--- product_id: 129875925 title: "YJINGRUI USB Hart Modem - Blue, USB Connectivity, Digital Modem Type, 2 Ports, 125 kbps Downstream, 12 Mbps Upstream, Compatible with PC, HART Protocol Transmitter, Temperature Controller" brand: "yjingrui" price: "£249.19" currency: GBP in_stock: true category: "Yjingrui" url: https://www.desertcart.co.uk/products/129875925-yjingrui-usb-hart-modem-blue-usb-connectivity-digital-modem-type store_origin: GB region: United Kingdom --- # YJINGRUI USB Hart Modem - Blue, USB Connectivity, Digital Modem Type, 2 Ports, 125 kbps Downstream, 12 Mbps Upstream, Compatible with PC, HART Protocol Transmitter, Temperature Controller **Brand:** yjingrui **Price:** £249.19 **Availability:** ✅ In Stock ## Quick Answers - **What is this?** YJINGRUI USB Hart Modem - Blue, USB Connectivity, Digital Modem Type, 2 Ports, 125 kbps Downstream, 12 Mbps Upstream, Compatible with PC, HART Protocol Transmitter, Temperature Controller by yjingrui - **How much does it cost?** £249.19 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/129875925-yjingrui-usb-hart-modem-blue-usb-connectivity-digital-modem-type) ## Best For - yjingrui enthusiasts ## Why This Product - Trusted yjingrui brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Description YJINGRUI USB Hart Modem - Blue, USB Connectivity, Digital Modem Type, 2 Ports, 125 kbps Downstream, 12 Mbps Upstream, Compatible with PC, HART Protocol Transmitter, Temperature Controller: desertcart.co.uk: Business, Industry & Science ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B01GC2AWIE | | Brand Name | YJINGRUI | | Colour | Blue | | Compatible Devices | Personal Computer | | Customer Reviews | 4.0 4.0 out of 5 stars (53) | | Data Transfer Rate | 12 Megabits Per Second | | Internet Service Provider | Cable, DSL, Fiber Optic, Satellite | | Manufacturer Part Number | WDQYwxx004 | | Maximum Downstream Data Transfer Rate | 0.13 Megabits Per Second | | Maximum Upstream Data Transfer Rate | 12 Megabits Per Second | | Modem Type | Analog Modem | | Network Connectivity Technology | USB | | Number of Ports | 2 | | Unit Count | 1.0 count | ## Product Details - **Brand:** YJINGRUI - **Colour:** Blue - **Compatible devices:** Personal Computer - **Connectivity technology:** USB - **Internet service provider:** Cable, DSL, Fiber Optic, Satellite ## Images ![YJINGRUI USB Hart Modem - Blue, USB Connectivity, Digital Modem Type, 2 Ports, 125 kbps Downstream, 12 Mbps Upstream, Compatible with PC, HART Protocol Transmitter, Temperature Controller - Image 1](https://m.media-amazon.com/images/I/51-1aNsWc+L.jpg) ![YJINGRUI USB Hart Modem - Blue, USB Connectivity, Digital Modem Type, 2 Ports, 125 kbps Downstream, 12 Mbps Upstream, Compatible with PC, HART Protocol Transmitter, Temperature Controller - Image 2](https://m.media-amazon.com/images/I/61+3DxHFRGL.jpg) ![YJINGRUI USB Hart Modem - Blue, USB Connectivity, Digital Modem Type, 2 Ports, 125 kbps Downstream, 12 Mbps Upstream, Compatible with PC, HART Protocol Transmitter, Temperature Controller - Image 3](https://m.media-amazon.com/images/I/61o0DORPvDL.jpg) ![YJINGRUI USB Hart Modem - Blue, USB Connectivity, Digital Modem Type, 2 Ports, 125 kbps Downstream, 12 Mbps Upstream, Compatible with PC, HART Protocol Transmitter, Temperature Controller - Image 4](https://m.media-amazon.com/images/I/71V8LKWJyXL.jpg) ![YJINGRUI USB Hart Modem - Blue, USB Connectivity, Digital Modem Type, 2 Ports, 125 kbps Downstream, 12 Mbps Upstream, Compatible with PC, HART Protocol Transmitter, Temperature Controller - Image 5](https://m.media-amazon.com/images/I/51eKGEH0BDL.jpg) ## Questions & Answers **Q: The link you provided on your previous answers does not let me download it. Is there another way of downloading the software?** A: Hi, dear friend In the product package, there is a disc. This is the driver and manual for this hart modem. You can download it directly. We also can send you by wetransfer. Here is our mailbox. customerservice20160407@hotmail.com You can send us message. **Q: does it come with a full software licence ?** A: Hi, It comes with CD which including software for testing, it is not for commercial, the software in the CD is with full copyright. If you have any question, please also contact with the technician Mr.Huang via support@vsensor.com Sincerely, **Q: Can anyone post any screenshots of the software used to interface with the hart devices?** A: Hi, Please check the link for the software https://www.dropbox.com/s/hqwruk7ty0ndm0j/232UP.rar?dl=0 Sincerely, Sherry **Q: where can i download the driver for this?** A: There is a QR code in the product package. This is the driver and instruction. And you can also click this link: https://www.dropbox.com/s/hqwruk7ty0ndm0j/232UP.rar?dl=0 ## Frequently Bought Together - YJINGRUI USB Hart Modem USB to Hart Protocol Modem Hart Transmitter for Rosemount/ABB/Vega/E H/ETC Hart Protocol Device Adapt to Windows XP/7/8/10 with Built-in Loop Resistor - Microflex 101-0020 USB to RS-485 Converter, 1000V Common Mode Range, RoHS Compliant, 20cm Cable --- ## 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.co.uk/products/129875925-yjingrui-usb-hart-modem-blue-usb-connectivity-digital-modem-type](https://www.desertcart.co.uk/products/129875925-yjingrui-usb-hart-modem-blue-usb-connectivity-digital-modem-type) --- *Product available on Desertcart United Kingdom* *Store origin: GB* *Last updated: 2026-06-04*