Aiyima Audiograde Low Ripple Switchmode Flat (Regulated) Power Supply. 24VDC (Single voltage) 4 Amps.

Complete with mains lead with 3 pin UK mains plug

5.5 x 2.5mm (Centre Positive) output plug. 

5.5 x 2.1mm Compatible

Suitable for anything that uses 24VDC up to 4 amps