ITEM NAME:5000W 220V AC SCR Motor Speed Controller D9X2 5000W 220V AC SCR Motor Speed Controller D9X2 Brand new and high quality Maximum power: 5000 w (impedance load limit power), when used for a long time, should reduce the power,suggest using impedance load 2500 w. Effective rate: more than 90% Working voltage: AC 220 v Output voltage:0-220V Material: Aluminum Application:Lamp dimmer,Motor speed control,Thermostat Size:85*70*42mm Package Included: 1x SCR Motor Speed Controller Note:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3 cm.