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Relay Switch Support Face Liveness Detection Attendance System for Elevator Access Control

Relay Switch Support Face Liveness Detection Attendance System for Elevator Access Control

US $ 368-398 / Piece FOB
2 Pieces (MOQ)
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Main Products: Turnstile Gate, Biometric Device, Car Barrier Gate, Automatic Door Opener, License Plate Recognition Device, Face Recognition Attendance, Speed Gate, Facial Recognition Turnstile, Tripod Turnstile, Full Height Turnstile
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Audited Supplier
Shenzhen Easco Smart Equipment Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2025
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TPS220m-18kw Tethered Drone System for 70~90kg Class 14s-24s Drone Building Cleaning, Communication Relay and Emergency Respons with Automatic Winch

TPS220m-18kw Tethered Drone System for 70~90kg Class 14s-24s Drone Building Cleaning, Communication Relay and Emergency Respons with Automatic Winch

US $ 25,200-25,704 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Nanjing Rosefinch Technology Co., Ltd

Jiangsu, China Since 2023
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Advanced High Voltage Relay Test System with Custom Pricing

Advanced High Voltage Relay Test System with Custom Pricing

1 Set (MOQ)
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Main Products: CT PT Analyzer, Relay Protection Test System, Substation DC System Tester, Battery Test System
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Haomai Electric Power Automation Co., Ltd.

Manufacturer/Factory & Trading Company

Hubei, China Since 2017
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Vy Optics Research-Grade 532nmcollimation-Preserving4f Beam Relay Optical System

Vy Optics Research-Grade 532nmcollimation-Preserving4f Beam Relay Optical System

US $ 4,999-5,999 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
VY Optoelectronics Co., Ltd.

Jilin, China Since 2014
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Smart Positioning Water Leak Detector LCD Display RS485 Modbus RTU Controller 10A Relay Output Water Leakage Alarm System

Smart Positioning Water Leak Detector LCD Display RS485 Modbus RTU Controller 10A Relay Output Water Leakage Alarm System

US $ 35-50 / Piece FOB
1 Piece (MOQ)
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Main Products: Smoke Detector, Air Dryer Controller, Water Leak Detector, Dew Point Sensor, Refrigerated Air Dryer Controller, Combined Dryer Controller, Telecom Base Station Environment Monitoring
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Hangzhou Xinjian Electronic Co., Ltd.

Zhejiang, China Since 2024
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Multi-Functional Relay Protection Test System with High Current Output

Multi-Functional Relay Protection Test System with High Current Output

US $ 2,000-4,200 / Piece FOB
1 Piece (MOQ)
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Load Way : Electronic Load
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Audited Supplier
Wuhan Huayi Electric Power Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Hubei, China Since 2024
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Surveillance Quadcopter Wireless Relay Wave Mobile Technology Heavy Lift Drone Portable RC Video Uav Control System

Surveillance Quadcopter Wireless Relay Wave Mobile Technology Heavy Lift Drone Portable RC Video Uav Control System

US $ 11,150-12,580 / Piece FOB
2 Pieces (MOQ)
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Main Products: 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, Drone Shield Drone Detection RF Power Amplifier, Anti Drone System Counter Uav System Counter, Drone Shop Uav Drones for Sale Vtol Uav, Quadcopter Unmanned Aerial Vehicle Helicopter, Long Range RC Drone
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Audited Supplier
Shenzhen Xingkai Technology Co., Ltd

Guangdong, China Since 2023
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IEC-Compliant 6-Phase Digital Relay Testing System for Protection

IEC-Compliant 6-Phase Digital Relay Testing System for Protection

US $ 6,500-7,000 / Piece FOB
1 Piece (MOQ)
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Load Way : Electronic Load
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Audited Supplier
Haomai Electric Power Automation Co., Ltd.

Manufacturer/Factory & Trading Company

Hubei, China Since 2017
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Research-Grade 532 Nm Laser Beam Relay & Collimation Stabilization Optical System

Research-Grade 532 Nm Laser Beam Relay & Collimation Stabilization Optical System

US $ 689-998 / Piece FOB
10 Pieces (MOQ)
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Main Products: Optical Lens, Optical Spherical Lens, Optical Prism, Optical Windows, Optical Ball Lens, Rod Lens, Half Ball Lens, Linbo3 Wafer and Powder, Aspheric Lens, Projector Fisheye Lens
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Audited Supplier
VY Optoelectronics Co., Ltd.

Jilin, China Since 2014
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High Precision Relay Test System with Custom Pricing Options

High Precision Relay Test System with Custom Pricing Options

1 Set (MOQ)
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Audited Supplier
Haomai Electric Power Automation Co., Ltd.

Manufacturer/Factory & Trading Company

Hubei, China Since 2017
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Vy Optics Research-Grade 532nm 4f Beam Relay Collimation System

Vy Optics Research-Grade 532nm 4f Beam Relay Collimation System

US $ 4,999-5,999 / Piece FOB
1 Piece (MOQ)
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Main Products: Optical Lens, Optical Spherical Lens, Optical Prism, Optical Windows, Optical Ball Lens, Rod Lens, Half Ball Lens, Linbo3 Wafer and Powder, Aspheric Lens, Projector Fisheye Lens
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VY Optoelectronics Co., Ltd.

Jilin, China Since 2014
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High-Performance Linear Amplifier Relay Test System

High-Performance Linear Amplifier Relay Test System

US $ 14,000 / Set FOB
1 Set (MOQ)
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Audited Supplier
Haomai Electric Power Automation Co., Ltd.

Manufacturer/Factory & Trading Company

Hubei, China Since 2017
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Tensile Testing Machine Compression Testing Machine Bend Testing Machine Shear Testing Machine Torsion Testing Machine Fatigue Testing Machine
Collimation Preserving Optical Design for Laser Beam Transport Precision Imaging and Photonic Application 532nm 4f Beam Relay System

Collimation Preserving Optical Design for Laser Beam Transport Precision Imaging and Photonic Application 532nm 4f Beam Relay System

US $ 950-1,200 / Piece FOB
1 Piece (MOQ)
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Main Products: Optical Lens, Optical Spherical Lens, Optical Prism, Optical Windows, Optical Ball Lens, Rod Lens, Half Ball Lens, Linbo3 Wafer and Powder, Aspheric Lens, Projector Fisheye Lens
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Audited Supplier
VY Optoelectronics Co., Ltd.

Jilin, China Since 2014
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High Current Relay Testing System for 120A Applications

High Current Relay Testing System for 120A Applications

US $ 2,200-2,800 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Haomai Electric Power Automation Co., Ltd.

Manufacturer/Factory & Trading Company

Hubei, China Since 2017
Chat Now Send Inquiry
Research-Grade 532nmcollimation-Preserving4f Beam Relay Optical System

Research-Grade 532nmcollimation-Preserving4f Beam Relay Optical System

US $ 29-128 / piece/pieces FOB
1 piece/pieces (MOQ)
More
Main Products: Optical Lens, Optical Spherical Lens, Optical Prism, Optical Windows, Optical Ball Lens, Rod Lens, Half Ball Lens, Linbo3 Wafer and Powder, Aspheric Lens, Projector Fisheye Lens
Send Inquiry
Audited Supplier
VY Optoelectronics Co., Ltd.

Jilin, China Since 2014
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Advanced Relay Test System with Remote PC Control and Protection Kits

Advanced Relay Test System with Remote PC Control and Protection Kits

US $ 2,500-3,000 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Haomai Electric Power Automation Co., Ltd.

Manufacturer/Factory & Trading Company

Hubei, China Since 2017
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532 Nm High-Power Nanosecond Laser 4f Beam Expansion and Relay Optical System

532 Nm High-Power Nanosecond Laser 4f Beam Expansion and Relay Optical System

US $ 950-1,200 / Piece FOB
1 Piece (MOQ)
More
Main Products: Optical Lens, Optical Spherical Lens, Optical Prism, Optical Windows, Optical Ball Lens, Rod Lens, Half Ball Lens, Linbo3 Wafer and Powder, Aspheric Lens, Projector Fisheye Lens
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Audited Supplier
VY Optoelectronics Co., Ltd.

Jilin, China Since 2014
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Innovative Mmwave Radar Camera Surveillance System with Simultaneous Target Tracking

Innovative Mmwave Radar Camera Surveillance System with Simultaneous Target Tracking

US $ 1 / Piece FOB
1 Piece (MOQ)
More
System : Microwave System
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Audited Supplier
Time Varying Transmission Co., Ltd.

Manufacturer/Factory & Trading Company

Hunan, China Since 2022
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Smart Parking Solutions: Advanced One-Way Vehicle Detection System

Smart Parking Solutions: Advanced One-Way Vehicle Detection System

US $ 9.5-12 / Piece FOB
1 Piece (MOQ)
More
Main Products: High Speed Door, Aluminum Fast Spiral Door, Industrial Sectional Door, Roller Shutter Door, Automatic Sliding Door, Hospital Door And Door Accessories.
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Audited Supplier
Shenzhen Huajie Automatic Door Co., Ltd.

Trading Company

Guangdong, China Since 2025
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2 Wire IP Home Security System1080p Camera Doorbell Video Intercom System

2 Wire IP Home Security System1080p Camera Doorbell Video Intercom System

US $ 1-65 / Piece FOB
1 Piece (MOQ)
More
Installation : Surface-Mounted
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Audited Supplier
Shenzhen Eeguard Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2017
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Related Videos
  • What is Relay Switch Support Face Liveness Detection Attendance System for Elevator Access Control
    What is Relay Switch Support Face Liveness Detection Attendance System for Elevator Access Control
    US $ 368-398 /Piece
    2 Pieces (MOQ)
    Send Inquiry
  • What is TPS220m-18kw Tethered Drone System for 70~90kg Class 14s-24s Drone Building Cleaning, Communication Relay and Emergency Respons with Automatic Winch
    What is TPS220m-18kw Tethered Drone System for 70~90kg Class 14s-24s Drone Building Cleaning, Communication Relay and Emergency Respons with Automatic Winch
    US $ 25,200-25,704 /Piece
    1 Piece (MOQ)
    Send Inquiry
  • What is Advanced High Voltage Relay Test System with Custom Pricing
    What is Advanced High Voltage Relay Test System with Custom Pricing
    Negotiable
    1 Set (MOQ)
    Send Inquiry
  • What is Vy Optics Research-Grade 532nmcollimation-Preserving4f Beam Relay Optical System
    What is Vy Optics Research-Grade 532nmcollimation-Preserving4f Beam Relay Optical System
    US $ 4,999-5,999 /Piece
    1 Piece (MOQ)
    Send Inquiry
Z Wago 750 495 High-Performance I/O System for Enhanced Data Handling in Industrial Control

Z Wago 750 495 High-Performance I/O System for Enhanced Data Handling in Industrial Control

US $ 90-399 / Piece FOB
1 Piece (MOQ)
More
Main Products: Frequency Inverfter, Varibale Frequency Inerter, VSD, VFD, AC Motor Drives, Pump VFD, Water Pump VFD, Pump Variable Frequency Drive, Crane VFD, Inversor De FrequeNcia Para Bomba DeaGua
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Audited Supplier
Quanzhou Ausenist Technology Co., Ltd

Jiangsu, China Since 2023
Chat Now Send Inquiry
Stainless Steel Panel Single Relay Output Digital DC12V Access Control System Products with Keypad

Stainless Steel Panel Single Relay Output Digital DC12V Access Control System Products with Keypad

US $ 22-29.5 / Piece FOB
1 Piece (MOQ)
More
Communication Mode : not Networked
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Audited Supplier
Shenzhen Nordson Electronic Co., Ltd.

Guangdong, China Since 2015
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Smart Power Failure Detection System for Industrial Server Environments

Smart Power Failure Detection System for Industrial Server Environments

US $ 19-25 / Piece FOB
1 Piece (MOQ)
More
Main Products: Soil Sensor, Wind Sensor, Temperature and Humidity Sensor, Dissolved Oxygen Sensor, Soil Moisture Sensor, Weather Station, CO2 Sensor, Humidity Temperature Sensor
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Audited Supplier
Shandong Renke Control Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Shandong, China Since 2025
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About Relay System FAQ

  • QCan I customize test machines to fit unique testing parameters or OEM specs?

    Upgrade your Test Machine with the elegant and durable Relay System.Absolutely! Many test machine manufacturers offer full OEM custom test machine assembly and specialized instrument integration with factory price savings. The guide to customization is straightforward: specify parameters, request a factory quote, and compare distributor timelines. Get started today—submit your specs for a tailored solution.

  • QWhat are current trends in test machine technology for instrument & meter applications?

    The Relay System is a premium choice in the Test Machine category.Recent trends for test machine instruments include digital interfacing, integrated data logging, and custom test machine automation. Stay ahead by sourcing from top distributor networks and wholesale suppliers offering guide documentation and factory price transparency. Request a demo to see where you can save or customize.

  • QHow do I get the best price for test machines from factories or OEM suppliers?

    Enhance your Test Machine setup with our premium Relay System.If you’re sourcing test machines, ask for wholesale price lists directly from test machine factory or OEM test machine distributor. Many offer custom features for bulk inquiries. Review their market trends and compare discounts before you buy. Contact us now to secure the best offer and ensure rapid delivery.

Radio System Digital Relay Transceiver Dmr Intercom System Dmr Repeater

Radio System Digital Relay Transceiver Dmr Intercom System Dmr Repeater

US $ 8,888 / Piece FOB
1 Piece (MOQ)
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Encryption : AES Encryption
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Audited Supplier
Changsha Jiumo Security Technology Co., Ltd.

Hunan, China Since 2025
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Elevator Accessory Card Swiping System Step-Sftv1.10

Elevator Accessory Card Swiping System Step-Sftv1.10

US $ 150-200 / Piece FOB
1 Piece (MOQ)
More
Main Products: Elevator Parts, Escalator Parts, Elevator Door Sensor, Elevator Inverter, Elevator Machine, Elevator Button, Elevator Motor, Lift Elevator Parts, Elevator Spare Parts, Intercom
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Audited Supplier
Xi'an Uplift Parts Co., Ltd.

Shaanxi, China Since 2022
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Portable Relay Test System for Nari Line Protection Relays

Portable Relay Test System for Nari Line Protection Relays

US $ 8,500-9,500 / Set FOB
1 Set (MOQ)
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Audited Supplier
Haomai Electric Power Automation Co., Ltd.

Manufacturer/Factory & Trading Company

Hubei, China Since 2017
Chat Now Send Inquiry
24GHz K Band Perimeter Intruder Detection Radar Sensor Airport Security Alarm System

24GHz K Band Perimeter Intruder Detection Radar Sensor Airport Security Alarm System

US $ 1 / Piece FOB
1 Piece (MOQ)
More
Main Products: Perimeter Radar Security System, Anti-Drone Solution & System, Elderly Care Health Care System, Mmwave Radar Modules
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Audited Supplier
Time Varying Transmission Co., Ltd.

Manufacturer/Factory & Trading Company

Hunan, China Since 2022
Chat Now Send Inquiry
Advanced Smart Vehicle Detection System for Enhanced Ground Safety

Advanced Smart Vehicle Detection System for Enhanced Ground Safety

US $ 9-11 / Piece FOB
1 Piece (MOQ)
Send Inquiry
Audited Supplier
Shenzhen Huajie Automatic Door Co., Ltd.

Trading Company

Guangdong, China Since 2025
Chat Now Send Inquiry
532nm High Power Laser Beam Expander 4f Optical System

532nm High Power Laser Beam Expander 4f Optical System

US $ 60-150 / Piece FOB
1 Piece (MOQ)
More
Main Products: Optical Lens, Optical Spherical Lens, Optical Prism, Optical Windows, Optical Ball Lens, Rod Lens, Half Ball Lens, Linbo3 Wafer and Powder, Aspheric Lens, Projector Fisheye Lens
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Audited Supplier
VY Optoelectronics Co., Ltd.

Jilin, China Since 2014
Chat Now Send Inquiry
CT11 Wireless Cloud AI-Based Smart Biometric Face Access Control System with Twin Relay IP65 Waterproof SDK

CT11 Wireless Cloud AI-Based Smart Biometric Face Access Control System with Twin Relay IP65 Waterproof SDK

US $ 299 / Piece FOB
5 Pieces (MOQ)
More
Application : Parking, Hospital, Library, Company, Bank, Store
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Audited Supplier
CiVinTec Global Co., Limited

Manufacturer/Factory & Trading Company

Guangdong, China Since 2005
Chat Now Send Inquiry
Z Wago 750 559 High-Quality I/O System for Optimized Industrial Automation Control

Z Wago 750 559 High-Quality I/O System for Optimized Industrial Automation Control

US $ 90-399 / Piece FOB
1 Piece (MOQ)
More
Main Products: Frequency Inverfter, Varibale Frequency Inerter, VSD, VFD, AC Motor Drives, Pump VFD, Water Pump VFD, Pump Variable Frequency Drive, Crane VFD, Inversor De FrequeNcia Para Bomba DeaGua
Send Inquiry
Audited Supplier
Quanzhou Ausenist Technology Co., Ltd

Jiangsu, China Since 2023
Chat Now Send Inquiry
Advanced 6-Phase Protection Relay Testing System for Precision

Advanced 6-Phase Protection Relay Testing System for Precision

1 Set (MOQ)
Send Inquiry
Audited Supplier
Haomai Electric Power Automation Co., Ltd.

Manufacturer/Factory & Trading Company

Hubei, China Since 2017
Chat Now Send Inquiry
Smart Radar Ai-Video Perimeter Security System with Onvif Rtsp Compatibility and Sdk/API Integration

Smart Radar Ai-Video Perimeter Security System with Onvif Rtsp Compatibility and Sdk/API Integration

US $ 1 / Piece FOB
1 Piece (MOQ)
More
Main Products: Perimeter Radar Security System, Anti-Drone Solution & System, Elderly Care Health Care System, Mmwave Radar Modules
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Audited Supplier
Time Varying Transmission Co., Ltd.

Manufacturer/Factory & Trading Company

Hunan, China Since 2022
Chat Now Send Inquiry
Smart Vehicle Access Control System for Hassle-Free Parking

Smart Vehicle Access Control System for Hassle-Free Parking

US $ 7-9 / Piece FOB
1 Piece (MOQ)
Send Inquiry
Audited Supplier
Shenzhen Huajie Automatic Door Co., Ltd.

Trading Company

Guangdong, China Since 2025
Chat Now Send Inquiry
Z Wago 2601 1201 Modular I/O System for Flexible and Efficient Industrial Automation Solutions

Z Wago 2601 1201 Modular I/O System for Flexible and Efficient Industrial Automation Solutions

US $ 90-399 / Piece FOB
1 Piece (MOQ)
More
Main Products: Frequency Inverfter, Varibale Frequency Inerter, VSD, VFD, AC Motor Drives, Pump VFD, Water Pump VFD, Pump Variable Frequency Drive, Crane VFD, Inversor De FrequeNcia Para Bomba DeaGua
Send Inquiry
Audited Supplier
Quanzhou Ausenist Technology Co., Ltd

Jiangsu, China Since 2023
Chat Now Send Inquiry
High-Performance Portable Relay Testing System with USB Control

High-Performance Portable Relay Testing System with USB Control

US $ 2,500-3,000 / Piece FOB
1 Piece (MOQ)
Send Inquiry
Audited Supplier
Haomai Electric Power Automation Co., Ltd.

Manufacturer/Factory & Trading Company

Hubei, China Since 2017
Chat Now Send Inquiry
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