Solid State Relay, Temperature Controller, SCR Power Regulator manufacturer / supplier in China, offering Dual Zero Cross Solid State Relay Two Phases Sob Double SSR Relay, SSR-40va Variable Resistor to AC Phase Control Adjustable Solid State Module Relay, High-Performance SSR-25DV 40DV 60DV Solid State Relays and Modules - Reliable and Efficient Solutions for Industrial Automation and so on.