Assorted chemical kit for cleaning of evaporators and condensers
Secondary fluids - GLYCOLS GK Lab?
Solvents and flushing fluids for Refrigeration & Air Conditioning piping GK Lab?
Leak detectors & Dye - GK Lab? for Refrigeration, Air Conditioning Auto A/C
Gas Leak Stop for Refrigerant Leakages GK Lab?
Additives for PH Value, Moisture, Deposits of Oil and Refrigerant Gas Leak - GK Lab?
Disinfectants and sanitizers with Bactericide and Virucidal Efficacy - Medical Devices
Auto - DPF Cleaning - Diesel Particulate Filters
Leak Stopper for Vehicles Cooling System
Leak Stopper for Motor Oil (Automotive)
Chemical Products
HVACR tools - Flaring tools and flare lubricant
HVACR tools - Tube cutters and deburrers
HVACR equipment - Various tools
Electronic Leak Detectors (infrared and heated diode), foaming detectors
Recovery Units for A1, A2L and A3 refrigerants (R290 propane)
Nitrogen and Nitrogen/Hydrogen Pressure Kit + Testers for Refrigeration and A/C systems
High vacuum pumps and hoses for HVACR systems
Digital Manifold Gauges, vacuum meters and bluetooth probes for pressure, temperature, humidity
Refrigerant digital weighing scales
Electronic Instrumentation for Diagnosis of Refrigeration & A/C systems
HVACR tool backpacks (original Fieldpiece)
Charging and recovery hoses for refrigerants
Washing and cleaning units for Refrigeration & Air Conditioning systems
Adapters, connectors, depressors, shut-off, filters, valves GK Tools?
Sensors and control units for detecting leaks of refrigerant gases in the environment
T-PED Refrigerant cylinders (refillable)
Quick Couplers and Adapters - Automotive
N2, O2, C2H2 high pressure cylinders
G-TEC small cylinders (argon, CO2, blend Ar/CO2) and pressure gauges
Calibration and Check Service for F-Gas Instruments and Tools
Equipment
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FieldPiece USA JL3RH - Job Link® System Flex Psychrometer Probe
Do you need to buy large quantities?
The JL3RHINT Flex Psychrometer Probe is a state-of-the-art wireless instrument for measuring temperature and relative humidity in HVACR systems. With a 300-metre wireless range and a 9 mm flexible probe, it measures dry bulb, wet bulb, %RH, dew point and enthalpy — all readable directly from the Job Link® app or digital manifold.
Key features
Technical specifications
| Parameter | Value |
|---|---|
| Relative humidity | |
| RH sensor type | Capacitive polymer film |
| RH measurement range | 0% – 100% RH |
| RH accuracy (10–90% RH at 23°C) | ±2.5% RH |
| RH accuracy (<10% / >90% RH) | ±5% RH |
| Hysteresis | ±1% RH typical |
| Response time | 60 seconds typical (90% of range) |
| Temperature | |
| Temperature sensor type | Precision thermistor |
| Temperature measurement range | –40°C to +121°C |
| Accuracy (0°C – 45°C) | ±0.5°C |
| Accuracy (–20°C – 0°C / 45°C – 60°C) | ±1°C |
| Probe | |
| Flexible probe dimensions | Ø 9 mm × 235 mm |
| General | |
| Wireless range | 300 m (line of sight) |
| Wireless frequency | 2.4 GHz |
| Battery | 2× AAA — 150 hours typical (alkaline) |
| Auto power off | 2 hours (can be disabled) |
| Protection | IP54 |
| Operating temperature | –20°C to +50°C, <75% RH |
| Storage temperature | –20°C to +60°C, 0–80% RH |
| Weight | 150 g |
Measured parameters
What's in the box

| EAN | 0872641003364 |
| Packaging Overall Dimensions | 229 x 122 x 46 mm. |
| Package weight | 0.4 Kg. |
| Item number | F-AF-GM-TRUM-001 |
| Packaging | Cardboard box |
| Operating Manual | Signup or Signin for Download |
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