WIF-1250 Series Single Point Water in Fuel Level Sensor

• Detects water contamination in diesel fuel systems
• Solid‑state design with no moving parts for long service life
• Compact size allows easy installation in tight spaces
• 5‑second slosh delay reduces false alarms
• Operates in plastic or metal fuel tanks
• Nickel‑plated steel housing for high‑temperature durability
• Wide 8-32 VDC supply voltage range

The WIF‑1250 Water in Fuel Sensor provides a reliable, no‑moving‑parts solution for detecting water in diesel fuel. Built for off‑highway vehicles, generator sets, and fuel filters, it uses proven conductivity technology with a durable nickel‑plated steel housing. A built‑in 5‑second delay helps prevent false triggers from fuel slosh, ensuring dependable performance in harsh environments.

Product Line

• Level Sensors & Switches

Current Consumption

• < 20 mA

Electrical Termination

• 20 AWG 3-Conductor Cable, 15" (381 mm)

Housing Material

• Nickel-Plated Steel with Electrolytic Nickel-Plated and Fused Glass Conductivity Pin Insulator

Maximum Pressure Rating

• 750 PSI (51.7 bar) @ 70°F (21°C)

Mounting Type

• 1/4" NPT
• M12x1.5

Output

• Open Collector, Sinking Output, Wet or Dry, 250 mA Max.

Sensor Type

• Conductivity

Supply Voltage

• 8 to 32 VDC

Sensitivity

• 10 K ohms

Sensing Element

• 0.2˝ (5.1 mm)

Actuation Condition

• Dry Sink
• Wet Sink

Product Type

• Single Point

Maximum Operating Temperature [°F]

• 257 °F

Minimum Operating Temperature [°F]

• -40 °F