AMEC SB-181 TX Switch Box [AMEC-SB181-010] Cartography | Garmin BlueChart Foreign A toroidal transformer provides a

A toroidal transformer provides a high peak power surge capacity

Euro White Boxed Set - Outboard Motors

Voltage - Input Range (Volts): 8-16v

The unit can also act as an AIS/GPS receiver only if MMSI and specific boat data are not available

Nominal Supply Voltage: 12V DC

AMEC SB-181 TX Switch Box [AMEC-SB181-010] Cartography | Garmin BlueChart Foreign A toroidal transformer provides aSB 181 TX Switch Box The TX Switch Box SB 181 is specifically made to work with AMEC AIS Class B transceivers, both the 2W and 5W series. With its simple and robust design, silent mode (AIS transmission disabled) can be activated easily. Owner's Manual (pdf)