--- product_id: 45760131 title: "Fieldpiece JL3KR4 HVACR Charge Kit | Fast Accurate Temps with Rapid Rail Technology - HVAC Tools with Padded Case" brand: "fieldpiece" price: "¥155850" currency: JPY in_stock: true category: "Fieldpiece" url: https://www.desertcart.jp/products/45760131-fieldpiece-jl3kr4-hvacr-charge-kit-fast-accurate-temps-with-rapid store_origin: JP region: Japan --- # mobile app sync 350’ wireless range stabilizes <5 sec Fieldpiece JL3KR4 HVACR Charge Kit | Fast Accurate Temps with Rapid Rail Technology - HVAC Tools with Padded Case **Brand:** fieldpiece **Price:** ¥155850 **Availability:** ✅ In Stock ## Summary > 📡 Elevate your HVAC game with precision that travels as far as you do! ## Quick Answers - **What is this?** Fieldpiece JL3KR4 HVACR Charge Kit | Fast Accurate Temps with Rapid Rail Technology - HVAC Tools with Padded Case by fieldpiece - **How much does it cost?** ¥155850 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/45760131-fieldpiece-jl3kr4-hvacr-charge-kit-fast-accurate-temps-with-rapid) ## Best For - fieldpiece enthusiasts ## Why This Product - Trusted fieldpiece brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Elevation-Proof Accuracy:** Consistent performance at any altitude—engineered for every job site. - • **Rapid Precision Readings:** Get stable, accurate temps within 5 seconds with ±1° reliability. - • **Unmatched Wireless Reach:** Stay connected up to 350 feet away—no more being tethered to your tools. - • **Hands-Free Testing Mastery:** Long flexible probe with sliding magnet lets you test precisely without holding a thing. - • **Seamless Mobile Integration:** Directly transmit live data to your phone via the Job Link app for real-time insights. ## Overview The Fieldpiece JL3KR4 HVACR Charge Kit delivers fast, accurate temperature and pressure readings with ±1° accuracy, stabilizing in under 5 seconds. Featuring a powerful 350-foot wireless signal and seamless Bluetooth integration with the Job Link app, it empowers HVAC professionals to monitor live data remotely. Its long flexible probe with a sliding magnet enables hands-free testing, while its accuracy remains consistent at any elevation. Packaged in a durable padded case, this kit is designed for efficiency and reliability on every job site. ## Description The new Job link probes have a powerful wireless signal range of 350’ and transmit through walk-ins. Hvacr professionals can quickly and easily view live readings and reports in the job link app from anywhere on the job site. ## Features - Accurate at any elevation, directly transmits to mobile devices using job link app - Up to 350’ wireless signal - Stabilizes in under 5 seconds with +/-1° accuracy - Long flexible probe with sliding magnet for easy and precise hands-free testing ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0743SVJ9X | | Best Sellers Rank | #41,054 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #70 in Multi Testers | | Brand Name | Fieldpiece | | Color | Yellow | | Compatible Devices | Mobile devices with 'job link app', Bluetooth-enabled devices | | Customer Reviews | 4.8 4.8 out of 5 stars (525) | | Global Trade Identification Number | 00872641003395 | | Included Components | Job Link™ Charge Kit | | Item Dimensions | 10 x 4 x 7 inches | | Item Type Name | HVACR Charge Kit | | Manufacturer | Fieldpiece | | Measurement Type | Pressure, Temperature | | Model | JL3KR4 | | Part Number | JL3KR4 | | Power Source | Battery Powered | | Style Name | Handheld | | UPC | 872641003395 | | Unit Count | 1.0 Count | ## Product Details - **Brand:** Fieldpiece - **Color:** Yellow - **Item dimensions L x W x H:** 10 x 4 x 7 inches - **Power Source:** Battery Powered - **Style:** Handheld ## Images ![Fieldpiece JL3KR4 HVACR Charge Kit | Fast Accurate Temps with Rapid Rail Technology - HVAC Tools with Padded Case - Image 1](https://m.media-amazon.com/images/I/71htn4QNKjL.jpg) ![Fieldpiece JL3KR4 HVACR Charge Kit | Fast Accurate Temps with Rapid Rail Technology - HVAC Tools with Padded Case - Image 2](https://m.media-amazon.com/images/I/81fGB7KsvfL.jpg) ![Fieldpiece JL3KR4 HVACR Charge Kit | Fast Accurate Temps with Rapid Rail Technology - HVAC Tools with Padded Case - Image 3](https://m.media-amazon.com/images/I/81QCqa0BgqL.jpg) ![Fieldpiece JL3KR4 HVACR Charge Kit | Fast Accurate Temps with Rapid Rail Technology - HVAC Tools with Padded Case - Image 4](https://m.media-amazon.com/images/I/81yTz2d+JPL.jpg) ![Fieldpiece JL3KR4 HVACR Charge Kit | Fast Accurate Temps with Rapid Rail Technology - HVAC Tools with Padded Case - Image 5](https://m.media-amazon.com/images/I/714p11nwJKL.jpg) ## Frequently Bought Together - Fieldpiece JL3KR4 HVACR Charge Kit - Appion CTEE14 - MegaSeal Low-Loss Charging T-Fitting 1/4in FL - Fieldpiece MG44 - Wireless Vacuum Gauge --- ## 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.jp/products/45760131-fieldpiece-jl3kr4-hvacr-charge-kit-fast-accurate-temps-with-rapid](https://www.desertcart.jp/products/45760131-fieldpiece-jl3kr4-hvacr-charge-kit-fast-accurate-temps-with-rapid) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-07-11*