Dependable liquid level sensing for marine and industrial tank systems

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 250 mm sender length, it is ideal for compact and medium-depth tanks requiring dependable level measurement. Constructed from corrosion-resistant AISI 316 stainless steel, it provides long-term durability while delivering a stable 0–180 ohm resistance output for compatible gauges. Utilising reed switch and float technology, it ensures accurate and consistent 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 harsh environments.
• Reed Switch Float Technology: Uses magnet-operated reed switches to deliver precise and stable liquid level readings with minimal mechanical wear.
• 0–180 Ohm Output: Provides a linear resistance signal for accurate compatibility with 0–180 ohm gauges.
• 250 mm Sender Length: Suitable for compact and medium-depth tanks requiring reliable liquid level monitoring.
• Fuel and Water Compatibility: Designed for use with diesel, petrol, fresh water, and grey water tank applications.
• 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 systems.
• Pre-Wired Leads: Supplied with tinned flying leads for easy installation and dependable electrical performance.

Designed for accuracy, durability, and dependable operation, this sender provides consistent liquid level monitoring across a wide range of tank applications.