Chongqing Blue Jay Technology Co., Ltd. is based in China and lists a range of electrical monitoring and control equipment on Global Trade Plaza. The catalog includes multi-channel power monitors such as the MCM1000, which supports up to 18 single-phase or 6 three-phase circuits with Class 0.5 accuracy and Modbus RTU communication, and the DCEM multi-channel DC meter designed for DC systems up to 1000 Vdc with four-channel energy metering. The company also offers multi-function power meters in the 194Z/194L, 194Q and 192U series, providing measurement accuracy classes of 0.2 or 0.5, expandable I/O modules, RS-485 Modbus RTU, and optional analog or digital outputs. Additional products include the S-W1S1-K2 temperature and humidity controller with a FUZZY algorithm for fan or heater control, and a variety of current and voltage transducers for AC and DC applications. Buyers can send an enquiry through Global Trade Plaza.