Wholesale 4 Relay Controller Total 1,806 manufacturers & suppliers found with 5,418 products
Audited Supplier
Manufacturer/Factory
PLC Programmable Logic Controller , HMI , Switching Power Supply , PLC Controller , Human Machine Interface
OEM, ODM, Own Brand
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000...
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US$ 139 / Piece1 Piece (MOQ) -
US$ 105 / Piece1 Piece (MOQ) -
US$ 139 / Piece1 Piece (MOQ)
Audited Supplier
Manufacturer/Factory
, Trading Company
Relay
ISO 9001
within 15 workdays
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US$ 14.3 / Piece5 Pieces (MOQ) -
US$ 14.3 / Piece5 Pieces (MOQ) -
US$ 14.3 / Piece5 Pieces (MOQ)
Shanghai Wafer Microelectronics Co., Ltd.
Since 2009 Suppliers with verified business licenses
4.0
Manufacturer/Factory
, Trading Company
Coin Acceptor , Coin Selector , Vending Machine , Door Sensor , Remote Control
Shanghai, Shanghai
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US$ 50 / Set1 Set (MOQ) -
US$ 50 / Piece1 Piece (MOQ) -
US$ 50 / Set1 Set (MOQ)
Yueqing Page Electrical Co., Ltd.
Since 2016 Suppliers with verified business licenses
4.0
2000
Plant Area
3
Number of Employees
Manufacturer/Factory
, Trading Company
PCB , PCBA , Timer Switch , AC Contactor , Cam Switch
OEM, ODM
ISO 9001, ISO 20000
-
US$ 6 / Piece1 Piece (MOQ) -
US$ 6 / Piece1 Piece (MOQ)
-
US$ 6 / Piece1 Piece (MOQ)
Zhejiang Monro M&E Co., Ltd.
Since 2021 Suppliers with verified business licenses
5.0
5
Annual Revenue
2000+
Plant Area
3
Number of Employees
Manufacturer/Factory
, Trading Company
Automatic Pump Control , Water Pump Pressure Control , Float Switch , Air Compressor Pressure Switch , Pressure Control for Pump
OEM, ODM, Own Brand
ISO9001:2015
-
US$ 10.45 / Piece204 Pieces (MOQ)
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US$ 8.9 / Piece204 Pieces (MOQ)
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US$ 11.2 / Piece204 Pieces (MOQ)
Manufacturer/Factory
, Trading Company
Relay , Filter Paper , Tile Leveling System , Sensor , Timer
OEM, ODM
ISO 9001, ISO 14001
-
US$ 35 / Piece1 Piece (MOQ)
-
US$ 16 / Piece1 Piece (MOQ)
-
US$ 10 / Piece100 Pieces (MOQ)
Trading Company
industrial temperature instruments
OEM, ODM, Own Brand
Response Time≤3h
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US$ 66.34 / Piece1 Piece (MOQ)
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US$ 66.34 / Piece1 Piece (MOQ)
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US$ 66.34 / Piece1 Piece (MOQ)
Manufacturer/Factory
Sensor , PLC , Encoder , HMI , Ozone Generator
OEM, ODM, Own Brand
ISO 9001
-
Negotiable1 Piece (MOQ)
-
US$ 24 / Piece1 Piece (MOQ)
-
US$ 60 / Piece1 Piece (MOQ)
Trading Company
Refrigeration , Capacitor , Freon , Filter Drier , Compressor
OEM, ODM, Own Brand
ISO 9001
-
US$ 3 / Piece500 Pieces (MOQ)
-
US$ 5 / Piece1000 Pieces (MOQ)
-
US$ 3 / Piece500 Pieces (MOQ)
Manufacturer/Factory
Natural Gas Engine Generator Set , Biogas Engine Generator Set , Engine Spare Parts , Diesel Engines , Biogas Engines
OEM, Own Brand
ISO 9001
-
US$ 100 / Piece1 Piece (MOQ)
-
US$ 100 / Piece1 Piece (MOQ)
-
US$ 100 / Piece1 Piece (MOQ)
Trading Company
Remote Control Sensors Industrial Remote Contr
OEM, ODM, Own Brand
ISO 9001
-
US$ 40 / Piece1 Piece (MOQ)
-
US$ 69 / Set1 Set (MOQ)
-
US$ 66 / Piece1 Piece (MOQ)
Manufacturer/Factory
Pneumatic Cylinder , Solenoid Valve , Air Suspension Valve , Directional Valve , Air Preparation Unit
OEM, ODM, Own Brand
ISO 9001
-
US$ 7 / Piece10 Pieces (MOQ)
-
US$ 29 / Piece2 Pieces (MOQ)
-
US$ 19 / Piece1 Piece (MOQ)
Shenzhen Dulcimer Technology Co., Ltd.
Since 2023 Suppliers with verified business licenses
5.0
100
Plant Area
5
Number of Employees
Trading Company
Light-Emitting Diode Chip , Lto Tape Drive , Avaya IP Phones , Electrolytic Capacitors , Tantalum Capacitors
ODM, OEM
ISO 9001
-
US$ 934 / Piece1 Piece (MOQ)
-
US$ 1280 / Piece1 Piece (MOQ)
-
US$ 155 / Piece2 Pieces (MOQ)
Manufacturer/Factory
, Trading Company
HMI , PLC , Scada , Industrial Iot , Iot Gateway
Own Brand
ISO 9001, ISO 14001, ANSI/ESD
-
Negotiable1 Piece (MOQ)
-
Negotiable1 Piece (MOQ)
-
Negotiable1 Piece (MOQ)
Kunshan Ast Optoelectronics Co., Ltd
Since 2022 Suppliers with verified business licenses
5.0
Manufacturer/Factory
Air Monitor Gas Monitor Cotroller , CO2 Temp Rh PAR Monitor
OEM, ODM
ISO 9001
-
US$ 76.2 / Piece100 Pieces (MOQ)
-
US$ 76.2 / Piece100 Pieces (MOQ)
-
US$ 76.2 / Piece100 Pieces (MOQ)
Manufacturer/Factory
HMI , Frequency Converter , Servo Drive , PLC Controller , PLC
OEM, Own Brand
ISO 9001, HSE
-
US$ 60 / Piece1 Piece (MOQ)
-
US$ 75 / Piece1 Piece (MOQ)
-
US$ 40 / Piece1 Piece (MOQ)
Jiangsu Sfere Electric Co., Ltd.
Since 2023 Suppliers with verified business licenses
5.0
453.97 Mil
Annual Revenue
2000+
Plant Area
520
Number of Employees
Manufacturer/Factory
, Trading Company
Multi-Functional Power Meter , Power Quality Mitigation Solution , Motor Controller & Protection , Power Monitoring System , Data Center Power Monitoring System
Own Brand, ODM, OEM
ISO9001:2015, ISO14001:2015, ISO45001:2018 certificate
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US$ 195 / Piece1 Piece (MOQ)
-
US$ 90 / Piece1 Piece (MOQ)
-
US$ 90 / Piece1 Piece (MOQ)
Manufacturer/Factory
, Trading Company
Industrial Control Products , LCD Display , Touch Screen , Heat Dissipation , PLC Relay
Response Time≤3h
ISO 9001, ISO 9000, ISO 20000, ISO 29001, ISO 17025
-
US$ 341 / Piece1 Piece (MOQ)
-
US$ 40 / Piece1 Piece (MOQ)
-
US$ 19 / Piece1 Piece (MOQ)
Nanjing AIYI Technologies Co., Ltd.
Since 2017 Suppliers with verified business licenses
5.0
2000+
Plant Area
59
Number of Employees
Manufacturer/Factory
Gas Detector , Portable Gas Detector , Gas Monitor , Fixed Gas Detector , Gas Detection System
Own Brand, ODM, OEM
ISO9001:2015 Certificate
-
US$ 580 / Piece1 Piece (MOQ)
-
US$ 320 / Piece1 Piece (MOQ)
-
US$ 130 / Piece1 Piece (MOQ)
Shenzhen ATC Technology Co., Ltd.
Since 2011 Suppliers with verified business licenses
4.0
Manufacturer/Factory
, Trading Company
Modbus I/O Module , Modbus PLC Controller , Serial Server for Industrial , USB Convetrer for Industrial , Interface Converter for Industrial
OEM, Own Brand
within 15 workdays
-
US$ 81.4 / Piece1 Piece (MOQ)
-
US$ 98.7 / Piece1 Piece (MOQ)
-
US$ 150 / Piece1 Piece (MOQ)
Suzhou Delfino Environmental Technology Co., Ltd.
Since 2021 Suppliers with verified business licenses
4.0
500
Plant Area
2
Number of Employees
Manufacturer/Factory
, Trading Company
pH Meter , pH Senser
ISO9001:2015
within 15 workdays
-
US$ 69 / Piece1 Piece (MOQ)
-
Negotiable1 Piece (MOQ)
-
US$ 69 / Piece1 Piece (MOQ)
Trading Company
Gas Detector , Call Point , Carbon Monoxide Detector , Manual Operated Siren , Fire Hose Nozzle
OEM, ODM, Own Brand
ISO 9001
-
US$ 80 / Piece1 Piece (MOQ)
-
US$ 80 / Piece1 Piece (MOQ)
-
US$ 80 / Piece1 Piece (MOQ)
Dongguan Dongxin Intelligent Technology Co., Ltd.
Since 2024 Suppliers with verified business licenses
5.0
500
Plant Area
1
Number of Employees
Trading Company
PLC , Power Supply , Drive , Soft Starter , HMI
ODM
Response Time≤3h
-
US$ 150 / Piece1 Piece (MOQ)
-
US$ 99 / Piece1 Piece (MOQ)
-
US$ 150 / Piece1 Piece (MOQ)
Trading Company
HMI , PLC , Inverter , Motor , Driver
within 15 workdays
Guangzhou, Guangdong
-
US$ 30 / Piece1 Piece (MOQ)
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US$ 120 / Piece1 Piece (MOQ)
-
US$ 120 / Piece1 Piece (MOQ)
Beijing Shi'an Technology Instrument Co., Ltd.
Since 2018 Suppliers with verified business licenses
4.0
2000+
Plant Area
2
Number of Employees
Manufacturer/Factory
, Trading Company
Portable Gas Detector , Portable Gas Analyzer , Handheld Gas Detector , Portable Multi Gas Detector , Portable Single Gas Detector
OEM, ODM, Own Brand
ISO 9001
-
US$ 50 / Piece300 Pieces (MOQ)
-
US$ 85 / Piece1 Piece (MOQ)
-
US$ 50 / Piece300 Pieces (MOQ)
Manufacturer/Factory
, Trading Company
Iot Gateways , 4G M2m RTU , Ethernet I/O Module , Industrial Computer , Industrial 4G Edge Router
ISO9001:2015
within 15 workdays
-
US$ 34 / Piece1 Piece (MOQ)
-
US$ 34 / Piece1 Piece (MOQ)
-
US$ 148 / Piece1 Piece (MOQ)
Manufacturer/Factory
Mimos Mesh WiFi Mesh Networks MIMO Mesh Systems , Definition Cofdm Video Transmitter , RF Tactical Radio Communication Video Radio Link , Ptt Military Wireless Mesh Network , Flight Controller RC Telemetry Video Data Link
OEM, ODM, Own Brand
ISO 9001
-
US$ 8289 / Piece1 Piece (MOQ)
-
US$ 1800 / Piece1 Piece (MOQ)
-
US$ 11125 / Piece1 Piece (MOQ)
Nanjing Hangjia Electronic Technology Co., Ltd.
Since 2019 Suppliers with verified business licenses
5.0
1356
Plant Area
26
Number of Employees
Manufacturer/Factory
, Trading Company
Pressure Sensor , Pressure Switch , Water Level Sensor , Flow Meter , Differential Pressure Sensor
ODM, OEM, Own Brand
Response Time≤3h
-
US$ 25 / Piece1 Piece (MOQ)
-
US$ 85 / Piece5 Pieces (MOQ)
-
US$ 125 / Piece1 Piece (MOQ)
Manufacturer/Factory
Refrigerant Gas R134A , Refrigerant Gas R410A , Refrigerant Gas R507 , Refrigerantgas R404A , Refrigerant R22
OEM, Own Brand
ISO 9001, GMP
-
US$ 15 / Piece200 Pieces (MOQ)
-
US$ 0.7 / Piece500 Pieces (MOQ)
-
US$ 5.9 / Piece300 Pieces (MOQ)
Manufacturer/Factory
Pressure Transmitter , Level Transmitter , Temperature Transmitter , Flow Switch , Pressure Sensor
OEM, ODM
ISO 9001, ISO 9000, ISO 14001
-
US$ 129 / Piece1 Piece (MOQ)
-
US$ 69 / Piece1 Piece (MOQ)
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US$ 66 / Piece10 Pieces (MOQ)
Audited Supplier
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