UEi Test Instruments CD100A — UEi

UEi CD100A

General Service & HVACbudget

UEi Test Instruments CD100A

4.5(2,847 reviews)

The CD100A hits the sweet spot for HVAC contractors and residential service techs. UEi's tick-rate system gives intuitive feedback in noisy environments.

$209.99Amazon listing price
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Key Features

  • Semiconductor sensor
  • Thumbwheel sensitivity
  • 18-inch gooseneck probe

Pros

  • Reliable semiconductor sensor resists humidity drift
  • One-hand operation with thumbwheel sensitivity
  • Durable ABS housing survives drops
  • Fast warm-up (~30 seconds)

Cons

  • No ppm display — tick-rate only
  • No data logging for compliance
  • Requires annual calibration

Specifications

Detection Range
50 ppm - 100% LEL
Sensor Life
5+ years
Power
2 AA batteries (20+ hours)
Probe Length
18-inch flexible gooseneck