Accurate liquid level monitoring for larger-capacity tank installations

The WEMA S5 sender is a precision-engineered liquid level sensor designed for accurate monitoring of fuel and water tanks across marine, automotive, and industrial applications. Featuring a 550 mm sender length, it is ideal for larger-capacity tanks requiring dependable and consistent level measurement. Constructed from corrosion-resistant AISI 316 stainless steel, it delivers long-term durability while providing a stable 0–180 ohm resistance output for compatible gauges. Utilising reed switch and float technology, it ensures precise liquid level readings and supports both 12V and 24V electrical systems.

Key Features

  • 316 Stainless Steel Construction: Manufactured from marine-grade stainless steel to provide excellent corrosion resistance and long service life in demanding environments.
  • Reed Switch Float Technology: Uses magnet-activated reed switches to deliver accurate and stable liquid level readings with minimal mechanical wear.
  • 0–180 Ohm Output: Provides a linear resistance signal for reliable compatibility with 0–180 ohm gauges.
  • 550 mm Sender Length: Suitable for larger-capacity tanks requiring accurate and dependable liquid level monitoring.
  • Fuel and Water Compatibility: Designed for use with diesel, petrol, fresh water, and grey water tank applications across marine, automotive, and industrial environments.
  • 5-Hole SAE Mounting Flange: Features a standard SAE mounting pattern for secure and straightforward installation.
  • Low Power Operation: Passive design operates directly from the connected gauge and supports both 12V and 24V electrical systems.
  • Pre-Wired Leads: Supplied with tinned flying leads for easy installation and dependable electrical connectivity.

Designed for long-term durability and accurate level indication, this sender provides reliable liquid level monitoring across a wide range of larger tank applications.

Product Specifications
Material AISI 316 Stainless Steel
Application Fuel and Water
Mounting Type 5 Hole SAE Flange
Output Type Variable Resistance
Resistance Range 0–180Ω
Operating Voltage 12V / 24V
Length Availability 150 mm to 1500 mm
Operating Temperature -40°C to +85°C
Termination Tinned Flying Leads
SKU WEM.S5-E550
Model # S5-E550
Brand Wema
Shipping Weight 0.0010kg
Shipping Height 0.050m
Shipping Length 0.560m

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