The RFU 400 is built to resist water and damage caused by vibrations from rough seas and mechanical systems. The RFU 400 features a high quality potentiometer with heavy duty gears, and a built in electronic driver board. The addition of the driver board in the unit eliminates the need for a 301 Indicator Designed to be used with the RAI 300.
• Up to five indicators can operate at the same time
• Unit operates on any voltage between 10-32 VDC
• Waterproof design with unique double sealed shaft and waterproof quick connect cable plugs