Product description: This generator automatic voltage reguator AVR KTW-S is a single phase 220V AVR, it can be used both for power generator and welding machine. 5KW Double Usage Generator and Welding Machine Regulator AVR KTW-S This generator automatic voltage reguator AVR KTW-S is for a single phase 220V genset, it is both used for power generator and welding machine. Application: generator and welding machine Voltage: 220V Model:Generator AVR KTW-S Output voltage: 230V Phase: Single Unload voltage range: 185V-285V Generator power: 2.5kw Welding current: 60A-200A Output voltage change rate: less than equal 3% Voltage stability: less than equal 1.0V Temperature rise: less than equal 35 Mounting hole: Aperture: conduct 4.0mm, hole distance: 142mm Weight:220g Size:153x54x50mm Color:Black Material:ABS Package Contents: 1 x Voltage Regulator Only the above package content, other products are not included. Note: Light reflection 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 +/- 1-3cm.