Description
Airmar DT812PV-235-N2 Thru Hull Smart Sensor | Boat Supply Store
For powerboat and sailboat owners requiring precise, interference-free depth and temperature data, the Airmar DT812PV-235-N2 excels with its dedicated 235 kHz operating frequency, eliminating fishfinder signal overlap. This robust plastic thru-hull unit provides accurate readings up to 183 meters (600') and reliable shallow water performance from 0.5 meters (1.6'). Its integrated 12-degree tilt is optimized for vessels with hull deadrise between 8 and 15 degrees, ensuring a consistent downward sonar beam for clear navigational data.
Key Features
- No Fishfinder Interference with dedicated 235 kHz operating frequency
- Accurate Downward Beam via Tilted Element™ technology
- Easy Servicing Access with retractable housing and self-closing valve
- Seamless Network Integration through NMEA 2000 connectivity
- Optimized Hull Fit for 8-15 degree deadrise hulls with 12-degree tilt
- Enhanced Depth Performance from broadband ceramic element
- Low-Profile Installation in a durable plastic thru-hull housing
- Precise Shallow Water Readings from 0.5 meters (1.6')
Specifications
| Product Specifications | |
|---|---|
| Operating Frequency | 235 kHz |
| Housing Material | Plastic |
| Tilt Angle | 12° Fixed |
| Connectivity | NMEA 2000 |
| Cable Length | 6 meters |
| Maximum Depth Range | 183 m (600') |
| Minimum Depth Reading | 0.5 m (1.6') |
| Hull Deadrise Compatibility | 8-15 degrees |
| Hull Thickness Accommodation | 6.3mm (0.25") to 54mm (2 1/8") |
| Insert Type | Retractable |
Who This Is For
Powerboat and sailboat owners seeking accurate depth and temperature data with NMEA 2000 connectivity, especially those with hull deadrise between 8 and 15 degrees and a need to avoid fishfinder interference.
How It Compares
| Feature | Airmar DT812PV-235-N2 Thru Hull Smart Sensor | Competitor |
|---|---|---|
| Frequency | 235 kHz | 150 kHz, 235 kHz |
| Tilt Angle | 12° Fixed | None (Internal compensation), 10° Internal compensation |
| Mounting Type | Thru-hull | Thru-hull, Thru-hull |
| Housing Material | Plastic | Plastic, Plastic |
| Connectivity | NMEA 2000 | NMEA 2000, NMEA 2000 / 0183 / Bluetooth |
| Maximum Depth Range | 183 m (600') | — |
Common Concerns Answered
What is the optimal hull deadrise for the Airmar DT812PV-235-N2?
The 12-degree fixed tilt is specifically engineered for hulls with a deadrise between 8 and 15 degrees. While it can function on other deadrise angles, optimal downward beam aiming and accuracy are achieved within this specified range. Users with significantly different hull angles may need to consider alternative transducer models or potential impacts on performance.
Can the retractable mechanism become stuck?
While rare, the retractable mechanism may occasionally require attention if not properly maintained. Regular inspection and cleaning of the insert and housing can prevent any potential sticking, ensuring smooth deployment and retraction for servicing.
How complex is the installation of this thru-hull sensor?
Installation requires drilling a hole through the hull and ensuring a completely watertight seal, which necessitates basic DIY skills and appropriate tools. For individuals unsure about hull penetrations or sealing techniques, professional installation is strongly recommended to guarantee integrity and performance.
Frequently Asked Questions
What is the maximum depth range for the Airmar DT812PV-235-N2?
The Airmar DT812PV-235-N2 provides accurate depth readings up to a maximum range of 183 meters (600 feet).
Does the Airmar DT812PV-235-N2 eliminate interference with fishfinders?
Yes, the DT812PV-235-N2 operates at a dedicated 235 kHz frequency, which is specifically chosen to avoid interference with common fishfinder frequencies.
What is the tilt angle of the Airmar DT812PV-235-N2 transducer?
The Airmar DT812PV-235-N2 features a 12-degree fixed tilt, optimized for hull deadrise angles between 8 and 15 degrees.
What hull thicknesses can the Airmar DT812PV-235-N2 accommodate?
The housing for the Airmar DT812PV-235-N2 is designed to accommodate hull thicknesses ranging from 6.3mm (0.25 inches) up to 54mm (2 1/8 inches).
Is the Airmar DT812PV-235-N2 compatible with NMEA 2000 networks?
Yes, the Airmar DT812PV-235-N2 is equipped with NMEA 2000 connectivity, allowing for seamless integration into existing marine networks.
