Antenna Mount with Rotation Plate — JHD-40-512-1
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You have 30 days to request a return. All sale items are final sale.
Antenna Mount with Rotation Plate — JHD-40-512-1
This antenna mount with integrated rotation plate provides a secure, adjustable mounting solution for marine antennas. The rotation plate allows the antenna to be precisely aimed or repositioned without removing the mount, making it ideal for installations where signal direction or aesthetics matter.
Key Features
- Integrated rotation plate for 360° antenna positioning without dismounting
- Secure, rigid mount construction for stable antenna performance underway
- Marine-grade materials resistant to UV, salt, and corrosion
- Compatible with standard marine antenna bases and coax connections
- Suitable for deck, rail, or cabin-top mounting configurations
- Part No. 40-512-1
Parts Desk Insights
Best Use Case: Best suited for vessels where antenna orientation needs to be adjusted periodically — such as optimizing VHF or AIS antenna angle relative to the vessel’s typical operating area, or aligning a directional antenna for point-to-point communication. The rotation plate is particularly useful during installation to fine-tune positioning before final lock-down. Confirm base thread size and coax connector compatibility with your antenna before ordering.
Shipping information
In-stock and OEM parts: ship same or next business day.
Locally warehoused items: ship within 3–4 business days.
Special-order items: timeline confirmed after order.
Returns & warranty
Returns & Satisfaction Guarantee
We stand firmly behind the quality of every product we sell. Your confidence matters to us — and we back it with a straightforward 30-Day Satisfaction Guarantee.
If you are not fully satisfied, you may request a return within 30 days of delivery. All returns must receive pre-approval prior to being sent back. Unauthorized returns will not be accepted.
To qualify for a return:
Item must be in new, unused condition
Product must be in its original packaging
All parts, components, hardware, manuals, and accessories must be included
Packaging must be undamaged and suitable for resale
Important:
Electronics are strictly inspected. No returns on open-box electronics. Exceptions may apply only with prior written approval. Any electronic unit that has been installed, powered, activated, or altered may not be eligible for return.
We are serious about product integrity — and equally serious about taking care of our customers. If there is ever a product issue, contact us immediately so we can make it right.
For return authorization, please contact our support team before shipping anything back.