The HQRP 9V AC Adapter is a reliable replacement power supply compatible with Korg guitar effects processors and rack units. It delivers stable 9V AC output required for proper operation and consistent performance of compatible Korg audio equipment in studio, rehearsal, or live use. Designed with a 4-pin DIN connector, this adapter ensures correct fit and secure power connection for devices compatible with Korg specifications. The wide 100V–120V AC input range makes it suitable for standard U.S. household power. The HQRP adapter is intended as a dependable replacement or backup power supply compatible with Korg devices when an original adapter is lost, damaged, or needs to be kept as a spare. Compatible with Korg KM2 Mixer Karma N1 N1R N5 N5EX TR TR88 Triton LE Synthesizer Triton Rack SP500 Digital Piano TP-2 Dual Tube Preamp ESX-1 Electribe MX EMX-1 Power Supply. Connector: DIN 4 pin;