Compact liquid level sensing for very shallow tank applications

The WEMA S5 sender is a precision-engineered liquid level sensor designed for accurate monitoring of fuel and water tanks in marine, automotive, and industrial environments. Featuring a compact 50 mm sender length, it is ideal for very shallow tanks where space is limited. Manufactured from corrosion-resistant AISI 316 stainless steel, it delivers dependable long-term performance while providing a stable 0–180 ohm resistance output for compatible gauges. Utilising proven reed switch and float technology, it ensures accurate liquid level measurement and supports both 12V and 24V electrical systems.

Key Features

• 316 Stainless Steel Construction: Built from high-grade stainless steel to provide excellent resistance to corrosion and long service life in fuel and water applications.
• Reed Switch Float Technology: Utilises magnet-operated reed switches to deliver accurate and consistent level readings with minimal wear.
• 0–180 Ohm Output: Provides a stable and linear resistance signal for compatibility with gauges requiring a 0–180 ohm sender input.
• 150 mm Sender Length: Specifically designed for very shallow tanks and compact installations where standard-length senders are unsuitable.
• Fuel and Water Compatibility: Suitable for monitoring diesel, petrol, fresh water, and grey water tank levels across various applications.
• 5-Hole SAE Mounting Flange: Features a standard SAE flange pattern for straightforward installation into compatible tanks.
• Low Power Operation: Passive design operates directly from the connected gauge and is suitable for both 12V and 24V systems.
• Pre-Wired Leads: Supplied with tinned flying leads for simple wiring and dependable electrical connections.

Designed for compact tank installations, this sender delivers accurate and dependable liquid level monitoring where installation space is limited.