--- product_id: 189970174 title: "EPEVER RTS300R47K3.81A Remote Temperature Sensor for Tracer A/AN/BN VS-BN, VS-AU, Triron-N Series Mppt Charge Controller(RTS300R47K3.81A)" brand: "epever" price: "€ 35.65" currency: EUR in_stock: true reviews_count: 8 category: "Epever" url: https://www.desertcart.pt/products/189970174-epever-rts300r47k3-81a-remote-temperature-sensor-for-tracer-a-bn store_origin: PT region: Portugal --- # 3m standard cable length 3.81mm/2P secure connector ±1℃ precision temp sensing EPEVER RTS300R47K3.81A Remote Temperature Sensor for Tracer A/AN/BN VS-BN, VS-AU, Triron-N Series Mppt Charge Controller(RTS300R47K3.81A) **Brand:** epever **Price:** € 35.65 **Availability:** ✅ In Stock ## Summary > 🌞 Charge smarter, last longer — the temp sensor your solar setup deserves! ## Quick Answers - **What is this?** EPEVER RTS300R47K3.81A Remote Temperature Sensor for Tracer A/AN/BN VS-BN, VS-AU, Triron-N Series Mppt Charge Controller(RTS300R47K3.81A) by epever - **How much does it cost?** € 35.65 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/189970174-epever-rts300r47k3-81a-remote-temperature-sensor-for-tracer-a-bn) ## Best For - epever enthusiasts ## Why This Product - Trusted epever brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Extended 3m Cable:** Flexible installation with a generous 3-meter cable, customizable to fit your setup perfectly. - • **Battery Life Maximizer:** Enables active temperature compensation to extend your battery lifespan by 1+ years. - • **Fail-Safe Default Mode:** If sensor fails, controller defaults to safe 15℃ charging temp, protecting your system. - • **Seamless Compatibility:** Plug & play with EPEVER Tracer, VS, and Triron-N MPPT controllers for hassle-free integration. - • **Precision Temperature Sensing:** Accurately monitors battery temps with ±1℃ precision for optimal charge control. ## Overview The EPEVER RTS300R47K3.81A Remote Temperature Sensor delivers precise battery temperature readings with ±1℃ accuracy via a durable 3m cable and secure 3.81mm/2P connector. Designed for seamless compatibility with EPEVER’s Tracer, VS, and Triron-N MPPT solar charge controllers, it enables active temperature compensation to optimize charging parameters and significantly extend battery life. Its fail-safe default temperature mode ensures reliable operation even if the sensor is damaged. ## Description Size: RTS300R47K3.81A RTS300R47K3.81A, acquisition of battery temperature for undertaking temperature compensation of control parameters, the standard length of the cable is 3m (length can be customized). Technical Specifications : Line length: 3m Rated resistance(Thermistor): 47K Connector: 3.81mm/2P Testing temperature: -55℃~+125℃ Testing precision: ±1℃ Package : 1x Remote Temperature Sensor (RTS300R47K3.81A) Review: When plugged in it modified temp correctly - The standard temp on the epever controller is set at 25° when I fitted this the display changed to the actual 11° it was hopefully will protect my batteries and maximise the charge. Review: Good cable length - It's important for your charge controller to know the temperature of your battery, whatever chemistry it might be. There's a good length of cable on it which was important in my installation. ## Features - RTS300R47K3.81A, acquisition of battery temperature for undertaking temperature compensation of control parameters, the standard length of the cable is 3m (length can be customized). - Remote Temperature Sensor to Active Temperature Compensation Function of Solar charge controller. - Support: EPEVER/EPsolar Tracer-AN, VS-BN, VS-AU, Triron-N series Solar Charge Controller , Super Prefect compatible with EPEVER MPPT Solar Charge Controller. - Highly Recommend : buy a Battery equalizer for you solar system to extend the batteries life + 1 years or more. - NOTE: The temperature sensor short-circuited or damaged, the controller will be charging or discharging at the default temperature 15℃. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07VYYLQX6 | | Best Sellers Rank | 87,787 in Business, Industry & Science ( See Top 100 in Business, Industry & Science ) 108 in Solar & Wind Energy MPPT Controllers | | Brand | EPEVER | | Colour | Temp sensor cable | | Country Of Origin | China | | Customer Reviews | 4.6 4.6 out of 5 stars (85) | | Display Type | LCD or LED | | Manufacturer | EPEVER | | UPC | 791324129828 | ## Product Details - **Brand:** EPEVER - **Colour:** Temp sensor cable - **Display type:** LCD or LED - **Manufacturer:** EPEVER - **UPC:** 791324129828 ## Images ![EPEVER RTS300R47K3.81A Remote Temperature Sensor for Tracer A/AN/BN VS-BN, VS-AU, Triron-N Series Mppt Charge Controller(RTS300R47K3.81A) - Image 1](https://m.media-amazon.com/images/I/610UYIonD+L.jpg) ![EPEVER RTS300R47K3.81A Remote Temperature Sensor for Tracer A/AN/BN VS-BN, VS-AU, Triron-N Series Mppt Charge Controller(RTS300R47K3.81A) - Image 2](https://m.media-amazon.com/images/I/61URfp75LwL.jpg) ![EPEVER RTS300R47K3.81A Remote Temperature Sensor for Tracer A/AN/BN VS-BN, VS-AU, Triron-N Series Mppt Charge Controller(RTS300R47K3.81A) - Image 3](https://m.media-amazon.com/images/I/61an8NcuuJL.jpg) ![EPEVER RTS300R47K3.81A Remote Temperature Sensor for Tracer A/AN/BN VS-BN, VS-AU, Triron-N Series Mppt Charge Controller(RTS300R47K3.81A) - Image 4](https://m.media-amazon.com/images/I/617b8BRst9L.jpg) ![EPEVER RTS300R47K3.81A Remote Temperature Sensor for Tracer A/AN/BN VS-BN, VS-AU, Triron-N Series Mppt Charge Controller(RTS300R47K3.81A) - Image 5](https://m.media-amazon.com/images/I/717pBOQOuTL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ When plugged in it modified temp correctly *by A***S on 23 January 2024* The standard temp on the epever controller is set at 25° when I fitted this the display changed to the actual 11° it was hopefully will protect my batteries and maximise the charge. ### ⭐⭐⭐⭐⭐ Good cable length *by M***T on 12 July 2023* It's important for your charge controller to know the temperature of your battery, whatever chemistry it might be. There's a good length of cable on it which was important in my installation. ### ⭐⭐⭐⭐⭐ Good dose it’s job *by L***N on 1 August 2022* Good lead dose it’s job --- ## 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.pt/products/189970174-epever-rts300r47k3-81a-remote-temperature-sensor-for-tracer-a-bn](https://www.desertcart.pt/products/189970174-epever-rts300r47k3-81a-remote-temperature-sensor-for-tracer-a-bn) --- *Product available on Desertcart Portugal* *Store origin: PT* *Last updated: 2026-09-08*