21395738 Antenna Base | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta Dynamic Positioning Antenna Base - Part Number: 21395738

Mounting base used in Volvo Penta Dynamic Positioning System antenna installations. It supports and locates the external positioning antenna, provides the intended cable and hardware interface and maintains the antenna orientation required for reliable vessel-position and heading data.

⚙️ Key Features

• Genuine Volvo Penta DPS antenna mounting base

• Supersedes the earlier 21300823 base reference

• Used with EVC-D, EVC-E and EVC-E2 dynamic-positioning installations

• Provides the correct mounting geometry for the antenna and cable hardware

• Corrosion-resistant marine installation component

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 21395738 → Supersedes 21300823

OEM / Related Numbers:

• 21300833 - associated antenna kit

• 21300831 - associated DPS antenna

• 21231832 - associated positioning sensor

• 21300829 - associated clamping ring

• 21330777 - associated hollow screw

• 21231837 - associated converter

• 21303890 - associated cable grommet

• 478344 - associated spacer sleeve

• 994153 / 994138 - associated screws

• 941670 / 993419 - associated washers

Aftermarket / Verified Equivalents:

• No aftermarket equivalent

🚤 Compatibility

Commonly used on:

• Volvo Penta Dynamic Positioning System antenna installations on EVC-controlled sterndrive and IPS vessels

Typically suits:

• Confirmed engine / propulsion configurations:

• D3-150I-H

• D3-220A-H

• D4-300D-A

• D6-370D-F

• EVC-D DPS installations

• EVC-E DPS installations

• EVC-E2 DPS installations

• HP Range: Propulsion-package dependent; antenna-system generation and vessel installation are the fitment controls

• Engine Type: Volvo Penta electronically controlled marine propulsion with Dynamic Positioning System

• Year Range: EVC-D/E/E2 generation; installation- and serial-controlled

🔌 Function

Secures the DPS antenna in the correct location and orientation so satellite-position and heading information can be supplied to the dynamic-positioning control system.

Common signs of failure:

• Cracked, loose or corroded antenna mounting base

• Antenna movement or incorrect orientation

• Water ingress around the cable entry or mounting hardware

• Intermittent position/heading data caused by cable strain

• DPS unavailable or degraded after physical damage to the antenna mounting

📦 Condition

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging