Features Precise Power Regulation: Easily adjust output voltage from 0-100% to perfectly power your electric devices, ensuring optimal performance for various applications Enhanced Heat Dissipation: Built with a large, thick heat sink to effectively dissipate heat, this design prolongs the lifespan of your device and ensures reliable operation Stable Button Adjustment: Features a button adjustment system that provides more stable voltage control compared to traditional potentiometers, enhancing user experience Long-lasting Protection: Incorporates a wave voltage absorbing circuit that safeguards the high-power SCR, extending the service life of the regulator for durable performance Versatile Compatibility: Ideal for powering large electrical devices up to 8000W, making it perfect for both household appliances and small factory applications Features: 1、It can easily adjust the output voltage on a scale of 0-100% (nonlinear) to power electric device. 2、Designed with large and thick heat sink that would enhance heat dissipation. 3、This voltage regulator is adjusted with button which is much more stable than potentiometer. 4、Voltage regulator has wave voltage absorbing circuit and effective protects large power silicon controlled rectifier, longer service life and more . 5、It can be used as power supply for large electrical devices of l than 8000W, enough for household appliances or for small factory. Specification: Features: It can easily adjust the output voltage on a scale of 0-100% (nonlinear) to power electric device. Designed with large and thick heat sink that would enhance heat dissipation. This voltage regulator is adjusted with button which is much more stable than potentiometer. Voltage regulator has wave voltage absorbing circuit and effective protects large power silicon controlled rectifier, longer service life and more . It can be used as power supply for large electrical devices of l than 8000W, enough for household appliances or for small factory. Could be widely used as heat controller on electric stoves, water heaters, light dimmer on lamps, speed controller on small motors, or temperature controller on electric soldering iron, etc. Specification: Voltage: AC 220V Max Power: 8000W(instantaneous limit power for impedance load; for long time use, 4000w or lower is recommended) Voltage Adjustment: 0-100% (nonlinear) (0,30,35,40...100) Controller Size: Approx. 9.7*5.7*4.3cm/3.8*2.2*1.7inch Panel Size: Approx. 7.5*6*1cm/3*2.4*0.4inch Cable Length: Approx. 30.8cm/12.1inch Fix Screw Hole Spacing on Panel: Approx. 6*4.5cm/2.4*1.8inch Weight: Approx. 195g / 6.9oz Package List: 1 x SCR Controller 1 x ABS Panel 1 x Panel Package List