ISO9001,CE, ROHS, SGS approval and IEC report

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ISO9001,CE, ROHS, SGS approval and IEC report

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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 .
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 its 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:

Clamp Current Transformer GWCTP0800N Current Clamp
 Clamp Current Transformer GWCTP0800N Current Clamp Grewin.Beyond Tianjin grewin technology co ., ltd. Web: / -china.com/ Mail:
portable wide inner window safe 0.2 accuracy rated input 100mA output 50mA 0.333V 3000/5 split core current transformer
portable wide inner window safe 0.2 accuracy rated input 100mA output 50mA 0.333V 3000/5 split core current transformer Features lThe structure of the self-locking, safe, easy to install, portable lWide inner window, allowing clamping of big cables or bus-bar...
rated input 25A 0.1 accuracy output 5mA easy to install split core current transformer for electrical wiring and equipment
rated input 25A 0.1 accuracy output 5mA easy to install split core current transformer for electrical wiring and equipment Features lThe structure of the self-locking, safe, easy to install, portable lWide inner window, allowing clamping of big cables or bus-bars lWid...
high efficiency Split-bobbin 200 V 50 HZ 7.0 V load low frequency power transformer for power equipment
high efficiency Split-bobbin 200 V 50 HZ 7.0 V load low frequency power transformer for power equipment Features: EI-core power transformers, high-quality low-power silicon steel design with load loss, high output power, high efficiency, low tempera...
silicon steel high output power 220V input voltage 30 W power 60 HZ low temperature transformer for machine tool controls
silicon steel high output power 220V input voltage 30 W power 60 HZ low temperature transformer for machine tool controls Features: EI-core power transformers, high-quality low-power silicon steel design with load loss, high output power, high efficiency, low temper...
EE Ферритовый Трансформатор
 EE Ферритовый Трансформатор Характеристики:С малой индуктивностью рассеянияС высокой эффективностьюС высокой частотойВысокий магнитный потокСильное против вмешательстваМагни...
EE Ферритовый Трансформатор
 EE Ферритовый Трансформатор Характеристики:С малой индуктивностью рассеянияС высокой эффективностьюС высокой частотойВысокий магнитный потокСильное против вмешательстваМагни...
EFD Трансформатор
 EFD Трансформатор Характеристики:С малой индуктивностью рассеянияС высокой эффективностьюС высокой частотойВысокий магнитный потокСильное против вмешательстваМагнит...
EPC Трансформатор
 EPC Трансформатор Характеристики:С малой индуктивностью рассеянияС высокой эффективностьюС высокой частотойВысокий магнитный потокСильное против вмешательстваМагни...
ER Трансформатор
 ER Трансформатор Характеристики: С малой индуктивностью рассеянияС высокой эффективностьюС высокой частотойВысокий магнитный потокСильное против вмешательстваМагн...
ETD Трансформатор
 ETD Трансформатор Характеристики： С малой индуктивностью рассеянияС высокой эффективностьюС высокой частотойВысокий магнитный потокСильное против вмешательстваМагн...
PQ Трансформатор
 PQ Трансформатор Характеристики： С малой индуктивностью рассеянияС высокой эффективностьюС высокой частотойВысокий магнитный потокСильное против вмешат...
Grewin 50-400 Hz PBT or ABS instrument current transformer for Relay protection device
Grewin 50-400 Hz PBT or ABS instrument current transformer for Relay protection device Features: Low cost Water proof More than 10 outline size 5.0,1.0Aac secondary ratios available Applications: Current,Power,Energy monitoring devic...
Grewin 50-400 Hz PBT or ABS instrument transformers for Relay protection device
Grewin 50-400 Hz PBT or ABS instrument transformers for Relay protection device Features: Low cost Water proof More than 10 outline size 5.0,1.0Aac secondary ratios available Applications: Current,Power,Energy monitoring dev...
Grewin 50-400Hz Silicon steel split core current transformer 0.333v for energy monitoring device
Grewin 50-400Hz Silicon steel split core current transformer 0.333v for energy monitoring device Features Double-screw fastening, safe, easy to install, portable Wide inner window, allowing clamping of big cables or bus-bars Wide range of siz...
Grewin EE-25-1EE-25-2 EE-25-3 Ee Core h f transformer for Motor driver FOB Reference Price:Get Latest Price
 Grewin EE-25-1EE-25-2 EE-25-3 Ee Core h f transformer for Motor driver FOB Reference Price:Get Latest Price Features： With low leakage inductance With high efficiency With high frequency High magnetic flux Strong anti-interference Low loss magnetic mat...
Grewin 1w-10000w ETD29 ETD34 ETD39 optimus prime transformer for power supply
Grewin 1w-10000w ETD29 ETD34 ETD39 optimus prime transformer for power supply Features： With low leakage inductance With high efficiency With high frequency High magnetic flux Strong anti-interference Low loss magnetic mat...
Grewin 1w-10000w ETD radio transformer for power supply
Grewin 1w-10000w ETD radio transformer for power supply Features： With low leakage inductance With high efficiency With high frequency High magnetic flux Strong anti-interference Low loss magnetic mat...
IEC60076 100A-1000A clamp-on current transformer for electrical wiring and equipment
 IEC60076 100A-1000A clamp-on current transformer for electrical wiring and equipment Tianjin Grewin Technology Co.,Ltd. Web: Mail:
IEC60076 50Hz~400Hz clamp-on current transformer for electrical wiring and equipment
 IEC60076 50Hz~400Hz clamp-on current transformer for electrical wiring and equipment Tianjin Grewin Technology Co.,Ltd. Web: Mail:
GWSCCT661Rated Input 0.5-630A Output 0-500mA/0.333V split core toroidal current transformer for Current measurement
GWSCCT661Rated Input 0.5-630A Output 0-500mA/0.333V split core toroidal current transformer for Current measurement Features lThe structure of the self-locking, safe, easy to install, portable lWide inner window, allowing clamping of big cables or bus-bars lWid...
split core current transformer 1000/5a
 split core current transformer 1000/5a Features lThe structure of the self-locking, safe, easy to install, portable lWide inner window, allowing clamping of big cables or bus-bars lWid...
Grewin 0.2 0.3 0.5 Accuracy 50 to 400 Hz toroidal core for transformer Energy monitoring devices
Grewin 0.2 0.3 0.5 Accuracy 50 to 400 Hz toroidal core for transformer Energy monitoring devices Features: lLow cost More than 50 standard sizes Non-symmetrical mounting pattern,wire leads or termianl mounting. Toroidal Silicon steel and Nick...
Toroidal Core Current Transformer
 Toroidal Core Current Transformer Features: lLow cost More than 50 standard sizes Non-symmetrical mounting pattern,wire leads or termianl mounting. Toroidal Silicon steel and Nick...
0-8km Hand held communication cable tester for cable path and time of fault and testing range of the fault
 0-8km Hand held communication cable tester for cable path and time of fault and testing range of the fault Introduction The TDRL-901 Cable Fault Locator is a portable handholddevice used for locating the broken fault, cross fault, insulation fault and so...
0-8km Hand held communication TDRL-901 cable locator tester for cable path and time of fault
 0-8km Hand held communication TDRL-901 cable locator tester for cable path and time of fault Introduction The TDRL-901 Cable Fault Locator is a portable handholddevice used for locating the broken fault, cross fault, insulation fault and so...