Garmin B75H Bronze 12° Thru-Hull Transducer - 600W, 8-Pin

The Garmin B75H Bronze 12° Thru-Hull Transducer is the workhorse choice for serious anglers and boaters who demand reliable, high-resolution sonar on the water. This 600W transducer delivers the real-time bottom imaging and fish detection you need, whether you're working shallow flats or deep offshore structure. Built for permanent installation on modern fishing vessels and cruisers, the B75H integrates seamlessly with Garmin chartplotters and fish finders via its 8-pin connector, making it the preferred upgrade for anglers replacing aging transducers or installing systems on new hulls.

The transducer's bronze flush-mount housing is engineered to withstand years of saltwater exposure without corrosion, while the internally tilted 12° element automatically compensates for varied hull deadrises without requiring a fairing block—a time-saving design that simplifies installation on boats with deep V or modified-V hulls. At 600 watts of output power, this unit generates crisp sonar returns across low, medium, and high frequency bands, giving you the flexibility to dial in optimal performance for your specific fishing application and water conditions. The compact footprint and eight-pin configuration ensure compatibility with legacy and current-generation Garmin systems, making upgrades straightforward for experienced mariners.

Professional guides, commercial operators, and dedicated recreational anglers choose the Garmin B75H when durability and consistency matter most. This transducer excels in saltwater environments where bronze construction and proven Garmin engineering extend service life well beyond plastic alternatives. Proper thru-hull installation requires drilling a hole below the waterline and securing the transducer with the included hardware; consult your boat's documentation or a marine electrician if you're unfamiliar with transducer wiring or hull work. Compatible with all Garmin 8-pin chartplotters and sonar units manufactured in the last two decades, the B75H remains the benchmark for affordable, long-term on-water reliability.