HQRP AC Adapter for Hughes & Kettner PSA-0812 TUBEMAN 2, TUBE FACTOR, TUBE ROTOSPHERE MKII, TUBE REPLEX Power Supply Cord Adaptor + HQRP Coaster HQRP&reg; Replacement AC Adapter plus HQRP&reg; Coaster; Input: 120V AC; Output: AC 12V, 1.2A; Safety Features: High Efficiency and Reliability; Automatic Overload cut-off; Automatic Thermal cut-off; Short circuit and Over Voltage protection; Low Interference & Noise; 100% Compatible with Original AC Power Adapter; 1 Year warranty!