Old-Biscuit wrote:
Standard thru the wall level sensors are held in place with a rubber grommet that gets compressed.
Drill the proper size hole.......insert probe...tighten nut compressing rubber grommet..hook up sensing wire.
Old OEM probe (short flat) and new Horst Probe
It looks like the fancy probe is specifically for the Blackwater tank? And the OEM probe is the only one I found on Amazon listed for the freshwater tank. The OEM probe you show is a big improvement over the probes in my OEM tank.
http://www.amazon.com/KIB-MP5-Screw-in-Sensor-Probe/dp/B007HRRC6E/ref=sr_1_6?s=automotive&ie=UTF8&qid=1401833996&sr=1-6&keywords=fresh+water+tank+probes
