Tianjin Grewin Technology Co.,Ltd

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Tianjin Grewin Technology Co.,Ltd

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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:

AC DC Adaptor High Frequency Transformer for Switching Power Supply
AC DC Adaptor High Frequency Transformer for Switching Power Supply Basic Info Model NO.: RM PQ ER EE ETD EPC EFD Transformer Usage: Single-phase Transformer Frequency Characteristics: Hi...
Ferrite Core High Frequency Current Transformer with ISO
Ferrite Core High Frequency Current Transformer with ISO Basic Info Model NO.: RM PQ ER EE ETD EPC EFD Transformer Usage: Single-phase Transformer Frequency Characteristics: Hi...
Ee Electronic High Frequency Transformer for Lighting
Ee Electronic High Frequency Transformer for Lighting Basic Info Model NO.: GWEE13 EE14 EE16 EE20 EE32 EE36 EE42 Usage: Ee Transformer for Microcomputer Equipment Frequency Chara...
Switch Low Frequency Transformer for Power Supplies
Switch Low Frequency Transformer for Power Supplies Basic Info Model NO.: GWEI28, EI30, EI35, EI41, EI57, EI66, EI86, EI96 Usage: Single-phase Transformer Frequency Characteris...
Low Frequency Transformer for Audio and Lighting Equipment
Low Frequency Transformer for Audio and Lighting Equipment Basic Info Model NO.: GWEI28, EI30, EI35, EI41, EI57, EI66, EI86, EI96 Usage: Single-phase Transformer Frequency Characteris...
EI Type Low Frequency Transformer for Amplifier and Computer
EI Type Low Frequency Transformer for Amplifier and Computer Basic Info Model NO.: GWEI28, EI30, EI35, EI41, EI57, EI66, EI86, EI96 Usage: Single-phase Transformer Frequency Characteris...
Toroidal Power Transformer for Amplifiers And Lighting from China
Toroidal Power Transformer for Amplifiers And Lighting from China Basic Info Model NO.: GWB0726-100VA GWB0916-1500VA Usage: Single-phase Transformer Frequency Characteristics: High Freq...
Industrial Control of Minature Toroidal Transformer
Industrial Control of Minature Toroidal Transformer Basic Info Model NO.: GWB0726-100VA GWB0916-1500VA Usage: Single-phase Transformer Frequency Characteristics: High Freq...
500V Waterproof Power Toroidal for Garden Light
500V Waterproof Power Toroidal for Garden Light Basic Info Model NO.: GWB2381-500v Usage: Single-phase Transformer Frequency Characteristics: Power Frequency Shape of...
105W Toroidal Waterproof Transformer for Pool Lamp
105W Toroidal Waterproof Transformer for Pool Lamp Basic Info Model NO.: GWB2381-500v Usage: Single-phase Transformer Frequency Characteristics: Power Frequency Shape of...
Waterproof Outdoor Toroidal Transformer for Swimming and Lighting
Waterproof Outdoor Toroidal Transformer for Swimming and Lighting Basic Info Model NO.: 105VA 150VA 180VA 200VA 250VA 300VA 350VA 400VA Usage: LED Underwater Lamp, LED Ground Light Frequency...
Outdoor Toroidal Transformer  for Underwater Lighting Swimming Pool
Outdoor Toroidal Transformer for Underwater Lighting Swimming Pool Basic Info Model NO.: 105VA 150VA 180VA 200VA 250VA 300VA 350VA 400VA Usage: LED Underwater Lamp, LED Ground Light Frequency...
Three Phase Power Toroidal Transformer for Machine
Three Phase Power Toroidal Transformer for Machine Basic Info Model NO.: 3va 10va 100va 500va 800va 1200va 2000va 3000va Usage: Welding Machine, Solar Inverter, Solar Converter...
Power Toroidal Transformer for Electronic Machine and Industrial Control
Power Toroidal Transformer for Electronic Machine and Industrial Control Basic Info Model NO.: 3va 10va 100va 500va 800va 1200va 2000va 3000va Usage: Welding Machine, Solar Inverter, Solar Converter...
Winding Machine Power Toroidal Transformer for Electronic Machine and Industrial Control
Winding Machine Power Toroidal Transformer for Electronic Machine and Industrial Control Basic Info Model NO.: 3va 10va 100va 500va 800va 1200va 2000va 3000va Usage: Welding Machine, Solar Inverter, Solar Converter...
50Hz Ei Class 2 Power Transformer for Medical
50Hz Ei Class 2 Power Transformer for Medical Basic Info Model NO.: EI30, EI35MEI42MEI38, EI57, EI48, EI66 Usage: Ei Low Frequency Transformer for Audio, Lighting Frequen...
EI Type Power Transformer for Medical Equipment
EI Type Power Transformer for Medical Equipment Basic Info Model NO.: EI30, EI35MEI42MEI38, EI57, EI48, EI66 Usage: Ei Low Frequency Transformer for Audio, Lighting Frequen...
Low Frequency Power Transformer for Medical Equipment
Low Frequency Power Transformer for Medical Equipment Basic Info Model NO.: EI30, EI35MEI42MEI38, EI57, EI48, EI66 Usage: Ei Low Frequency Transformer for Audio, Lighting Frequen...
Ee Type High Voltage Frequency Distribution Transformer for Power Supply
Ee Type High Voltage Frequency Distribution Transformer for Power Supply Basic Info Model NO.: EE13 EE16 EE20 EE25 EE30 EE70 Usage: Single-phase Transformer, Suitable for EL/CCFL Inverter or DC/DC C...
Ee Core Type High Voltage Frequency Distribution Transformer for Power Supply and Amplifiers
Ee Core Type High Voltage Frequency Distribution Transformer for Power Supply and Amplifiers Basic Info Model NO.: EE13 EE16 EE20 EE25 EE30 EE70 Usage: Single-phase Transformer, Suitable for EL/CCFL Inverter or DC/DC C...
Waterproof Outdoor Toroidal Transformer for Swimming and Lighting
Waterproof Outdoor Toroidal Transformer for Swimming and Lighting Basic Info Model NO.: 105VA 150VA 180VA 200VA 250VA 300VA 350VA 400VA Usage: LED Underwater Lamp, LED Ground Light Frequency...
Toroidal Transformer for Swimming Pool and Pamp Lighting from China
Toroidal Transformer for Swimming Pool and Pamp Lighting from China Basic Info Model NO.: 105VA 150VA 180VA 200VA 250VA 300VA 350VA 400VA Usage: LED Underwater Lamp, LED Ground Light Frequency...
Potted Pond LED Lighting Transformer, Power Supply Toroidal Transformer
Potted Pond LED Lighting Transformer, Power Supply Toroidal Transformer Basic Info Model NO.: 130va 144va 150va 180va 200va 220va 230va 250va Usage: LED Underwater Lamp, LED Ground Light Frequency...
Custom Miniature Toroidal Transformer for Solar Inverter
Custom Miniature Toroidal Transformer for Solar Inverter Basic Info Model NO.: 130va 144va 150va 180va 200va 220va 230va 250va Usage: LED Underwater Lamp, LED Ground Light Frequency...
Ei 57 Customized Power Low Frequency Transformer for Lighting
Ei 57 Customized Power Low Frequency Transformer for Lighting Basic Info Model NO.: 22va 23va 25va 27va 28.5va 30va 31va 32va 35va Usage: Ei Low Frequency Transformer for Audio, Lighting ...
Ei Type Customized Power Low Frequency Transformer for Lighting
Ei Type Customized Power Low Frequency Transformer for Lighting Basic Info Model NO.: 22va 23va 25va 27va 28.5va 30va 31va 32va 35va Usage: Ei Low Frequency Transformer for Audio, Lighting ...