BPS Marine PRO-4 4-Transducer Ultrasonic Antifouling System - 24VDC [24V-PRO-4] Cartography | Garmin BlueChart Vision 14in） Operation Temperature: -20°C~85°C（-4°F to

14in） Operation Temperature: -20°C~85°C（-4°F to 185°F） Weight: 130g (4

Rugged Nylon Resists Stripping

Pulley block for double line applications

Flush Pro Valve Kit - 1"

BPS Marine PRO-4 4-Transducer Ultrasonic Antifouling System - 24VDC [24V-PRO-4] Cartography | Garmin BlueChart Vision 14in） Operation Temperature: -20°C~85°C（-4°F toPRO 4 4 Transducer Ultrasonic Antifouling System 24VDC The PRO 4 is a four transducer system that can add antifouling protection to hulls, drives, rudders, stabilizers, and more. This single system can provide ultrasonic antifouling protection for hulls up to 60ft in length or can be combined with additional systems for larger vessels. The PRO 4 can also be tasked with protecting drives and rudders. The PRO 4 Package Includes: 1x PRO 4 Control Module