ToPro Technology is one of leading Electrical meter components manufactures for energy management ,dedicated in R&D, production and supply various of Current transformer, power transformer, latching relays, shunt, and customized integrated assembly, technical support and solutions design for these components.

-Current transformer, including DC immunity CT , Non DC immunity CT, CT against magnetic field . They also can be classified into CT for China state grid electricity meters, straight-through CT, CT with terminals, pin connection CT, combined CT, magnetic field immunity CT, power CT, CT for detecting and protective.

-The factory passed ISO9001 quality system certification, and production line carry out TS16949 to guarantee the products quality stable and reliable in long term; -We paid much attention to cooperate with the materials suppliers, the amorphous alloy materials which developed together have been applied in DC immunity Current transformer successfully, error limits under resistive load and inductive load, conform to industrial standard JB/T10665-2016 and European standard DIN EN 50470-3; -wide open discussion with worldwide talented Electrical meter manufacturer designer, we can provide advanced ,optimized and cost efficient but reliable solution options for customers, main components such as relays comply with IEC standards 62055-31 requirements to switches.

-The advanced production and testing equipments ensure the reliable quality product. The workshop equipped automatic winding machine, High-low temperature test chamber; also Epoxy resin automatic filling machine, CT Inductance Tester and Calibrator ensure the CT production with high output and good accuracy class; -High efficiency team and quality management system ensure the orders to customers with consistent quality and on-time delivery. Also all the questions and inquiry will be replied within 24 hours during the working time.

Why choose ToPro.

Reliable components work