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Advanced Lightning Protection Device Discharge Lightning Shield SPD Maximum Discharge SPD

Advanced Lightning Protection Device Discharge Lightning Shield SPD Maximum Discharge SPD

US $ 2.5 / Piece FOB
100 Pieces (MOQ)
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Audited Supplier
Nanjing Zhengfeng Foreign Trade Services Co., Ltd.

Jiangsu, China Since 2022
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AC 2p Surge Protector (SPD) 40ka 385V - UL Approved for Power Systems

AC 2p Surge Protector (SPD) 40ka 385V - UL Approved for Power Systems

US $ 1.5 / Piece FOB
100 Pieces (MOQ)
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Audited Supplier
Nanjing Zhengfeng Foreign Trade Services Co., Ltd.

Jiangsu, China Since 2022
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Portable Heart Monitor Biological DC3.3V Ad8232 ECG Measurement for Arduino Kit

Portable Heart Monitor Biological DC3.3V Ad8232 ECG Measurement for Arduino Kit

US $ 5.8-6.5 / Piece FOB
50 Pieces (MOQ)
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Audited Supplier
Shenzhen Chengsuchuang Technology Co., Ltd.

Guangdong, China Since 2024
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385V AC Type 2 Surge Protector for Solar Inverters - 40ka

385V AC Type 2 Surge Protector for Solar Inverters - 40ka

US $ 1.5 / Piece FOB
100 Pieces (MOQ)
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Audited Supplier
Nanjing Zhengfeng Foreign Trade Services Co., Ltd.

Jiangsu, China Since 2022
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A4988 CNC Kits for Arduino Programming with Step Motor Drv8825

A4988 CNC Kits for Arduino Programming with Step Motor Drv8825

US $ 30-34 / Piece FOB
20 Pieces (MOQ)
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Audited Supplier
Shenzhen Chengsuchuang Technology Co., Ltd.

Guangdong, China Since 2024
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Fast Shipment 45 In1 Sensor Module Kits for Arduino Project

Fast Shipment 45 In1 Sensor Module Kits for Arduino Project

US $ 12.8-14.5 / pieces FOB
20 pieces (MOQ)
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Audited Supplier
Shenzhen Chengsuchuang Technology Co., Ltd.

Guangdong, China Since 2024
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Chengsuchuang SIM900 Quad Band GSM GPRS Shield Development Board for Arduino

Chengsuchuang SIM900 Quad Band GSM GPRS Shield Development Board for Arduino

US $ 6.8-7.8 / Piece FOB
50 Pieces (MOQ)
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Shenzhen Chengsuchuang Technology Co., Ltd.

Guangdong, China Since 2024
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Ethernet Shield W5100 Module Expansion Board for Arduino

Ethernet Shield W5100 Module Expansion Board for Arduino

US $ 15-17 / pieces FOB
50 pieces (MOQ)
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Audited Supplier
Shenzhen Chengsuchuang Technology Co., Ltd.

Guangdong, China Since 2024
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3D Printer Parts A4988 Drive Module CNC Machine Shield Ramps1.4 Expansion Board Kit

3D Printer Parts A4988 Drive Module CNC Machine Shield Ramps1.4 Expansion Board Kit

US $ 22-25 / Piece FOB
10 Pieces (MOQ)
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Audited Supplier
Shenzhen Chengsuchuang Technology Co., Ltd.

Guangdong, China Since 2024
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5V 3.0/4.0/4.1 Audio Receiver Board for Arduino Module

5V 3.0/4.0/4.1 Audio Receiver Board for Arduino Module

US $ 4.8-5.5 / Piece FOB
50 Pieces (MOQ)
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Audited Supplier
Shenzhen Chengsuchuang Technology Co., Ltd.

Guangdong, China Since 2024
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Upgrade 37 in 1 Sensor Module Kit for Arduino Development Board

Upgrade 37 in 1 Sensor Module Kit for Arduino Development Board

US $ 11.5-13.5 / Piece FOB
10 Pieces (MOQ)
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Audited Supplier
Shenzhen Chengsuchuang Technology Co., Ltd.

Guangdong, China Since 2024
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Adapter for CH340 USB to Esp8266 Esp-01 WiFi Module for Arduino Development Board

Adapter for CH340 USB to Esp8266 Esp-01 WiFi Module for Arduino Development Board

US $ 1-1.8 / Piece FOB
100 Pieces (MOQ)
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Audited Supplier
Shenzhen Chengsuchuang Technology Co., Ltd.

Guangdong, China Since 2024
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Original New Sdcs-Con-2b 3adt309600r0012 Sdcs-DSL-4 Communication Board

Original New Sdcs-Con-2b 3adt309600r0012 Sdcs-DSL-4 Communication Board

US $ 123 / Piece FOB
1 Piece (MOQ)
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Moore Automation

Trading Company

Fujian, China Since 2024
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24 in 1 Sensor Module Board for Arduino Starter Kits

24 in 1 Sensor Module Board for Arduino Starter Kits

US $ 10-11 / Piece FOB
10 Pieces (MOQ)
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Shenzhen Chengsuchuang Technology Co., Ltd.

Guangdong, China Since 2024
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W5100 Ethernet Network Module Development Board for Arduino

W5100 Ethernet Network Module Development Board for Arduino

US $ 4-4.8 / Piece FOB
50 Pieces (MOQ)
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Audited Supplier
Shenzhen Chengsuchuang Technology Co., Ltd.

Guangdong, China Since 2024
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USB to Ssl Serial Port CH340 2.4G Nrf24L01 Adapter for Arduino Module

USB to Ssl Serial Port CH340 2.4G Nrf24L01 Adapter for Arduino Module

US $ 1.8-2.3 / Piece FOB
50 Pieces (MOQ)
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Audited Supplier
Shenzhen Chengsuchuang Technology Co., Ltd.

Guangdong, China Since 2024
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Cmxelcs Wcs1800 Sensor Module 35A Current Transducer

Cmxelcs Wcs1800 Sensor Module 35A Current Transducer

US $ 4.5-5 / Piece FOB
50 Pieces (MOQ)
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Audited Supplier
Shenzhen Chengsuchuang Technology Co., Ltd.

Guangdong, China Since 2024
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Rcwl-0516 Vibration Sensor Module Smart Sensor Detector for Arduino PCB Board

Rcwl-0516 Vibration Sensor Module Smart Sensor Detector for Arduino PCB Board

US $ 0.6-0.7 / Piece FOB
100 Pieces (MOQ)
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Audited Supplier
Shenzhen Chengsuchuang Technology Co., Ltd.

Guangdong, China Since 2024
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3-80cm E18-D80nk Infrared Obstacle Avoidance Sensor for Arduino Project

3-80cm E18-D80nk Infrared Obstacle Avoidance Sensor for Arduino Project

US $ 1.9-2.5 / Piece FOB
20 Pieces (MOQ)
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Audited Supplier
Shenzhen Chengsuchuang Technology Co., Ltd.

Guangdong, China Since 2024
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Pulse Heart Rate Sensor Compatible for Arduino Micro: Bit Biomimetic Sensor Module

Pulse Heart Rate Sensor Compatible for Arduino Micro: Bit Biomimetic Sensor Module

US $ 2-2.2 / Piece FOB
100 Pieces (MOQ)
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Audited Supplier
Shenzhen Chengsuchuang Technology Co., Ltd.

Guangdong, China Since 2024
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3D Printer Controller Board for Ramps 1.4 CNC Expansion Board Based on Arduino Module

3D Printer Controller Board for Ramps 1.4 CNC Expansion Board Based on Arduino Module

US $ 3-4 / Piece FOB
50 Pieces (MOQ)
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Audited Supplier
Shenzhen Chengsuchuang Technology Co., Ltd.

Guangdong, China Since 2024
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8 Channel 5V Relay Module Board Shield with Optocoupler Support High and Low Level Trigger 5V12V24V

8 Channel 5V Relay Module Board Shield with Optocoupler Support High and Low Level Trigger 5V12V24V

US $ 3-3.5 / Piece FOB
10 Pieces (MOQ)
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Shenzhen Gold Cost Technology Co., Ltd.

Guangdong, China
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3mm 5mm Paper Straw Roll Surface Rewinding Automatic Slitting Machine

3mm 5mm Paper Straw Roll Surface Rewinding Automatic Slitting Machine

US $ 16,000-16,500 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Kunshan Hexin Precise Machinery Co., Ltd.

Manufacturer/Factory & Trading Company

Jiangsu, China Since 2010
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About Relay Shield Module FAQ

  • QHow do I choose the best OEM communication module for my electronics project?

    The Relay Shield Module is a premium choice in the Communication Module category.Evaluate performance needs, compatibility, and factory certification when picking an OEM communication module. Look at trending technical features on distributor and price comparison platforms. Contact us to guide you through top-rated modules and get a tailored quote today.

  • QWhat factors influence the wholesale price of a communication module?

    Enhance your Communication Module setup with our premium Relay Shield Module.Wholesale price for a communication module can depend on specs like protocol (e.g., Wi-Fi, Bluetooth), OEM customization, and order quantity. Many factory suppliers also offer discounts for bulk orders. Ask top distributors for their latest price guide and OEM options for the best deal.

  • QAre there cost-effective communication module distributors offering fast shipping?

    The Relay Shield Module is a top choice in our Communication Module collection.Yes, many leading communication module distributors now provide quick bulk shipping and factory-direct pricing. Look for those supporting OEM and custom packaging. Explore our current trends and reach out for a cheap price estimate or to join our wholesale buyer network.

Automatic Surface Rolling Winding Paper Film Slitting Machine

Automatic Surface Rolling Winding Paper Film Slitting Machine

US $ 28,000 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Kunshan Hexin Precise Machinery Co., Ltd.

Manufacturer/Factory & Trading Company

Jiangsu, China Since 2010
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Online Air Quality Detector Online System Pm2.5 CO2 Concentration Monitoring

Online Air Quality Detector Online System Pm2.5 CO2 Concentration Monitoring

US $ 3,000 / Piece FOB
1 Piece (MOQ)
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Shenzhen Yuante Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2020
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Open Source Quad Core Amlogic S905X3 Banana Pi Bpi M5 Development Board

Open Source Quad Core Amlogic S905X3 Banana Pi Bpi M5 Development Board

US $ 60-70 / Piece FOB
10 Pieces (MOQ)
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Audited Supplier
Shenzhen Chengsuchuang Technology Co., Ltd.

Guangdong, China Since 2024
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Smart License Plate Recognition Device for Office Parking Solutions

Smart License Plate Recognition Device for Office Parking Solutions

US $ 999-1,200 / set FOB
1 set (MOQ)
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Audited Supplier
Guangdong Qigong Industrial Group Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2021
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Premium Waterproof Laser Photocell Sensor for AC/DC Applications

Premium Waterproof Laser Photocell Sensor for AC/DC Applications

US $ 17-20 / Piece FOB
10 Pieces (MOQ)
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Audited Supplier
Ningbo Yoursensor Electronic Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2024
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Good Price 25kVA 30kVA 40kVA Deutz Diesel Generator Set

Good Price 25kVA 30kVA 40kVA Deutz Diesel Generator Set

US $ 2,000-100,000 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Fujian Xinyabo Power Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Fujian, China Since 2017
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1 Gang Nonmetallic Extra Duty Weatherproof in-Use Horizontal Vertical 16 in 1 Outdoor Standard Cover 2.75 in Clear Cover

1 Gang Nonmetallic Extra Duty Weatherproof in-Use Horizontal Vertical 16 in 1 Outdoor Standard Cover 2.75 in Clear Cover

US $ 2.2-5.7 / Piece FOB
10 Pieces (MOQ)
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Audited Supplier
Yueqing Winston Electric Co., Ltd.

Trading Company

Zhejiang, China Since 2011
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Smart Telescopic Gate with License Plate Recognition Technology

Smart Telescopic Gate with License Plate Recognition Technology

US $ 1,600-1,899 / set FOB
1 set (MOQ)
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Audited Supplier
Guangdong Qigong Industrial Group Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2021
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Yoursensor AC/DC12-24V Reflection-Type Photocell Reliable Wired Reflective Photocell

Yoursensor AC/DC12-24V Reflection-Type Photocell Reliable Wired Reflective Photocell

US $ 11-14 / Piece FOB
10 Pieces (MOQ)
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Audited Supplier
Ningbo Yoursensor Electronic Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2024
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Prime Power 30kw Ricardo Diesel Gensets Soundproof Type

Prime Power 30kw Ricardo Diesel Gensets Soundproof Type

US $ 1,400-11,000 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Fujian Xinyabo Power Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Fujian, China Since 2017
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Canbo M-204HD Germany Chipset Motion Radar Sensor Sliding Door Activation Operator Door Opener Detector

Canbo M-204HD Germany Chipset Motion Radar Sensor Sliding Door Activation Operator Door Opener Detector

US $ 10-16 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Shenzhen Winfor Canbo Technology Co., Ltd.

Guangdong, China Since 2025
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Weighing High Precision Industrial Weighing Indicator Controller Bst100-M11jc/Jd

Weighing High Precision Industrial Weighing Indicator Controller Bst100-M11jc/Jd

US $ 102-110 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Changsha Supmeter Technological Co., Ltd.

Manufacturer/Factory

Hunan, China Since 2022
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Omni-Capable Fragmented Marl/Grit Stratum Underground Excavation Module Rock Pipe Jacking Machine

Omni-Capable Fragmented Marl/Grit Stratum Underground Excavation Module Rock Pipe Jacking Machine

US $ 480,000-520,000 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Yangzhou Dilong Machinery Co., Ltd

Manufacturer/Factory & Trading Company

Jiangsu, China Since 2023
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