The revolutionary electronic measuring gauge which will set off an alarm at the receiver in the house when there is a dramatic drop in oil levels.

The Watchman Alarm electronic measuring and alarm gauge from Sensor Systems

• Alarm feature


• One model fits all


• Quick and easy to install


• Suitable for steel or plastic tanks


• 12 months replacement guarantee


• Low power consumption


• 200 metre transmitter to receiver range


• Measures tanks up to 3 metres in height


• Option of an audible setting sending out a buzzing tone when oil levels run low