RGA-411 or 412 Natural Gas, CO/H2S & Oxygen Detector

Each detector has a built-in pump and comes with automatic calibration (A-CAL) firmware, shoulder strap (SS-301), standard probe (SP-306), dust & water block filter (WF-301), straight hose (QH-042), set of batteries, short guide, and operating manual.

Detector weighs 3.2 pounds (1.45kg) and runs 12 hours on a set of two D batteries. Rotary switch selectable LED displays 0 - 100% LEL and/or 0-100% GAS [see below], 0 - 2000 ppm CO/H2S (combined sensor), and 0 - 40% oxygen. Track gas scale is for quick leak location and %GAS scale displays peak and sustained bar hole gas readings.

RGA-411 displays 0 - 100% LEL and 0 - 100% GAS, while RGA-412 displays 0 - 100% GAS only.

Please select RGA-411 or RGA-412 from the drop-down menu below.