Marine fuel sending unit float replacement 19" (480mm) for boat

100TECH ★ 3.6/5 · ItemOracle Score Mid-Range

$74 USD
Price subject to change
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100TECH Marine Fuel Sending Unit Float Replacement 19"(480mm) for Boat Vehicle RV Fuel Sender Gas Tank Sending Unit Diesel Level Sending Unit Water Level Sensor Fuel Gauge Sending Unit 240-33 ohms

Stainless steel fuel tank sending unit with 240-33 ohm output for accurate level readings. Includes gasket, mounting screws, and illustrated instructions. Customers note easy installation and good build quality with precise readings for 50-gallon tanks

Highlights

  • reliable reed switch technology
  • 240-33 ohm standard output
  • easy-install with included hardware

Pros

  • Durable stainless steel construction
  • No moving parts to break
  • Direct replacement for arm-type sender
  • Includes gasket and hardware
  • Straightforward wiring and setup

Cons

  • Mixed reviews on fuel level accuracy
  • Some deem value as not meeting expectations

Best For

  • boat fuel tanks
  • gasoline or diesel tank sender replacement
  • sailboat fuel gauge installation
  • RV or vehicle fuel sender upgrades
  • custom tank level monitoring

Features

  • Direct replacement for arm-type senders using a reed switch (OKI, Japan)
  • No moving parts to break; no tank adjustments needed
  • American standard output of 240-33 ohms (240 ohms empty, 33 ohms full)
  • Includes gasket, mounting screws, and illustrated installation instructions
  • Heavy-duty 316 stainless steel construction with SAE 5-hole mounting pattern; supports fuel and water level gauges

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