2-Wire Fuel Level Sender

3-Wire Fuel Level Sender 240-33 Ohm

3-Wire Fuel Level Sender 240-33 Ohm

  • With a double tube design, these senders measure the amount of air trapped between the tubes providing you accuracy you can't get from float style senders
  • For use with 240-33 ohm gauges
  • (240 ohm empty and 33 ohm full)
  • Will work for gasoline or diesel fuel
  • Gasket included
  • No mounting hardware included.

*****WARNING NOTE***** Installer error NOT READING INSTRUCTIONS is the number one reason for fuel sender problems and abnormalities. These units require proficient mechanical background to cut, program, and install. These are the best senders on the market and have been in use 30 years. They require proper installation to work.

  • NO!  This is a GAS Sender it will NOT read water, diesel or oil!
  • NO!  You cannot wire or daisy chain 5 fuel senders together and get one reading
  • NO! It reads in OHMS NOT Millivolts, it is NOT digital output 
  • NO! It CANNOT calibrate an empty or partially filled tank to a full reading. TANK MUST BE FULL 
  • NO! It will not work in your car/airplane with 0-80 OHM gauges these are marine 240-33 OHM senders only.
  • NO! It will not defy gravity! If your sender is mounted in the rear of the tank and the bow is in the air it will show more fuel than you have! Boat must be level to earth for accurate reading!
  • NO! You do not design your own program sequence you follow the instructions.
  • YES!  People have done all of these things wrong...

NOTE: These senders can only be trimmed to a minimum of half their original length, Such as 6" for a 12" Sender and 12" for a 24" sender and so forth. These senders will not work with dual station or two gauges trying to read from one sender. 48" and 60" are made to order and have 3 week lead time.

Note: Includes gasket.

Option: Part Number: Price: Order:
12" 105-91390
MSRP: $91.99
Your Price: $77.99
You Save: 15% off MSRP!
24" 105-91410
MSRP: $94.99
Your Price: $79.99
You Save: 16% off MSRP!
36" 105-91430
MSRP: $104.99
Your Price: $88.99
You Save: 15% off MSRP!
60" 105-91470
MSRP: $129.99
Your Price: $109.99
You Save: 15% off MSRP!
Additonal Info On This Product:

Of the many uncertainties that a boater faces often the largest is the accuracy of his fuel gauge The fuel sending unit's in a majority of production boats today use a simple float style design that in some instances, provides limited accuracy due to fuel slosh and the up and down bouncing of marine power boating If you have or are experiencing the symptoms we've got the answer for you, this double tube design measures the amount of air trapped between the tubes to accurately and precisely measure your current fuel load This design makes installation and calibration for use with 33-240 ohm gauges.

NOTE: These senders can only be trimmed to a minimum of 6".

These senders will work with gasoline or diesel fuel.

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