Furuno 520-5PSD Plastic Thru-Hull Transducer, 600w (10-Pin)

The Furuno 520-5PSD Plastic Thru-Hull Transducer is a 600-watt sounder head engineered for reliable fish detection and bottom mapping on recreational and serious fishing vessels. This dual-frequency transducer operates at 50 kHz and 200 kHz, delivering the beam angles and signal strength needed for both shallow coastal work and offshore structure location. The plastic through-hull housing resists corrosion in salt environments while the 8-meter cable with 10-pin connector integrates seamlessly with compatible Furuno sounder units.

Operating at 600 watts output, this transducer generates sufficient power for clear returns on bottom composition and subsurface targets. The 46-degree beam angle on the 50 kHz frequency provides broad coverage ideal for general structure and baitfish location, while the 10-degree beam angle on 200 kHz narrows the search cone for precise bottom detail and target isolation. The thru-hull mounting design minimizes underwater turbulence during high-speed operation, a critical advantage for trolling and rapid location scouting. Installation requires a through-hull hole, making it a permanent solution suited to serious anglers planning extended seasons on the water.

This transducer is built for weekend fishermen upgrading existing sounder systems and experienced captains maintaining offshore rigs. Recreational bass and walleye anglers benefit from the dual-frequency capability to adapt to changing water clarity, while saltwater charter operators and commercial-minded boaters rely on Furuno sounder components for their proven track record in harsh marine conditions. The 520-5PSD is a direct replacement or upgrade for systems using Furuno's 10-pin connector standard, making it ideal for retrofitting older consoles without major rewiring. Verify compatibility with your sounder unit's connector type and power rating before purchase.