--- product_id: 176030772 title: "4 Bit Optocoupler Isolator, PLC Signal Level Voltage Converter Board Module (24V to 3.3V)" brand: "dongker" price: "86 zł" currency: PLN in_stock: true reviews_count: 4 category: "Dongker" url: https://www.desertcart.pl/products/176030772-4-bit-optocoupler-isolator-plc-signal-level-voltage-converter-board store_origin: PL region: Poland --- # 80kHz high-speed conversion Compact 72x55x18mm size Built-in signal isolation 4 Bit Optocoupler Isolator, PLC Signal Level Voltage Converter Board Module (24V to 3.3V) **Brand:** dongker **Price:** 86 zł **Availability:** ✅ In Stock ## Summary > ⚡ Power your projects with precision and speed — isolation meets innovation! ## Quick Answers - **What is this?** 4 Bit Optocoupler Isolator, PLC Signal Level Voltage Converter Board Module (24V to 3.3V) by dongker - **How much does it cost?** 86 zł with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/176030772-4-bit-optocoupler-isolator-plc-signal-level-voltage-converter-board) ## Best For - dongker enthusiasts ## Why This Product - Trusted dongker brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Robust Signal Isolation:** Protect your sensitive electronics with reliable optocoupler isolation. - • **Visual Channel Indicators:** Instant status recognition with dedicated LED indicators per channel. - • **Compact & Mount-Ready Design:** Space-saving 72x55mm footprint with precision mounting holes for easy integration. - • **Seamless 24V to 3.3V Conversion:** Effortlessly bridge industrial PLC signals to modern low-voltage logic. - • **High-Frequency 80kHz Performance:** Ultra-responsive signal processing for real-time control accuracy. ## Overview The 4 Bit Optocoupler Isolator by AILOVA is a compact, high-frequency (80kHz) signal level voltage converter designed to isolate and convert PLC signals from 24V to 3.3V. Featuring built-in LED indicators for each channel and a durable mounting-ready design, it ensures seamless integration and reliable protection for sensitive electronics in industrial and DIY applications. ## Description HOPE AILOVA PRODUCTS MAKE YOUR LIFE EASIER! Features: 1>. Conversion frequency: 80KHZ. 2>. Size: 72*55*18mm 3>. Mounting Hole Size: 64*47mm, diameter 3mm. Application: 1>. It can be used for signal isolation. 2>. PLC signal level converting. 3>. PNP/NPN signal to NPN signal. 4>. signal level voltage converter. Package Includes: 1x PLC Signal Level Voltage Converter Board Note: 1>.Please allow 1-2cm error due to manual measurement. Thanks for your understanding. 2>.Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. Review: me ha gustado su funcionamiento y su buen acabado, y la rapidez del servicio Review: Utilizzato per pilotare un rele' e due micro di fine corsa a 24v tramite raspberry. Perfetto. ## Features - WIDELY USED: It can be used for signal isolation, PLC signal level converting, PNP/NPN signal to NPN signal and signal level voltage converter. - EASIER TO RECOGNISE: Each channel has been equipped with indicator which is easier to recognise the working status. - CONVERSION FREQUENCY: 80KHZ. - SIZE: 72*55*18mm. Mounting Hole Size: 64*47mm, diameter 3mm. - QUALITY ASSURANCE: To provide you with the highest quality assurance, if you are not satisfied with the product, please contact us. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07Y8L48P7 | | Amperage | 12 Milliamps | | Best Sellers Rank | 55,637 in Business, Industry & Science ( See Top 100 in Business, Industry & Science ) 20 in Optocouplers | | Brand Name | DONGKER | | Colour | Green | | Connectivity Technology | Proprietary power plug | | Country of Origin | China | | Current Type | DC | | Customer Package Type | FFP | | Customer Reviews | 4.8 4.8 out of 5 stars (27) | | Enclosure Material | Plastic | | Form Factor | Board Module, 72*55*18mm | | Input Voltage | 24 Volts | | Item Weight | 0.03 Kilograms | | Main Power Connector Type | 24V DC power jack | | Manufacturer | AILOVA | | Manufacturer Part Number | 1 | | Model Number | 1 | | Number of Items | 1 | | Number of Power Levels | 1 | | Output Current | 12 Milliamps | | Output Voltage | 3.3 Volts | | Portable | No | | Power Plug Type | No Plug | | Power Source | Externally ready to plug DC voltage source | | Product Features | Short Circuit Protection | | Specification Met | Ma | | UPC | 778836797844 | | Unit Count | 1.0 count | | Wattage | 288 Milliwatts | ## Product Details - **Amperage:** 12 Milliamps - **Brand:** DONGKER - **Colour:** Green - **Input voltage:** 24 Volts - **Material:** Plastic - **Number of items:** 1 - **Output current:** 12 Milliamps - **Special feature:** Short Circuit Protection - **Specification met:** Ma - **Wattage:** 288 Milliwatts ## Images ![4 Bit Optocoupler Isolator, PLC Signal Level Voltage Converter Board Module (24V to 3.3V) - Image 1](https://m.media-amazon.com/images/I/71BH7WtbqqL.jpg) ![4 Bit Optocoupler Isolator, PLC Signal Level Voltage Converter Board Module (24V to 3.3V) - Image 2](https://m.media-amazon.com/images/I/615veM6nX5L.jpg) ![4 Bit Optocoupler Isolator, PLC Signal Level Voltage Converter Board Module (24V to 3.3V) - Image 3](https://m.media-amazon.com/images/I/71dzSgAi5tL.jpg) ![4 Bit Optocoupler Isolator, PLC Signal Level Voltage Converter Board Module (24V to 3.3V) - Image 4](https://m.media-amazon.com/images/I/61fgZj+uRrL.jpg) ![4 Bit Optocoupler Isolator, PLC Signal Level Voltage Converter Board Module (24V to 3.3V) - Image 5](https://m.media-amazon.com/images/I/516Iglcco6L.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Review *by A***N on 26 December 2020* me ha gustado su funcionamiento y su buen acabado, y la rapidez del servicio ### ⭐⭐⭐⭐⭐ Review *by R***O on 21 March 2026* Utilizzato per pilotare un rele' e due micro di fine corsa a 24v tramite raspberry. Perfetto. ### ⭐⭐⭐⭐⭐ Review *by A***O on 6 April 2022* Very helpful to connect 24V sensors to a 3.3V Raspberry GPIO input. Easy to handle. ## Frequently Bought Together - 4 Bit Optocoupler Isolator, PLC Signal Level Voltage Converter Board Module (24V to 3.3V) - 4 Bit Optocoupler Isolator Module,PLC Signal Level Voltage Converter Board Module (3.3V to 24V) --- ## 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.pl/products/176030772-4-bit-optocoupler-isolator-plc-signal-level-voltage-converter-board](https://www.desertcart.pl/products/176030772-4-bit-optocoupler-isolator-plc-signal-level-voltage-converter-board) --- *Product available on Desertcart Poland* *Store origin: PL* *Last updated: 2026-05-13*