The Double Fuel Tank Alarm Probe is required when a CTS mains or battery fuel tank alarm is purchased to alert the user of two fuel levels; usually high and low. If a bund alert is also a requirement of you fuel storage tank level alarm, then you would also need to purchase a single probe.
YOUR FIRST ORDER? - GET 10% OFF - USE CODE - FIRST10% ALSO FREE SHIPPING FOR ORDERS OVER £150
