Transducer Mounting Plate
Best mounting solution for boaters wanting to protect their hull.
Simplify the installation of your marine electronics with the Transducer Mounting Plate from Boat Outfitters. This durable plate is constructed from King Starboard material, engineered specifically to endure harsh marine conditions. It measures 12 inches long by 4 inches wide and is 0.75 inches thick. Installation is made quick and easy because the plate comes predrilled and countersunk for #10 fasteners, which are sold separately. This accessory is designed to accommodate up to four accessories, providing a centralized and secure mounting solution for your transducers and other small marine electronics, helping you spend more time boating.
Owner Satisfaction
4.7
/ 5
Category Rank
4
/ 391
#4 in Marine Electronics
Dimensions
124.75
/ ” long x ” wide x ” thick
Who it's for
- Boat owners prioritizing hull integrity and long-term resale value
- Anglers operating in harsh, high-salinity marine environments
- Tech-savvy boaters who frequently upgrade or swap sonar equipment
Who should skip it
- Novice boaters uncomfortable with drilling into their transom
- Performance-focused captains demanding perfect sonar clarity at high speeds
- Minimalists preferring a sleek, low-profile transom aesthetic
Performance breakdown
Hull preservation
Eliminates the need for multiple permanent holes in your boat hull.
Material durability
King Starboard construction thrives in the harshest saltwater environments.
Installation efficiency
Predrilled and countersunk holes make mounting a quick, stress-free task.
Mounting versatility
Spacious footprint supports up to four distinct marine electronics simultaneously.
System organization
Centralizes hardware for a clean, professional look on the transom.
Hardware compatibility
Standardized sizing ensures seamless integration with common #10 marine fasteners.
Key Specs
Dimensions
12” long x 4” wide x .75” thick
Material
Durable King Starboard construction
Fastener Compatibility
Countersunk for #10 fasteners (Sold Separately)
Capacity
Accommodates up to four accessories
Installation
Predrilled for easy mounting
Features
- Simplifies transducer installation, reducing the need to drill multiple holes in the hull.
- Durable construction ensures longevity in harsh marine environments.
- Pre-drilled and countersunk design allows for quick and straightforward setup.
- Versatile design supports mounting up to four different accessories.
- Provides a clean, centralized mounting location for marine electronics.
What customers say
Customers consistently praise the exceptional quality and durability of this mounting plate. Made from robust marine grade material, it stands up reliably to harsh saltwater environments without cracking or warping. Installation is frequently cited as remarkably easy, often taking just minutes, which saves boat owners significant time and frustration. The plate provides a secure, reliable surface for mounting transducers, making it a highly valued upgrade for serious anglers seeking precision and longevity.
Know before you buy
Using a mounting plate prevents the need to drill multiple holes directly into your hull, which helps maintain the integrity of your boat's transom. It also provides a dedicated, stable surface that makes it easier to adjust or swap out transducers later without causing further damage.
The plate is constructed from King Starboard, a high-density polyethylene that is specifically engineered for marine environments. It is completely waterproof, UV-resistant, and will not rot, swell, or delaminate, even with constant exposure to saltwater.
No, the #10 fasteners required for installation are sold separately. The plate is pre-drilled and countersunk to ensure a flush fit for these specific fasteners.
Yes, the 12-inch by 4-inch surface is designed to accommodate up to four small marine electronics or transducers. This allows you to centralize your equipment for a cleaner, more organized transom setup.
At 0.75 inches thick, the plate provides a solid, rigid base that is more than sufficient for securely mounting transducers and other small marine accessories.
Still have a question?
Ask Hayley anything about this product before you decide.