The SIGNAL 18 VDC / 1 A
R71451 power supply (SMPS type) is dedicated for multiswitches from the MRP series. The cable is terminated with F-male connector that directly fits the power input of an MRP multiswitch. The tip (central conductor) has the "+" polarity.
The SMPS can be plugged into AC outlet with voltage from 100 to 240 VAC, 50/60 Hz.