Water Level Sender 25 - 36 inch Tank Depth (240 - 33 Ohms) This Sender Does Not use a Float Thus it Eliminates the Bounce in Your Gauge Caused by Sloshing Water. A Wide Range of Additional Ohm Ratings are Available for RV and Industrial Applications - Call us with Your Requirements 3-GSWLC36$104.40 Cut and Calibrate Fuel Level Sender Custom Cut and Calibrate Fuel or Water Sender to Tank Depth 3-CCS$14.00