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The CT clamp (Current Transformer) market is currently experiencing significant growth, driven by the expansion of smart grids, IoT adoption, and industrial automation. The global smart CT clamp sensor market is projected to reach $2.81 billion by 2030, growing at a CAGR of 12.1%. Key technological trends include the development of self-powered wireless sensors, the integration of edge computing for real-time fault detection, and the rise of flexible Rogowski coils for easier retrofitting. ThebusinessresearchcompanyResearchandmarketsResearchandmarketsLinkedin

I have identified 30 professional suppliers specializing in various CT clamp technologies, including split-core, flexible-core (Rogowski), and high-precision sensors. The attached supplier list includes detailed company profiles, certification statuses, and product ranges for manufacturers such as Shanghai Pinyan M&C Technology and Wen Zhou Heyi Electrical, many of whom have experience serving global markets. AlibabaAlibaba

Please find the detailed supplier data and market insights in the file below.

Based on these insights, you can proceed with:

Ct Clamp Current Transformer Manufacturer Split Core Flexible Core Supplier

Verified suppliers · Quality assurance & trade protection

Shanghai Pinyan M&C Technology Co., Ltd.

Shanghai Pinyan M&C Technology Co., Ltd.

VerifiedManufacturer· 14s yrs · Shanghai, CN🇨🇳
Matches
5/5

Top 20% for buyers in Transformers

Has served Fortune 500 clients

100% quality control across all production lines

4.7/5.0(40)
Rating
25%
Reorder
90.7%
On-time
≤7h
Reply
Main categories
Energy MetersPower MetersCurrent Sensors
600A/5A Accuracy 0.5 Flexible Rogowski CTs Split Core Rogowski Coil Current Transformer
1000/5A 0.5 Accuracy Flexible Rogowski CTs Split Core Rogowski Coil Current Transformer
0.5 Class Calibrated Rogowski Probe Flexible Rogowski CTs Split Core Rogowski Coil Current Transformer
$20
MOQ : 5 pieces
$20
MOQ : 5 pieces
$20
MOQ : 5 pieces
Contact
Wen Zhou Heyi Electrical Co., Ltd.

Wen Zhou Heyi Electrical Co., Ltd.

· 14s yrs · Zhejiang, CN🇨🇳
Matches
5/5

Top 10% for inquiries in Transformers

Reliable supplier in Transformers

4.9/5.0(18)
Rating
<15%
Reorder
89.5%
On-time
≤4h
Reply
Main categories
Current SensorsInstrument Transformer
HEYI ASCT HK-816 8000/5A CL:0.5 Clamp on Current transformers Power Monitoring Split Core CT Rogowski Coil
CE ROHS Certified HK-58 1000A/1A Clamp Current Transformer 60Hz Coil Shape High Electrical Transformers Split Core Clampt CT
CE ROHS KCT-50 400A/1V Single Phase Power Transformer Heyi Asct Clamp on CT Rogowski Coil Split Core Current Transformers Cl 0.5
$136-136.85
MOQ : 10 pieces
$32.50-33.35
MOQ : 1 piece
$13.50-16.50
MOQ : 1 piece
Contact
KDS Instrument (Kunshan) Co., Ltd.

KDS Instrument (Kunshan) Co., Ltd.

· 14s yrs · Jiangsu, CN🇨🇳
Matches
5/5

Trusted supplier in Transformers

4.9/5.0(18)
Rating
<15%
Reorder
100.0%
On-time
≤4h
Reply
Main categories
Panel MetersVoltage MetersPower Meters
New Model BE-100IICT 1000/5A Electric Split Core Coil CT Flexible Current Transformer
Split Core Current Transformer KCT-100x50 2500/5A Open Type Current Transformer Clamp on CT Electrical Transformers
High Quality Professional KCT-120x80 800/5A AC Low Voltage Split Core Ct transformers
$7.65-11
MOQ : 1 piece
$42-49
MOQ : 1 piece
$32-37
MOQ : 1 piece
Contact
Yueqing Annai Electrical Co., Ltd.

Yueqing Annai Electrical Co., Ltd.

· 18s yrs · Zhejiang, CN🇨🇳
Matches
5/5

Top 10% for inquiries in Transformers

Well‑matched supplier in Transformers

4.9/5.0(9)
Rating
<15%
Reorder
91.3%
On-time
≤4h
Reply
Main categories
Instrument TransformerLow Voltage Transformers
KCT-24 Model Electrical Flexible Transformer Current Split Core Ct Transformer 2005a
Different Sizes Dp Split Core Ct for Current transformers 23 58 88 812 816
Flexible Split Core Type Current Transformer DP-813 Class 0.5 CE/RoHS Certified High Efficiency 98% 500A-3000A Single Phase
$1-3
MOQ : 10 pieces
$10-50
MOQ : 10 pieces
$11.86-21
MOQ : 1 piece
Contact
Wuxi Weibang Transformer Manufacture Co., Ltd.

Wuxi Weibang Transformer Manufacture Co., Ltd.

VerifiedManufacturer· 7s yrs · Jiangsu, CN🇨🇳
Matches
5/5

Top 10% for inquiries in Transformers

Comply with ISO standards

Provides e-commerce design services

4.8/5.0(8)
Rating
<15%
Reorder
95.0%
On-time
≤4h
Reply
Main categories
Silicon Steel
50Hz/60Hz High Quality K-CT Split Core Transformer Bobbin Window Type Current Transformer for Single Phase 500/5A
Nucleo De Transformador 50hz 400hz Custom Design C Split Core for Current Transformer Cores CT Audio Amplifier Transformer
$5.34-20.65
MOQ : 10 pieces
$2
MOQ : 1 piece
Contact
Cet Electric Technology Inc.

Cet Electric Technology Inc.

· 6s yrs · Guangdong, CN🇨🇳
Matches
5/5

Well-suited supplier in Transformers

5.0/5.0(3)
Rating
<15%
Reorder
100.0%
On-time
≤3h
Reply
Main categories
Energy MetersPanel Meters
CET PMC-SCCT-200A-40mA High Frequency Flexible Split Core Zero Current Transformer
CET Split CT 100A/5A Ring Tpye AC Thase Phase Toroidal Indoor Split-Core E-meter Current Transformer
$18.83
MOQ : 1 set
$10.39
MOQ : 1 set
Contact
Dongguan Echun Electronic Co., Ltd.

Dongguan Echun Electronic Co., Ltd.

· 14s yrs · Guangdong, CN🇨🇳
Matches
5/5

Competitive supplier in Transformers

<15%
Reorder
100.0%
On-time
≤19h
Reply
US $340+
Transactions
Main categories
Low Voltage Transformers
16mm 100A 333mV Split Core Ct Current Transformer Open Type Current Sensor
75A 10mm Split Core Current Transformer Open Type CT for Smart Meter
$4-8
MOQ : 20 pieces
$3-5
MOQ : 50 pieces
Contact
Yueqing Renhe Electric Co., Ltd.

Yueqing Renhe Electric Co., Ltd.

· 5s yrs · Zhejiang, CN🇨🇳
Matches
5/5

Recommended supplier for Transformers

5.0/5.0(5)
Rating
<15%
Reorder
96.2%
On-time
≤6h
Reply
Main categories
Energy MetersVoltage MetersPanel Meters
KCT-24 Clamp-on Current Transformer Split Core Current Transformer 5a
Factory Direct DP-58 Wound Type Current Transformer 600/5A Split CT for Digital Meter
$13-15
MOQ : 1 piece
$103.03-108.45
MOQ : 1 piece
Contact
MAIN POWER ELECTRIC CO., LTD.

MAIN POWER ELECTRIC CO., LTD.

VerifiedManufacturer· 8s yrs · Taiwan, TW🇹🇼
Matches
5/5

Top 10% for inquiries in Transformers - United States of America market

Provides e-commerce design services

Main category includes Switching transformer

5.0/5.0(6)
Rating
<15%
Reorder
100.0%
On-time
≤3h
Reply
Main categories
Inductors, CoilsInstrument Transformer
Flexible Single Phase Clamp Current Transformer CT with Toroidal Coil Structure for Digital Meter Applications 100A/150A Input
flexible split core current transformer
Single Phase Split Core Current Transformer Clamp CT Sensor 100A/150A CE for 1500V for Water Heater
$0.80-8.20
MOQ : 5 pieces
$8.35-8.50
MOQ : 1 piece
$7.80
MOQ : 5 pieces
Contact
Guangdong Yada Electronics Co.,Ltd.

Guangdong Yada Electronics Co.,Ltd.

VerifiedManufacturer· 3s yrs · Guangdong, CN🇨🇳
Matches
5/5

Meets UL standards in United States of America

Has served Fortune 500 clients

Operates 20 self-owned production lines with certified equipments

5.0/5.0(1)
Rating
<15%
Reorder
88.9%
On-time
≤3h
Reply
Main categories
Energy MetersInstrument TransformerPower Distribution Equipment
Industrial Split Core Current Transformer CT Class 0.5 24mm 50A~300A for Smart Metering Energy Monitoring Solar Retrofit
Certified Class 0.5 Split Core Current Transformer 50A-300A / 10mA-60mA Open Type CT for Industrial Meter Energy Monitoring
YADA SCT40L 50A / 10mA 400A / 80mA 40mm Split Core Open Type Accuracy 0.5 AC Instrument Current Transformer CT for Metering
$23-24
MOQ : 5 pieces
$23-24
MOQ : 5 pieces
$12
MOQ : 5 pieces
Contact
Jiangyin Yucheng Electric Co., Ltd.

Jiangyin Yucheng Electric Co., Ltd.

Verified· 2s yrs · Jiangsu, CN🇨🇳
Matches
5/5

Reliable supplier in Current Sensors

5.0/5.0(2)
Rating
<15%
Reorder
57.1%
On-time
≤3h
Reply
Main categories
Current SensorsEnergy MetersTemperature Sensors
AC Non-Invasive Split Core CT Current Sensor 30A/100A/300A/600A 0.66kv 0.2s Current Transformer
Clamp Current Transformer Clip-On Current Sensor CT 600/5A to 2000/5A Split Core Current transformers
Single-Phase 600A Toroidal Coiled Autotransformer Split Core Electric Current CT Sensors Current Transformer Product Category
$5.26-10.23
MOQ : 3 pieces
$12.11-19.56
MOQ : 3 pieces
$10.12
MOQ : 5 pieces
Contact
Shaanxi Fullstar Electronics Co., Ltd.

Shaanxi Fullstar Electronics Co., Ltd.

VerifiedManufacturer· 10s yrs · Shaanxi, CN🇨🇳
Matches
5/5

Top 10% for orders in Transformers - United States of America market

100% quality control across all production lines

Provides e-commerce design services

4.9/5.0(40)
Rating
31%
Reorder
98.6%
On-time
≤2h
Reply
Main categories
Inductors, Coils
10A-5000A CT016/CT024 Split Core Toroidal Single Phase 50Hz CT 1000/5 Current Transformer 1:100-1:5000
120A/40mA AC Split Core CT Current Type Transducer Current Transformer for Energy Meter
$0.80-5
MOQ : 100 pieces
$1-3
MOQ : 1 piece
Contact
Jiangsu Sfere Electric Co., Ltd.

Jiangsu Sfere Electric Co., Ltd.

VerifiedManufacturer· 11s yrs · Jiangsu, CN🇨🇳
Matches
5/5

27 years of experience in industry

On-site engineer support service includes debugging, maintain, repair

100% quality control across all production lines

4.8/5.0(7)
Rating
<15%
Reorder
95.2%
On-time
≤4h
Reply
Main categories
Energy MetersPower Distribution EquipmentIndustrial & Commercial Energy Storage
SHI-SCT05/100/200/400/600 Multi-circuit Monitoring System Split Core Current Transformer CT
SHI-FCT600/1000/2000/3000 Multi-circuit Monitoring System Flexible CT Current Transformer
50-600A Split Core 0.2S LV CT Current Transformer Power Sensor
$21.20-82.90
MOQ : 1 piece
$73.50-145.60
MOQ : 1 piece
$10-15
MOQ : 1 unit
Contact
Hubei Tianrui Electronic Co., Ltd. Nanjing Branch

Hubei Tianrui Electronic Co., Ltd. Nanjing Branch

VerifiedManufacturer· 4s yrs · Jiangsu, CN🇨🇳
Matches
5/5

Top 20% for inquiries in Transformers

Operates 6 self-owned production lines with certified equipments

Maximum daily production capacity of Transformers: 76.7 thousand

4.9/5.0(12)
Rating
<15%
Reorder
95.0%
On-time
≤1h
Reply
Main categories
Current SensorsEnergy Meters
TR-split Core Current Transformer Sensor 5A Clamp CT Open Type 200/5A 250/5 300/5 400/5 600A5A 05 Class 50Hz
TR Split Core Current Transformer 100A 200A 300A 400A 500A 600A/5A 1A AC CT for signal Acquisition in Electrical Equipment
Measurement of CT 0.5 Level 200A/300A/5A Using Split Core Open Close AC Current Transformers
$6.28-9.49
MOQ : 6 pieces
$7.98-12.97
MOQ : 10 pieces
$4.95-9.97
MOQ : 10 pieces
Contact
Jiangyin Spark Electronic Technology Co., Ltd.

Jiangyin Spark Electronic Technology Co., Ltd.

· 19s yrs · Jiangsu, CN🇨🇳
Matches
4/5

Top 10% for inquiries in Transformers

Competitive supplier in Transformers

5.0/5.0(3)
Rating
<15%
Reorder
88.2%
On-time
≤1h
Reply
Main categories
Instrument TransformerCurrent Sensors
Xh-Sct-S24 Slim Clip-on Cts Split Core Current Transformer 100A 0.33V
Split-core CT Single Phase Instrument Transformer 200A 200A26.6mA Plastic 25mm (0.98") Hole Diameter
300A/50mA Class:0.5 Clamp on Current transformers Mini CT Split Core CT
$1-9.99
MOQ : 2 pieces
$1-9
MOQ : 10 pieces
$6.60-8
MOQ : 10 pieces
Contact
Jiangsu Acrel Electrical Manufacturing Co., Ltd.

Jiangsu Acrel Electrical Manufacturing Co., Ltd.

· 8s yrs · Jiangsu, CN🇨🇳
Matches
4/5

Top 10% for orders in Transformers - United States of America market

Well-suited supplier in Transformers

4.9/5.0(12)
Rating
<15%
Reorder
87.6%
On-time
≤2h
Reply
Main categories
Energy MetersCurrent Sensors
Acrel AKH-0.66/K-50 700A/100mA Split Core CT with RJ45/ 0.5 Class Current Transformer
Acrel AKH-0.66-K-50 600-1000A/5A Split Current Transformer Low Voltage Split Core CT With CE
Acrel 24mm 200/5A Split Core CT Current Transformer 200A Input 5A Output Class 1 for Small Current Monitoring
$18.90
MOQ : 1 piece
$18.90
MOQ : 1 piece
$7.70
MOQ : 1 piece
Contact
Wenzhou Tongea Electric Technology Co., Ltd.

Wenzhou Tongea Electric Technology Co., Ltd.

· 3s yrs · Zhejiang, CN🇨🇳
Matches
4/5

Competitive supplier in Transformers

4.0/5.0(1)
Rating
<15%
Reorder
100.0%
On-time
≤3h
Reply
Main categories
Instrument Transformer
DC DC Clamps Toroidal Coil for Zero Square Current Transformer CT Split Core FP24 Cable 5A 0.333V CE Single Phase
TONGEA DP816 6000/5A Single Phase Split Core Clamp-on Toroidal Coil Current Transformer AC/DC Indoor Use 220V Output Class 0.5
$16
MOQ : 1 piece
$70
MOQ : 10 pieces
Contact
Beijing Yaohua Dechang Electronic Co., Ltd.

Beijing Yaohua Dechang Electronic Co., Ltd.

· 17s yrs · Beijing, CN🇨🇳
Matches
4/5

Top 10% for buyers in Transformers

Overseas warehousing available

5.0/5.0(18)
Rating
<15%
Reorder
100.0%
On-time
≤6h
Reply
Main categories
Current SensorsPower Transformers
YHDC SCT016 16mm Split Core Current Transformer 0.5% Accuracy 10A-120A Passive for Power Meter BMS Energy Metering
YHDC SCT13050QT Single Electronic Current Output(1A/5A) Split Core Current Transformer 130x50mm Rectangular Hole CE ISO ROHS
$4.65-7.92
MOQ : 1 piece
$36.11-48.29
MOQ : 1 piece
Contact
Zhejiang Huapu Instrument Co., Ltd.

Zhejiang Huapu Instrument Co., Ltd.

· 11s yrs · Zhengjiang, CN🇨🇳
Matches
4/5

Competitive supplier in Transformers

4.8/5.0(5)
Rating
<15%
Reorder
100.0%
On-time
≤12h
Reply
Main categories
Panel MetersVoltage MetersMultimeters
AF-30 High Performance CT Split Core Current Transformer Clamp
AF-30 Low Voltage Split Core Electric Current Transformer CT Power Transformer
$1-3
MOQ : 10 pieces
$1-3
MOQ : 10 pieces
Contact
Shanghai Fengyilong Electronic Co., Ltd.

Shanghai Fengyilong Electronic Co., Ltd.

· 18s yrs · Shanghai, CN🇨🇳
Matches
4/5

Well‑matched supplier in Transformers

≤7h
Reply
Main categories
Energy MetersTesting EquipmentGas Meters
Factory Customization Split Core Sillicon Steel Ct Current Transformers With 36mm Hole Size
Split Core Current Transformer 250A/5A Open Type Current Transformer Clamp on CT Electrical transformers
$4
MOQ : 10 pieces
$15-50
MOQ : 10 pieces
Contact
Guangzhou Newlink Technology Co.,Ltd

Guangzhou Newlink Technology Co.,Ltd

VerifiedManufacturer· 4s yrs · Guangdong, CN🇨🇳
Matches
4/5

100% quality control across all production lines

Operates 6 self-owned production lines with certified equipments

Inspection of all products

4.9/5.0(15)
Rating
<15%
Reorder
93.8%
On-time
≤2h
Reply
Main categories
Energy MetersPower Distribution EquipmentFuses
2025 Good Sell Medium Voltage Dry Type CT Current Transformer Split Core Medium Voltage Current Transformer
$4.50-12.50
MOQ : 1000 pieces
Contact
Nanjing Qineng Electronic Technology Co., Ltd.

Nanjing Qineng Electronic Technology Co., Ltd.

VerifiedManufacturer· 4s yrs · Jiangsu, CN🇨🇳
Matches
4/5

Top 10% for buyers in Transformers - United States of America market

Provides e-commerce design services

Main category includes Current Transformer

4.8/5.0(22)
Rating
16%
Reorder
98.1%
On-time
≤3h
Reply
Main categories
Current SensorsCurrent Sense Transformers
Split Core Current Transformer 3000a/5a 4000/5 6000 5 Clamp CT Sensor Open Type Current Transformer
Split Core Current Sensor QNDBK3-10 Ac 5A 10A 20A 50A 100A RS485 4-20mA Dc Clamp Ct Current Transformer Transducer Modbus
$10-25
MOQ : 1 piece
$15-18
MOQ : 1 piece
Contact

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Sources & References

30 sources cited · Verified industry data & reports

Strategic Insights into Global Taiwan Clamp Meters Market ...

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