Tianjin Grewin Technology Co.,Ltd

Tianjin Grewin Technology Co.,ltd, who always pay great attention to its business philosophy "Quality and Honesty First".

Grewin is specialized in the design and manufacture of wound components such as transformer,current sensors, chokes etc .

The transformers are windely used in communications,electronics,meters,industrial control,medical equipments and other fields.We are also a provider of power meters and instruments locators. 85% of our products exported to America, Europe, and Asia etc.

We have passed ISO9001,CE,SGS approval and IEC report and developed good cooperative relationship with valued customers around product quality and value-added service along with the fast efficient solution.Grewin has won a lot of customer's praise.

Products:

	Ei Type Low Frequency Transformer for Lighting and Audio from China	Basic Info Model NO.:22va 23va 25va 27va 28.5va 30va 31va 32va 35va Usage:Ei Low Frequency Transformer for Audio, Lighting Frequency C...
	Ei Core Low Frequency Transformer for Lighting and Audio from China	Basic Info Model NO.:22va 23va 25va 27va 28.5va 30va 31va 32va 35va Usage:Ei Low Frequency Transformer for Audio, Lighting Frequency C...
	Pq Customied Power Supply High Frequency Transformer	Basic Info Model NO.:GWPQ20/16 PQ20/20 PQ26/25 PQ32/20etc Usage:Pq Transformer for Microcomputer Equipment Frequency Characteristics:H...
	Ee Series Power High Frequency Transformer for Medical Electronics	Basic Info Model NO.:GWEE13 EE14 EE16 EE20 EE32 EE36 EE42 Usage:Ee Transformer for Microcomputer Equipment Frequency Characteristics:H...
	High Efficiency Toroidal Transformer for UPS Winding Machine	Name:High efficiency Toroidal Transformer for Amplifier,winding machine and equipments1.Technical parameters Power Input Voltage(V) Outp...
	High Efficiency Toroidal Transformer for UPS Winding Machine	Basic Info Model NO.:3va 10va 150va 300va 800va 1500va 4000va 7000va Usage:Audio Device, Amplifier, DVD, Loudspeaker Frequency Character...
	50Hz Ei Laminated Core Transformer with CB, IEC Certificates	Basic Info Model NO.:EI30, EI35 EI42 EI38, EI57, EI48, EI66 Usage:Ei Low Frequency Transformer for Audio, Lighting Frequency Charact...
	Encapsulated Switching Power Low Frequency Transformer for Landscape Lighting	Basic Info Model NO.:GWEi30-12.5 Ei30-10.5 Ei35 Ei38 Ei42 Ei54 Ei66 Usage:Single-phase Transformer Frequency Characteristics:Low Fre...
	Ei Low Frequency Power Inverter Transformer for Measuring Instruments	We have passed ISO9001:2015,CE,SGS approval and IEC report1.Product Specification:1). Models:EI28, EI30, EI35, EI41, EI57, EI66, EI...
	High Frequency Ferrite Magnetic Electronic Industrial Power Efficiency Transformer	GREWIN's High Frequency Transformer: Applicable frequency range: 20 to 100kHz : Operating frequency: higher than 200kHzHigh magnetic flux and l...
	Step Down High Frequency Light Transformer with IEC Approval	GREWIN's High Frequency Transformer: Applicable frequency range: 20 to 100kHz : Operating frequency: higher than 200kHzHigh magnetic flux and l...
	Ee Type High Frequency Power Transformers for Audio	We have passed ISO9001:2015,CE,SGS approval and IEC reportProduct: high frequency transformersTypes:EEUsage: suitable for EL/CCFL inverter or DC/DC...
	Closed Loop Current Transformer, High Frequency Transformer with DC	Hall Sensors DC Leakage Current Sensor.Our main product are miniature voltage transformer ,miniature current transformer ,instrument current transf...
	Electricity Consumption Split Core Current Transformer for Measuring Meters	Product Name: Electricity Consumption Split Core Current Transformer for Measuring Meters Basic Info Model NO.:GWSCCT Product Name: Electricit...