WB-800 water detection system device

The WaterBug® 800, water detection device, is ideal for computer rooms, document storage areas, warehouses, sump pumps and basements. WaterBug sensors activate the alarm when a conductive bridge is formed between 2 contacts. Protect your assets with the WB-800.


  • Built-in audible alarm with silence feature
  • Includes 4 standard supervised surface sensors (W-S-S)
  • Supervised sensors will alarm if wire is severed or when water is detected
  • Connect up to 8 supervised or 16 non-supervised sensors
  • Single relay output simplifies wiring while 8 LEDs indicate which sensor/sensors are in alarm
  • Sensors can be located up to 500’ (152.4 m) away from the unit for wide area protection

Product Specifications

Power Requirements 12/24VDC 100 mA
12/24VAC 200 mA
Operating Temp 32 to130°F (0 to 54°C)
Output 1 Form C (SPDT)
1 Amp @ 24 VDC, resistive
Audible Alarm 85 dBA @ 10 cm @ 12 VDC, 2.4kHz pulsed (with silence feature)
Maximun Sensors per Console 8 supervised (W-S-S and W-UC-S) or
16 unsupervised (W-S-U and W-UC-U)
Console Dimensions 6.55 x 4.70 x 1” (16.6 x 11.9 x 2.5 cm)

Service Sensor Placement Guide                                WB-800 Spec Sheet              WB-800 Manual
Supervised Wiring Diagram
Unsupervised Wiring Diagram

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