- Fits FASS FS-1001 Water Separator
- Direct replacement for FASS HK-1001
- Prevent cold weather gelling of your fuel system with BD's PTC heating element
- This unit installs quickly with sealed electrical connectors, by simply sandwiching between the water separator pre-filter and filter head
- The self-regulating 320 watt heater has over 3x the amount of heating power of other single systems, at a lower price