Skip to content

Fieldpiece JL3KR4 Job Link System Probes Charge Kit

Save 15%
Original price $526.00
Current price $447.10
Currently 2 in stock.

Fieldpiece JL3KR4 Job Link System Probes Charge Kit

Products usually ship within 1 business day.

Quick system checks just got quicker.

Wireless range of 1,000’.

  • Directly connects to mobile device with Job Link System App
  • Fast accurate temps with new Rapid Rail technology
  • Pressures auto calibrate at any elevation
  • Great for critically charged systems

Connect two pressure probes and two pipe temperature clamps to immediately see system charge on your Job Link® System mobile app.  Easily determine if unit is running properly, or if troubleshooting is needed.  All measurements can be sent up to 350’ away directly your mobile device.  Each tool is designed for agility and speed. The pressure probe fits into tight spaces. The pipe clamp uses a new Rapid Rail™ sensor design to deliver accuracy, speed, and agility, even on the most awkward pipe configurations. Do more with Job Link probes!


Powerful Wireless Signal Strength

  •     Up to 1000’ wireless signal
  •     Powerful enough to go through most walk-in coolers and freezers
  •     Directly transmits to your mobile device

Rapid Rail™ Sensor Advantages

  •     Stabilizes in under 5 seconds
  •     Beeper and LED indicate accurate connection
  •     The Rapid Rail™ sensor uses pipe to complete circuit so ambient conditions don’t affect the measurement
  •     Narrow jaw connects in tight spaces and on irregular pipe shapes

Reliable Pressures Regardless of Location

  •     45° angled fitting easily connects in tight spaces
  •     Pressure sensors are accurate at any elevation
  •     Calibrates automatically when powered on


  • 2 x JL3PC Job Link Premium Pipe Clamp Probes
  • 2 x JL3PR Job Link Pressure Probes
  • ANC18 Protective Case
  • 2 x AAA Batteries Per Probe (8 Total)



    • Wireless Range: 1000 feet or more (305 meters)
    • Wireless Frequency: 2.4 GHz
    • Battery: 2x AAA (included)
    • Battery Life: 150 hours typical alkaline
    • Auto Power Off (APO): 2 hours (can be disabled)
    • Minimum Device Requirement: BLE 4.0 devices running iOS® 7.0 or Android™ 5.0

    Job Link Pressure Probe – JL3PR

    • Connector Type: 45° Standard 1/4” NPT female flare
    • Best Accuracy: ±1 psig (±7 kPa)
    • Measurement Range: 0 to 580 psig (0 to 4000 kPa)
    • Maximum Overload: 800 psig (5500 kPa)
    • Water Resistant: Designed to IP55

    Job Link Premium Pipe Clamp Probe – JL3PC

    • Pipe Compatibility: Electrically conductive 1/4” to 1 3/8” (6.4mm to 34.9mm) dia.
    • Accuracy: ±1°F (±0.6°C)
    • Measurement Range: -50°F to 257°F (-46°C to 125°C)
    • Stabilization Time: Three seconds typical
    • Measurement Feedback: Beeper and LED
    • Water Resistant: Designed to IP55
    • Patent: 10,365,165


    User Manual

    User Manual

    JL3KR4 Brochure