UST800 Smart™ Sensor Bronze Thru-hull NMEA 2000®
Part NumberUST800B

Airmar’s patented UST800 just turned your maintenance time into more cruising time—and made your boat smarter too. Get ultrasonic speed and temperature in a single thru-hull housing with no moving parts. This sensor is a high-precision, low-maintenance solution for use on power and sail boats of all types and sizes. Say goodbye to paddlewheel maintenance and hello to Smart technology, from the company who invented the Smart™ Sensor.

- Ultrasonic speed and fast-response water-temperature sensing
- Single housing with no moving parts—no paddlewheel
- Speed range from 0.1 to 50 knots (0.1 to 57 MPH)
- Adapts automatically to increases in speed so accuracy remains constant
- Advanced filtering and sampling rates for increased accuracy at all speeds
- Retractable plastic insert in a low-profile bronze housing with a water valve
- Retrofits into Airmar’s plastic (P120) or bronze (B120) housing
- Airmar's Smart™ Sensor technology
- Acoustic Window: UrethaneCable-Length: 6 m (20') NMEA 2000® cableCommon Use: Cruising/Racing Sailboats, Leisure/Yachting, FishingData Rate: Up to 10 times per secondFunctions: Speed, TemperatureHole Size: 51 mm (2")Housing: BronzeHull Material: Fiberglass or woodMounting Style: Low Profile Thru-HullNMEA 2000 LEN: 7Power Rating: N/AProtocol Output: NMEA 2000®Retractable housing: YesRetrofits: Retrofits into AIRMAR P120, B120 housingsSingle or Dual Frequency: Conventional Single FrequencySpeed Range: 0.1 to 50 knots (0.1 to 57 MPH)Temperature Accuracy: ±0.5°C (±1.8°F)Tilted Element: NoUsable Shaft Length: 57 mm (2.25")Voltage: 9 to 16 VDCWater Temperature: -10° to 40°C (14° to 104°F)Weight: 1.8 kg (4 lb.)