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Trade name The Watchman® for oil level ultrasonic monitoring. The watchman can send messages to a control center and a mobile phone. Also an alarm can be fitted to alert of oil theft .
Part number: 18801
The Watchman® Sonic is an ultrasonic monitor that allows the oil level in a...
Save £22.16 (26%)
Save £26.59 (26%)
Part number: 19225
The Watchman® Alarm is an ultrasonic oil level monitor and alarm which emit...
Part number: 21616
For alternative products please see our Oil Tank Equipment section.Inn...
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