3 Phase Relay Test System
Total 283
manufacturers & suppliers found with 849 products
Haomai Electric Power Automation Co., Ltd.
Since 2017
2000+
249
Suppliers with verified business licenses
4.0
Plant Area
Number of Employees
Manufacturer/Factory
General Relay Test System
, Intelligent Substation Test Equipment
, CT-PT Tester
, Transformer Tester
Own Brand, ODM, OEM
ISO9001:2015, ISO14001:2015, ISO45001:2018 certificate
Weshine Electric Manufacturing Co., Ltd.
Since 2022
3
2000
2
Suppliers with verified business licenses
5.0
Annual Revenue
Plant Area
Number of Employees
Manufacturer/Factory
, Trading Company
Transformer Tester
, Insulating Oil Tester
, Hipot Tester
, Insulating Tester
, Circuit Breaker Tester
OEM, ODM
ISO9001:2015, ISO14001:2015, ISO45001:2016
Manufacturer/Factory
Hipot Tester
, Insulation Resistance Tester
, Oil Tester
, Circuit Breaker
, Relay Protection Tester
OEM, Own Brand
ISO 9001
Kiyu Power Wuhan Co., Ltd
Since 2018
2000+
25
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Manufacturer/Factory
, Trading Company
Surge arrester
, Ground lead disconnector
, DC hipot tester
, Partial discharge tester
, Lightning impulse voltage generator
ODM, OEM, Own Brand
ISO9001:2015, ISO14001:2015
Wuhan UHV Power Technology Co., Ltd.
Since 2022
2000+
111
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Manufacturer/Factory
, Trading Company
Contact Resistance Tester
, Protection Relay Tester
, Circuit Breaker Analyzer
, AC DC Hipot Tester
, Transformer Tester
ODM, OEM, Own Brand
Response Time≤3h
Manufacturer/Factory
, Trading Company
Oil Purifier
, Fire Testing Equipment
, Petroleum Products Testing Equipment
, Electrical Testing Equipment
, Transformer Test Set
OEM, ODM, Own Brand
ISO 9001
Manufacturer/Factory
Current Transformer
, Energy Meter Calibration
, Power Quality Analyzer
, Test Equipment
, CT PT Analyzer
OEM, ODM, Own Brand
ISO 9001, ISO 14001
Sansion Power Electric Co., Ltd.
Since 2015
1100
59
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Manufacturer/Factory
, Trading Company
Power testing products (Only export)
Own Brand, OEM
ISO9001:2015
Manufacturer/Factory
AC Resonant Test System
, AC/DC Hipot Tester
, Circuit Breaker Analyzer
, Hv Test Set
, Power Frequency Hipot Tester
OEM, ODM, Own Brand
ISO 9001, ISO 14000, OHSAS/ OHSMS 18001
Kvtester Electronics Technology Co., Ltd.
Since 2019
2000
2
Suppliers with verified business licenses
4.0
Plant Area
Number of Employees
Manufacturer/Factory
, Trading Company
CT Analyzer
, Hv Testing Equipment
, Transformer Tester
, Relay Protective Tester
, Generator & Earthing Series
OEM, Own Brand
ISO 9001
CHANGSHA LANGSHUO TECHNOLOGY CO LTD
Since 2023
118
6
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Trading Company
Tensile Testing Machine; IZOD Charpy Impact Tester; Melt Flow Index Tester; Temperature Humidity Test Chamber; Contact Angle Tester
OEM, ODM, Own Brand
within 15 workdays
Manufacturer/Factory
, Trading Company
Vlf Hipot Testers
, AC Hipot Tester
, DC Hipot Tester
, Resonant Test Set
, Micro Ohmmeter
OEM, ODM, Own Brand
ISO 9001
Wuhan Jiuhua Jingce Power Equipment Co., Ltd.
Since 2023
354
4
Suppliers with verified business licenses
4.0
Plant Area
Number of Employees
Manufacturer/Factory
, Trading Company
Three-phase Volt Ampere Meter; Insulation Resistance Tester; Transformer Resistance Tester; Contact Resistance Tester; Loop Resistance Tester
Own Brand
ISO 9001
Xian XZH Electric Power Technology Co., Ltd.
Since 2021
1700
5
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Manufacturer/Factory
, Trading Company
Cable Fault Locator
, Transformer Tester
, Ac Dc Hipot Tester
, Ground Tester
, High Voltage Circuit Breaker Analyzer
Own Brand, ODM, OEM
ISO9001:2015, ISO14001:2015, ISO45001:2018
Manufacturer/Factory
, Trading Company
Battery Discharge Tester
, Storage Battery Load Tester
, Battery Test Equipment
, Battery Maintenance Instruments
, Battery Charging Tester
OEM, ODM, Own Brand
ISO 9001, ISO 14001
Manufacturer/Factory
Electrical Testing Equipment
, Fire Resistance Testing Equipment
, Transformer Tester
, High Voltage Tester
, Circuit Breaker Tester
Own Brand
ISO 9001
Manufacturer/Factory
, Trading Company
Automatic Transfer Swtich
, Power Capacitor
, Air Circuit Breaker
, Single Meter Socket
, Online Soft Starter
OEM, ODM, Own Brand
ISO 9001, ISO 14001
HV Hipot Electric Co., Ltd.
Since 2011
48.5 Mil
2000+
68
Suppliers with verified business licenses
5.0
Annual Revenue
Plant Area
Number of Employees
Manufacturer/Factory
, Trading Company
Transformer Testers
, Partial Discharge Test System
, Insulation Tester
, High Voltage Test Set
, Switchgears Test Set
Own Brand, ODM
ISO9001:2015, ISO14001:2015, ISO 45001:2018
Manufacturer/Factory
Flammability Tester
, Fire Test Equipment
, Petroleum Products Test Equipment
, Lubricating Oil Test Kits
, Electrical Test Instrument
OEM, ODM, Own Brand
Response Time≤3h
Manufacturer/Factory
, Trading Company
Elevator Spare Parts
, Escalator Parts
, Elevator Door Sensor
, Elevator Inverter
, Elevator PCB
OEM
ISO 9001
Wuhan GDZX Power Equipment Co., Ltd.
Since 2017
2000+
40
Suppliers with verified business licenses
4.0
Plant Area
Number of Employees
Manufacturer/Factory
, Trading Company
Rosonant Tester
, Contact Resistance Tester
, SF6 Tester
, Hipot Tester
, Standard Power Source
Own Brand, ODM, OEM
ISO9001:2015, ISO14001:2015, ISO45001:2016
Zhejiang NCR Industrial Co., Ltd.
Since 2006
2000+
3
Suppliers with verified business licenses
4.0
Plant Area
Number of Employees
Manufacturer/Factory
, Trading Company
Relay
, Shunt
, Current Transformer
, Meter
, Wiper Motor
ISO9001:2015, ISO14001:2015, ISO45001:2018
Wenzhou, Zhejiang
Manufacturer/Factory
Magnetic Latching Relay
, Auto Relay
, Power Relay
, Communication Relay
, Generally Relay
OEM, ODM, Own Brand
ISO 9001, ISO 14001, OHSAS/ OHSMS 18001
Zhejiang TTN Electric Co., Ltd.
Since 2012
2000+
3
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Manufacturer/Factory
Voltage Stabilizer
, Voltage Regulator
, AVR
, Solar Panels
, Power Inverter
OEM, ODM, Own Brand
ISO9001:2015, ISO14001:2015, OHSAS18001:2007
Manufacturer/Factory
, Trading Company
Solenoid Valve
, Auto Relay
, Power Relay
, PCB Relay
, Latching Relay
ISO9001:2015, ISO14001:2015, IATF16949, ISO45001:2018 certificate
Wenzhou, Zhejiang
Manufacturer/Factory
Panel Meter
, Energy Meter
, Multifunction Power Meter
, Protection Relay
, Electrical Transducer
OEM, ODM
ISO 9001, GMP
zhejiang Westhomes Electric Co., Ltd.
Since 2023
2000+
274
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Manufacturer/Factory
, Trading Company
Miniature Circuit Breaker; Molded Case Circuit Breaker; Universal Air Circuit Breaker; Automatic Changeover Switch
ODM, OEM
ISO 9001, ISO 14001, OHSAS/ OHSMS 18001
Zhejiang Xinghao Technology Co., Ltd.
Since 2021
2000+
42
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Honle Group Co., Ltd.
Since 2014
2000+
3
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Manufacturer/Factory
, Trading Company
Automatic Voltage Regulator
, Volgtage Stabilier
, Regulator
, Power Transformer
, Inverter
OEM, ODM, Own Brand
ISO9001:2015, ISO14001:2015, ISO45001:2018 certificate
Nanjing Conpo Power Tech. Co., Ltd.
Since 2011
2000+
2
Suppliers with verified business licenses
5.0
Plant Area
Number of Employees
Trading Company
Voltage Stabilizer/Voltage Regulator
, UPS/Battery
, Inverter
, Solar Panel/Solar Controller
, Solar Inverter/Solar Generator
OEM, ODM, Own Brand
ISO 9001, ISO 14001, QC 080000, GMP