The Raymarine B744VL is a long-stem bronze thru-hull tri-ducer engineered for vessels with steep deadrise angles or thicker cored hulls. It delivers simultaneous depth, speed, and temperature readings via dual-frequency sonar, and ships complete with a high-speed fairing block for clean hydrodynamic installation.

Specifications:

• Long stem design suited for hulls with steep deadrise or thicker cored construction
• Compatible sounder modules: DSM30, DSM300
• Compatible hull materials: Wood and fiberglass
• Maximum power: 600 watts
• Frequency: 200/50 kHz dual-frequency
• Cable: 30 ft (10 m) with connector
• Installation hole diameter: 2"
• Self-sealing removable paddlewheel insert
• High-speed fairing block included
• Requires E66066 Adapter Cable for use with Raymarine a, c, e, eS Series built-in sonar models