Special inverter Shandong rig, rig dedicated inverter price, Shandong Lee crown Technology Contact: 15953810777 Manager Cao, Shandong Lee crown of Electronic Science and Technology Co., Ltd. is specializing in the production of high-pressure, rig special inverter hoist dedicated frequency heating power, frequency conversion constant pressure water supply control cabinet, high voltage inverter series, KJPT series of mining flameproof and intrinsically safe electrical submersible pump in pressure, and a variety of low voltage general purpose inverter and traction network leakage protection, BKT-1 to enhance the comprehensive protection, WDT- a temperature logging devices, remote power monitoring system, air compressor microcomputer protection device fan remote control system, air compressor remote control system, the flameproof electric meter, portable switch, digital hedging signal device, sound and light language signal , explosion-proof switch check station. Concurrently such as mechanical and electrical products, mining accessories, rubber products.