This product is sold brand new. A manufacturer warranty applies only when the manufacturer provides one for this item.
Return requests must be submitted within 14 days of delivery and approved by our RMA department before the item is shipped back. Non-defective returns may be subject to a minimum 25% restocking fee and return shipping charges. Unauthorized returns are not eligible for credit or refund. Read the full return policy.
The Airmar DST820 Bronze Thru Hull is a low profile thru-hull multisensor with NMEA 2000 output and 235kHz operation. It measures depth, speed, temperature, and attitude in one compact unit.
Built with a bronze housing, urethane acoustic window, and retractable housing, it is designed for fiberglass or metal hulls with a 51 mm (2") hole size and a maximum deadrise angle of 22°.
The DST820 includes secure Bluetooth® BLE connectivity for use with Airmar’s CAST™ app, plus a Gen2 paddlewheel, integrated attitude sensor, 5.7 Hz speed output, and 6 m (20') NMEA 2000® cable.
Depth tracking runs from 0.5 m (1.6 ft) to 100 m (328 ft), speed reaches up to 45 knots, and water temperature is measured from -10° to 40°C (14° to 104°F).
This product is brand new and includes the manufacturer's warranty, so you can buy with confidence.
Return requests must be submitted within 14 days of delivery and approved by our RMA department before the item is shipped back. Non-defective returns may be subject to a minimum 25% restocking fee and return shipping charges. Unauthorized returns are not eligible for credit or refund. Read the full return policy.