UST850 Smart™ Sensor, NMEA 2000®, Plastic Housing, ST

Name: UST850 Smart™ Sensor, NMEA 2000®, Plastic Housing, ST
Brand: Airmar Technology
SKU: UST850S-P17-N2
Price: 8163.00 MYR
Availability: InStock

UST850S-P17-N2

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RM8,163.00

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Airmar’s patented UST850 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.

Thru-hull housing diameter: 51 mm (2")

Housing options: Plastic (P17), Bronze or Stainless Steel

UST850S-P17-N2 Ultrasonic Smart Sensor (Plastic P17 housing)
Blanking plug
Installation guide

Ultrasonic speed and fast-response water-temperature sensing
Single housing with no moving parts—no paddlewheel
Advanced filtering and sampling rates for increased accuracy at all speeds
Adapts automatically to increases in speed so accuracy remains constant
Retractable plastic insert in a low-profile, plastic or bronze housing with a water valve
Retrofits into Airmar’s plastic (P17) or bronze (B17) housing
Airmar's Smart™ Sensor technology

Acoustic Window: Urethane
Cable-Length: 6 m (20') NMEA 2000® cable
Comm Method: NMEA 2000®
Common Use: Cruising/Racing Sailboats, Leisure/Yachting, Fishing
Country of Origin: USA
Data Rate: Up to 10 times per second
Display Connector: N2 Micro
Functions: Speed, Temperature
Hole Size: 51 mm (2")
Hull Material: Fiberglass or metal
Material: Plastic
Mounting Style: Thru-Hull
NMEA 2000 LEN: 7
Power Rating: N/A
Retractable housing: Yes
Retrofits: Retrofits into AIRMAR P17, B17, P617V housings
Speed Range: 0.1 to 50 knots (0.1 to 57 MPH)
Temperature Accuracy: ±0.5°C (±1.8°F)
Tilted Element: No
Usable Shaft Length: 57 mm (2.25")
Voltage: 9 to 16 VDC
Water Temperature: -10° to 40°C (14° to 104°F)
Weight: 1.4 kg (3 lb.)

Brochure UST800-850-UDST800-SmartSensor

Installation D-17-572-01

Installation D-17-623-01

Free shipping on orders over RM300 (West Malaysia only)
Delivery time: West Malaysia 2–5 business days · East Malaysia 3–10 business days · Singapore 5–14 business days
Processing time: Orders are processed Mon–Fri (excl. public holidays); allow 1–2 business days before dispatch
We ship to: All states in Malaysia and Singapore (international shipping not yet available)
Store pickup available at our Klang showroom — you'll be notified by email/SMS when your order is ready
Pre-order items typically take 4–6 weeks depending on supplier and customs timelines
Tracking: A tracking number is sent via email/SMS once your order ships

For full details, please refer to our Shipping Policy.

Report within 48 hours of receiving your order if the item is damaged, defective, or incorrect
Eligible returns: Item must be unused, in original packaging, with photo/video evidence provided
Not eligible: Pre-order items, misuse/negligence damage, and clearance/sale items (unless defective)
Refunds: Issued as store credit by default (or original payment method); processed in 7–14 business days after inspection
Exchanges: Available for defective or incorrect items, subject to stock availability
Return shipping is the customer's responsibility — use a trackable courier
To start a return, contact us with your order number and photos: info@boatyardmalaysia.com / +60 19-201 8832

For full details, please refer to our Return & Refund Policy.

Available in collections:

The UST850S-P17-N2 delivers reliable speed and temperature readings without paddlewheel maintenance. Its low-maintenance ultrasonic design and NMEA 2000 compatibility make it ideal for high-speed powerboats and performance sailboats.