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  • miniTracer™ Leak Detector
  • miniTracer™ and probe in carrying case
  • miniTracer™ probe

miniTracer™ Portable Leak Detector


Product Description

The miniTracerTM is a sensitive, precise handheld sniffer leak detector that uses helium as a tracer gas. Designed for simple operation and exact identification of system leaks, this sniffer leak detector is ideal for lab and industrial applications.


  • Audible signal to easily identify when a leak is detected
  • Select high or low sensitivity settings to customize for your application
  • Solution/soap-free leak detection eliminates system contamination
  • Simple and clean operation
  • Carrying case included.

Try Before You Buy
If you want see how the miniTracerTM will perform on your application before you buy, you may "try and buy" a new MiniTracer for $250 for a one week period. We will then credit you up to $200 towards the purchase price of this detector if you decide to purchase with a credit card by the end of the weeks rental. Otherwise, you may return the leak detector and pay only the "try and buy" fee.

Download the Try Before You Buy/Rental Agreement Form


Detector Thermal conductivity cell with thermistors
Visual Readout LED Bar Graph featuring adjustable brightness; Peak hold with settable duration
Battery Life 7-8 hour duration; Recharged to 95% of capacity in 1 hour. Low battery indicator; Very low battery shutdown
Ranges Low: x1 High: x100;Adjustable sensitivity for low and high ranges; time constant/average
Weight Instrument: 1.05 lbs (476 grams); Charger: .61 lbs (227 grams)
Dimensions 5.25" L x 3.25" W x 1.81" H (20.95 x 4.60 x 13.34 cm)
Audio Signal Audible alarm with adjustable setpoint and volume
Pump Diaphragm type; Pump speed control
Battery Rechargeable Ni-Cd, 7.36 V, 800 mAh
Line Voltage 115V, 60Hz
Zero Manual with drift elimination
Operating Temp 70 F +/- -20 F (21 C +/- 11 C)



Helium 1.0 x 10-5 cc/sec 0.012 ft3/yr
Argon 1.0 x 10-4 cc/sec 0.110 ft3/yr
CO2 1.0 x 10-4 cc/sec 0.123 ft3/yr
Refrigerant 1.0 x 10-4 cc/sec 0.123 ft3/yr
40% H2/60% HI 1.0 x 10-5 cc/sec 0.012 ft3/yr




  • Testing and quality control
  • Valves and manifolds
  • Welds, seams and joints
  • Pressure regulators
  • Compression fittings
  • High pressure vessels
  • High pressure gas lines
  • Refrigeration and air conditioning


  • Gas chromatographs
  • Purge and trap systems
  • Injection ports/septa
  • Column and detector fittings
  • Gas purifiers and traps
  • Mass flow controllers
  • Cylinder connections
  • Tube fittings


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