--- product_id: 812133842 title: "4Channel Analog Input Module 4-20mA 0-10V RS485 Modbus RTU ADC Data Acquisition for PLC (0-50MA)" brand: "eletechsup" price: "HK$158" currency: HKD in_stock: true category: "Eletechsup" url: https://www.desertcart.hk/products/812133842-4channel-analog-input-module-4-20ma-0-10v-rs485-modbus store_origin: HK region: Hong Kong --- # Wide 8-25V DC input Ultra-fine 0.01 mA/V resolution Supports 247 devices via Modbus RTU 4Channel Analog Input Module 4-20mA 0-10V RS485 Modbus RTU ADC Data Acquisition for PLC (0-50MA) **Brand:** eletechsup **Price:** HK$158 **Availability:** ✅ In Stock ## Summary > ⚙️ Elevate your industrial IQ with precision that speaks volumes! ## Quick Answers - **What is this?** 4Channel Analog Input Module 4-20mA 0-10V RS485 Modbus RTU ADC Data Acquisition for PLC (0-50MA) by eletechsup - **How much does it cost?** HK$158 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/812133842-4channel-analog-input-module-4-20ma-0-10v-rs485-modbus) ## Best For - eletechsup enthusiasts ## Why This Product - Trusted eletechsup brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Compact Yet Mighty:** Sleek 45x30x15mm design packs powerful data acquisition into a lightweight 10g module. - • **Future-Proof Your Automation:** Supports essential Modbus function codes (03, 06, 16) for robust PLC communication. - • **Plug & Play Modbus RTU Integration:** Effortlessly connect up to 247 devices in parallel for scalable, real-time monitoring. - • **Precision that Powers Your Process:** Achieve 1% measurement accuracy with easy calibration for flawless data integrity. - • **Versatile Voltage & Current Ranges:** Seamlessly switch between 0-50mA and 0-20V inputs to fit any industrial setup. ## Overview The 4-Channel Analog Input Module offers high-precision (1% accuracy) current and voltage measurement with ultra-fine 0.01 mA/V resolution. Operating on a flexible 8-25V DC power supply, it supports multiple input ranges (0-50mA, 0-20V) and integrates seamlessly with PLCs via Modbus RTU, enabling up to 247 devices in parallel. Its compact, lightweight design makes it ideal for scalable industrial data acquisition and automation. ## Description roduct Name: DC 12V DAC 4-20MA/0-5V/0-10V4ch Current/Voltage Analog Acquisition RS485 Modbus RTU ADC ModulePackage inlcuded:1 x N43IC04 4ch Current Analog Acquisition RS485 Modbus RTU ADC ModuleOR 1 x N43VD04 4ch Voltage Analog Acquisition RS485 Modbus RTU ADC ModuleFeatures:1: Operating Voltage : DC 8-25V2: Operating Current : 10-15MA3: MODBUS RTU Command support 03 06 16 function code4: The Current measurement range is 0-10mA, 0-20mA and 0-50mA, The Voltage measurement range is 0-5V, 0-10V and 0-20V. depending on the back of the module5 The current resolution is 0.01 mA and Voltage resolution is 0.01V, with a measurement accuracy of 1% and can be calibrated if the error is greater than 1%6 :MODBUS commands can be made serial Hyper Terminal (serial assistant) OR PLC Enter;7 :Under the MODBUS command mode, it can support up to 247 devices in parallel8 :Size: 45 * 30 * 15mm9 :Weight: 10 gModbus RTU Command Please refer to : ''N43IC04 modbus rtu protocol''After purchasing, please ask the merchant for the user manual ## Features - Operating Voltage : DC 8-25V - Operating Current : 10-15MA - MODBUS RTU Command support 03 06 16 function code - The Current measurement range is 0-10mA, 0-20mA and 0-50mA, The Voltage measurement range is 0-5V, 0-10V and 0-20V. depending on the back of the module - The current resolution is 0.01 mA and Voltage resolution is 0.01V, with a measurement accuracy of 1% and can be calibrated if the error is greater than 1% ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0FSZL4MZC | | Best Sellers Rank | #1,162,367 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #386,497 in Electronic Components | | Date First Available | September 28, 2025 | | Item Weight | 8 ounces | | Manufacturer | eletechsup | | Package Dimensions | 6 x 4 x 2 inches | ## Images ![4Channel Analog Input Module 4-20mA 0-10V RS485 Modbus RTU ADC Data Acquisition for PLC (0-50MA) - Image 1](https://m.media-amazon.com/images/I/51i3U3M82zL.jpg) ![4Channel Analog Input Module 4-20mA 0-10V RS485 Modbus RTU ADC Data Acquisition for PLC (0-50MA) - Image 2](https://m.media-amazon.com/images/I/51ZML84wlbL.jpg) ![4Channel Analog Input Module 4-20mA 0-10V RS485 Modbus RTU ADC Data Acquisition for PLC (0-50MA) - Image 3](https://m.media-amazon.com/images/I/61sDw4o2FcL.jpg) ![4Channel Analog Input Module 4-20mA 0-10V RS485 Modbus RTU ADC Data Acquisition for PLC (0-50MA) - Image 4](https://m.media-amazon.com/images/I/51JONLtuNNL.jpg) ![4Channel Analog Input Module 4-20mA 0-10V RS485 Modbus RTU ADC Data Acquisition for PLC (0-50MA) - Image 5](https://m.media-amazon.com/images/I/51QImOVjPVL.jpg) ## Available Options This product comes in different **Size** options. --- ## 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.hk/products/812133842-4channel-analog-input-module-4-20ma-0-10v-rs485-modbus](https://www.desertcart.hk/products/812133842-4channel-analog-input-module-4-20ma-0-10v-rs485-modbus) --- *Product available on Desertcart Hong Kong* *Store origin: HK* *Last updated: 2026-05-27*