Fieldpiece Job Link Charge & Test Bluetooth Probe Kit - Jl3kr4

What is it used for?

The Fieldpiece JL3KR4 Charge Test Kit is your go-to solution for taking a full-system snapshot wirelessly. Designed for HVAC techs who need reliable live data from both the condenser and air handler at the same time. It’s perfect for tuning TX valves and fine-tuning systems under real conditions.

Top benefits

• ✅ See live pressure and temp readings from over 100 metres away
• ✅ Ideal for TXV tuning – monitor condenser while at the air handler
• ✅ Quick access padded case keeps your tools organised on site
• ✅ Works seamlessly with the Job Link™ mobile app
• ✅ Lightweight, compact and designed to fit into tight spaces

What’s included

The JL3KR4 Kit has everything you need to run charge tests fast and accurately. Fully portable and battery-powered – ready to go straight out of the case.

• ✅ 2 x Pressure Probes (Discharge & Suction)
• ✅ 2 x Pipe Clamps for Superheat & Subcooling
• ✅ 8 x AAA Batteries (2 per probe)
• ✅ ANC88 Quick Access Padded Case

Tech highlights

• ✅ Over 100m Bluetooth wireless range
• ✅ Works with Job Link™ App (no gateway required)
• ✅ Rapid Rail™ pipe clamp sensors for ultra-fast and accurate readings
• ✅ Probes fit easily in tight or awkward installations