Watchman Advanced Sonic Oil Tank Alarm | Wireless Level Alert System

The Watchman Advanced Sonic Alarm is a reliable and easy-to-use wireless oil tank monitoring system designed to help you avoid running out of heating oil. Using proven ultrasonic sensing technology, it accurately measures the level inside your tank and transmits the data wirelessly to an indoor receiver.

This original Watchman model features a clear display and audible alarm that alerts you when oil levels drop below a set threshold, giving you time to reorder before it’s too late.

Ideal for domestic heating systems, the Watchman Sonic Alarm is simple to install and works with most standard oil tanks. The outdoor transmitter mounts on the tank, while the indoor unit keeps you informed from the comfort of your home.

Stay in control of your heating with this dependable and cost-effective oil tank monitoring solution.

• Wireless oil tank level monitoring system
• Ultrasonic sensor for accurate level measurement
• Indoor display unit with audible low-level alarm
• Early warning alerts to prevent running out of oil
• Suitable for most standard domestic oil tanks
• Easy installation and setup
• Reliable signal transmission between tank and receiver
• Ideal for home heating oil management