Field-replaceable CO sensor
- Easy to install
- Lasts approximately two years
- Comes pre-calibrated
Fast electrochemical sensor helps you find CO sources like cracked heat exchangers or breached flue stacks
Calibrate to ambient quickly with ZERO button
Audio and visual alarms (with MUTE function)
Alarm rate increases as carbon monoxide concentration increases
MAX hold to help you zero in on the source
Bright-blue backlit dual-display to test in dark crawl spaces
Magnetic hanger for hands free testing
Auto Power Off (APO) to save battery life (easy to disable)
Battery check with % of battery life left displayedThe SCM4 Carbon Monoxide (CO) Detector has a very fast reaction time, and measures CO in parts per million (ppm). Its electrochemical sensor is fast enough for walk-around tests. Features and benefits include: Field-replaceable CO sensor; Advanced three-pin sensor measures 0 to 1000 ppm CO; Calibrate / Zero SCM4 to ambient quickly with the ZERO button; Audio and visual alarms w/mute; Bright-blue, backlit dual-display with MAX and real-time measurements displayed; Magnetic hanger for hands-free operation; Auto Power-Off (APO).
Product Family
All orders are shipped same-day if the order is received by 1:00 PM Central Time. We ship worldwide.
UPS Hoilday Delivery Schedule
For more infomation about Returns visit Returns
For more informatrion about Warranty visit Warranty page.
You can also find answers to some common questions on our FAQ page
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