.5mm * 50mm * 18.5mm ( L * W * H ) 9 . Has four mounting bolts holes , hole 3.1mm, pitch 136mm * 44.5mm Module Interface :1. DC +: 12V positive power supply 2. DC-: negative power connection 3. IN1-IN8: each way based on the settings , can be high or low to control the corresponding relay Relay outputs :24 line interface, the interface can be directly connected to all leads , user-friendly 1. NO1 - NO8: normally open relay interfaces , relay before the vacant after the pull shorted with COM 2. COM1 - COM8: Relay Common Interface 3. NC1 - NC8: normally closed relay interface relay shorted with COM ago , after the pull- vacant High and low trigger selection : 1.S1-S8 in order to relay a road -8 way high and low trigger selection ;2.Com with low short circuit , triggering the corresponding relay is low , while the high end of the short com high trigger Package Included:1*12V 8 Channel Relay Module With Optocoupler ## Features - 12V 8 Channel Relay Module With OPTO-Isolated High And Low Level Trigger - The module Operating voltage 12V; - The module can be high or low by a jumper setting trigger; - Fault-tolerant design, even if the control line is broken, the relay will not operate; - The power indicator (green), the relay status indicator (red). ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B00LW2GA5Y | | Best Sellers Rank | #144,817 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #178 in Electromechanical Relays | | Brand Name | HiLetgo | | Coil Voltage | 12 volts | | Connector Type | Screw | | Contact Current Rating | 10 A | | Contact Material | Silver | | Contact Type | Normally Closed, Normally Open | | Current Rating | 10 A | | Customer Reviews | 4.5 4.5 out of 5 stars (216) | | Item Weight | 1.76 ounces | | Manufacturer | HiLetgo | | Maximum Switching Current | 10 A | | Maximum Switching Voltage | 250 volts | | Model | 3-01-0348 | | Mounting Type | Screw Mount | | Operation Mode | Automatic | | Part Number | 3-01-0348 | | UPC | 702082656006 | | Unit Count | 8 Count | | Wattage | 60 Milliwatts | ## Product Details - **Connector Type:** Screw - **Contact Material:** Silver - **Contact Type:** Normally Closed, Normally Open - **Current Rating:** 10 A - **Mounting Type:** Screw Mount ## Images ![HiLetgo 12V 8 Channel Relay Module with OPTO-Isolated High and Low Level Trigger 8 Ways Relay Switch Module for Arduino - Image 1](https://m.media-amazon.com/images/I/71iHfA+0UhL.jpg) ## Available Options This product comes in different **Size** options. ## Frequently Bought Together - HiLetgo 12V 8 Channel Relay Module with OPTO-Isolated High and Low Level Trigger 8 Ways Relay Switch Module for Arduino - HiLetgo 12V 4 Channel Relay Module with OPTO-Isolated Support High and Low Level Trigger - HiLetgo 2pcs DC 12V 2 Channel Relay Module with Isolated Optocoupler High and Low Level H/L Level Trigger Module Triggered by DC 12V --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.tn/products/18950697-hiletgo-12v-8-channel-relay-module-with-opto-isolated-high](https://www.desertcart.tn/products/18950697-hiletgo-12v-8-channel-relay-module-with-opto-isolated-high) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-08-07*