This SR size model will only function on 6580 adjustable gauges . It is not compatible with 8280, 8680 or 6781 gauges.
The TwinSite 5648S02547P is a magnetically-driven, 240-30 ohm variable-resistance sender with potted lead wires. Senders are utilized on mobile applications where direct reading plus an electrical signal to a remote receiver are required. Offered models a fit Rochester "Senior" size, liquid-level gauges only.