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Custom Design 4 in 1 Serials Large Size Fire Protection Kit UL299 Certification
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Custom Design 4 in 1 Serials Large Size Fire Protection Kit UL299 Certification

US $ 6.22-7.56 / Piece FOB
80 Pieces (MOQ)
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Main Products: Fire Extinguisher, Fire Blanket, Fire Hydrant, Fire Hose Reel, Fire Hose, Fire Hydrant Valve, Fire Cabinet, Fire Extinguisher Filling Machine, Fire Nozzle, Fire Extinguisher Ball
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Audited Supplier
Nanjing Jiayi Fire Technology Co., Ltd

Jiangsu, China Since 2021
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St-Bk Serials 35% Vlt Dyed Window Film with 3-Year Warranty Privacy Protection
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St-Bk Serials 35% Vlt Dyed Window Film with 3-Year Warranty Privacy Protection

US $ 26-46 / Roll FOB
1 Roll (MOQ)
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Position : Window
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Shanxi Dingxin Films Technology Stock Co., Ltd

Manufacturer/Factory & Trading Company

Shanxi, China Since 2024
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St-Bk Serials 5% Vlt Dyed Window Film with High Quality Privacy Protection
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St-Bk Serials 5% Vlt Dyed Window Film with High Quality Privacy Protection

US $ 26-46 / Roll FOB
1 Roll (MOQ)
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Main Products: Paint Protection Film, Window Film
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Shanxi Dingxin Films Technology Stock Co., Ltd

Manufacturer/Factory & Trading Company

Shanxi, China Since 2024
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St-Bk Serials 20% Vlt Dyed Window Film Charcoal Black Privacy Protection
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St-Bk Serials 20% Vlt Dyed Window Film Charcoal Black Privacy Protection

US $ 26-46 / Roll FOB
1 Roll (MOQ)
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Function : UV Proof, Privacy Protection, Heat Insulation, Explosion-Proof, Anti Scratch
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Shanxi Dingxin Films Technology Stock Co., Ltd

Manufacturer/Factory & Trading Company

Shanxi, China Since 2024
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IP67 protection level Wifi Serial Server Converter,Serial To Wifi / Wifi To Ethernet Converter Support LoRaWAN Gateway
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IP67 protection level Wifi Serial Server Converter,Serial To Wifi / Wifi To Ethernet Converter Support LoRaWAN Gateway

US $ 500-610 / Piece FOB
1 Piece (MOQ)
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Main Products: Pressure Transmitter, Differential Pressure Transmitters, Temperature Transmitter, Wind Speed Sensors, Wind Direction Sensors, Fuel Level Sensor, Capacitive Liquid Level Transmitter
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Hunan Firstrate Sensor Co., Ltd.

Manufacturer/Factory & Trading Company

Hunan, China Since 2015
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Industrial USB RS485 Converter Cable 6kv Surge Protection -40c for Factory Automation Without Isolation Serial Port Adapter, USB Bus Powered, 2Mbps

Industrial USB RS485 Converter Cable 6kv Surge Protection -40c for Factory Automation Without Isolation Serial Port Adapter, USB Bus Powered, 2Mbps

US $ 3.5-5 / Piece FOB
50 Pieces (MOQ)
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Hang Zhou Fei Chang Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2015
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4 Pin 102 Serial Circular Connector with IP68 Waterproof Protection

4 Pin 102 Serial Circular Connector with IP68 Waterproof Protection

US $ 4.98-5.69 / Piece FOB
1 Piece (MOQ)
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Main Products: M5 M8 M12 Connector and Cable, Circular Connector, Push Pull Connector, USB RJ45 Waterproof Connector, XLR Audio &Video Connector
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Guangzhou Superiorconnect Electronic Technology Co., Ltd.

Guangdong, China Since 2024
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RS232 Serial Port Photoelectric Isolation Protector Industrial Grade Passive 232 to 232 Repeater Photoelectric Isolation Protection
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RS232 Serial Port Photoelectric Isolation Protector Industrial Grade Passive 232 to 232 Repeater Photoelectric Isolation Protection

US $ 8.99-15.99 / Piece FOB
50 Pieces (MOQ)
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Type : Wireless
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Shenzhen Caratar Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2021
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Schneider Reliable P3u30 Protection Relay with 16di/8do and RS485 Serial Port
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Schneider Reliable P3u30 Protection Relay with 16di/8do and RS485 Serial Port

US $ 1,500-2,000 / unit FOB
1 unit (MOQ)
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Main Products: Power Meter, Electric Meter, Energy Meter, Panel Meter, Power Control System Scada, Single Phase Multifunction Meter, Smart Meter, Protection Relay, Voltage Relay, Control Relay
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Beijing Hezhong Huineng Electric Technology Co., Ltd

Manufacturer/Factory & Trading Company

Beijing, China Since 2025
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Protection Hologram Reflective Serial Number Sticker

Protection Hologram Reflective Serial Number Sticker

US $ 0.001-0.05 / Piece FOB
1,000 Pieces (MOQ)
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Printing Type : Screen Printing
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Dongguan Jiguan Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2013
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Fragile Paper Security Labels for Tamper Proof Sealing Stickers with Serial Numbering Barcode Protection
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Fragile Paper Security Labels for Tamper Proof Sealing Stickers with Serial Numbering Barcode Protection

US $ 0.03-0.08 / Piece FOB
100 Pieces (MOQ)
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Main Products: Self-adhesive Labels, Multi-layer Labels, Hang Tags, Custom Stickers
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Audited Supplier
Jiangsu Itech Packaging Printing Co., Ltd.

Manufacturer/Factory & Trading Company

Jiangsu, China Since 2026
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Valid Serial Number Protection Case for Ap"PRO2/PRO/Max Bluetooth Wireless Headphones High
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Valid Serial Number Protection Case for Ap"PRO2/PRO/Max Bluetooth Wireless Headphones High

US $ 55-65 / Piece FOB
10 Pieces (MOQ)
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Color : White, Black
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Audited Supplier
Shenzhen Ainville Electronics Co.,Ltd.

Trading Company

Guangdong, China Since 2023
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Schneider Advanced P3u30 Control Protection Relay RS485 Serial Port for Phase Monitoring
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Schneider Advanced P3u30 Control Protection Relay RS485 Serial Port for Phase Monitoring

US $ 1,500-2,000 / unit FOB
1 unit (MOQ)
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Main Products: Power Meter, Electric Meter, Energy Meter, Panel Meter, Power Control System Scada, Single Phase Multifunction Meter, Smart Meter, Protection Relay, Voltage Relay, Control Relay
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Audited Supplier
Beijing Hezhong Huineng Electric Technology Co., Ltd

Manufacturer/Factory & Trading Company

Beijing, China Since 2025
Chat Now Send Inquiry
5 Inch Serial RS232 TFT Display - ESD 12kv Protection Industrial Grade Touch Screen China Supplier OEM ODM
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5 Inch Serial RS232 TFT Display - ESD 12kv Protection Industrial Grade Touch Screen China Supplier OEM ODM

US $ 22-27 / Piece FOB
99 Pieces (MOQ)
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Digital LCD Module Type : Counting Module
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Audited Supplier
Qingdao Ansenke Electronics CO., LTD

Manufacturer/Factory & Trading Company

Guangdong, China Since 2023
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RS232/RS485/422 Opto-Isolated Serial Converter with Surge Protection (BX001)
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RS232/RS485/422 Opto-Isolated Serial Converter with Surge Protection (BX001)

US $ 60 / Piece FOB
1 Piece (MOQ)
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Main Products: Load cells, Force sensors, Weighing indicators, Transmitter
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Audited Supplier
Hefei Brans Measuring And Controlling Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Anhui, China Since 2017
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Halfduplex Communication Module Serial Cable Converter Tvs Protection USB to RS485 Adapter

Halfduplex Communication Module Serial Cable Converter Tvs Protection USB to RS485 Adapter

US $ 1-1.5 / Piece FOB
50 Pieces (MOQ)
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Certification : RoHS, CE, ISO9001
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Xiamen Kabasi Electric Co., Ltd.

Fujian, China Since 2025
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250mm Security Seals with Unique Serial Numbers for Enhanced Protection
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250mm Security Seals with Unique Serial Numbers for Enhanced Protection

US $ 0.01-0.037 / Piece FOB
100 Pieces (MOQ)
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Main Products: Transport Packing Solution, Dunnage Air Bag, Slip Sheet, Paper Corner Protector, Container Security Seal, Cable Seal, Bolt Seal, Plastic Seal, Pet Strap, PP Strap
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Audited Supplier
Jiangxi JahooPak Co., Ltd.

Jiangxi, China Since 2019
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Factory 4G Cat1 DTU Zyd5017-a Industrial Serial Server with Watchdog Protection
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Factory 4G Cat1 DTU Zyd5017-a Industrial Serial Server with Watchdog Protection

US $ 43.8-62.5 / Piece FOB
1 Piece (MOQ)
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Application : Industrial, Enterprise
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Audited Supplier
ZYDlink (XiaMen) Information Technology Co., Ltd.

Fujian, China Since 2026
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Custom Printing Serial Number Barcode Security Warranty Void Sticker Label for Copyright Protection

Custom Printing Serial Number Barcode Security Warranty Void Sticker Label for Copyright Protection

US $ 0.002-0.005 / Piece FOB
100 Pieces (MOQ)
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Main Products: Custom Packaging Paper Bag, Custom Packaging Paper Box, Corrugated Carton/Gift Box, Custom Notebook, Decorative Books, Book/Booklet/Brochure/Catalog/Magazine Printing, Disposable Dishware
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Audited Supplier
Qingdao Chenghaoda Science and Technology Co., Ltd.

Shandong, China Since 2022
Chat Now Send Inquiry
Protection Trailer High Security Cable Seal with Bar Code and Serial Number
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Protection Trailer High Security Cable Seal with Bar Code and Serial Number

US $ 0.15-0.17 / Piece FOB
10,000 Pieces (MOQ)
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Application : Containers, Doors, Trucks, Instruments & Meters
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Audited Supplier
HEBEI JUNYUE METAL PRODUCTS CO., LTD.

Manufacturer/Factory & Trading Company

Hebei, China Since 2018
Chat Now Send Inquiry
Related Videos
  • What is Custom Design 4 in 1 Serials Large Size Fire Protection Kit UL299 Certification
    What is Custom Design 4 in 1 Serials Large Size Fire Protection Kit UL299 Certification
    US $ 6.22-7.56 /Piece
    80 Pieces (MOQ)
    Send Inquiry
  • What is St-Bk Serials 35% Vlt Dyed Window Film with 3-Year Warranty Privacy Protection
    What is St-Bk Serials 35% Vlt Dyed Window Film with 3-Year Warranty Privacy Protection
    US $ 26-46 /Roll
    1 Roll (MOQ)
    Send Inquiry
  • What is St-Bk Serials 5% Vlt Dyed Window Film with High Quality Privacy Protection
    What is St-Bk Serials 5% Vlt Dyed Window Film with High Quality Privacy Protection
    US $ 26-46 /Roll
    1 Roll (MOQ)
    Send Inquiry
  • What is St-Bk Serials 20% Vlt Dyed Window Film Charcoal Black Privacy Protection
    What is St-Bk Serials 20% Vlt Dyed Window Film Charcoal Black Privacy Protection
    US $ 26-46 /Roll
    1 Roll (MOQ)
    Send Inquiry
Schneider Original Package P3u30 Relay for Phase Sequence and Overcurrent RS485 Serial Port Protection
Secured Trading Service

Schneider Original Package P3u30 Relay for Phase Sequence and Overcurrent RS485 Serial Port Protection

US $ 1,500-2,000 / unit FOB
1 unit (MOQ)
More
Main Products: Power Meter, Electric Meter, Energy Meter, Panel Meter, Power Control System Scada, Single Phase Multifunction Meter, Smart Meter, Protection Relay, Voltage Relay, Control Relay
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Audited Supplier
Beijing Hezhong Huineng Electric Technology Co., Ltd

Manufacturer/Factory & Trading Company

Beijing, China Since 2025
Chat Now Send Inquiry
Acrylic Emulsion High Transparent Viscosity, Good Fusion, Super Environmental Protection Serial

Acrylic Emulsion High Transparent Viscosity, Good Fusion, Super Environmental Protection Serial

US $ 0.5-20 / kg FOB
3 kg (MOQ)
Send Inquiry
Audited Supplier
Xuzhou Huide New Material Technology Co., Ltd.

Jiangsu, China Since 2022
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Industrial Dual RS485 USB Cable 3kv Isolation 6kv Surge Protection -40c for Factory Automation PLC Serial Port Converter, 10Mbps, 2-Channel RS485

Industrial Dual RS485 USB Cable 3kv Isolation 6kv Surge Protection -40c for Factory Automation PLC Serial Port Converter, 10Mbps, 2-Channel RS485

US $ 13-17 / Piece FOB
50 Pieces (MOQ)
More
Main Products: Din Rail Mount FiberMedia Converter, Deskop TypeFiber Media Converter, Optical Multiplexer, Fiber Converter, Converter
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Audited Supplier
Hang Zhou Fei Chang Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2015
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About Serial Protection FAQ

  • QAre there affordable options for Variable-Frequency Drives?

    The Serial Protection is a premium choice in the Variable-Frequency Drive category.Yes, there are several cheap Variable-Frequency Drives available from various manufacturers. For best savings, look for OEM options or distributors that offer factory-direct prices. This helps ensure you get the efficiency you need without breaking the bank!

  • QHow can I choose the best Variable-Frequency Drive for my application?

    Enhance your Variable-Frequency Drive setup with our premium Serial Protection.To select the right Variable-Frequency Drive (VFD), consider the motor size, the required speed control, and power ratings. Many distributors offer customized solutions that fit specific use cases. Check the latest trends in VFD technology for smarter purchases.

  • QWhat is a Variable-Frequency Drive and how does it work?

    Our Serial Protection offers exceptional quality and style within the Variable-Frequency Drive category.A Variable-Frequency Drive (VFD) controls the speed and torque of electric motors by varying the input frequency and voltage. By optimizing energy use, it helps save on electricity costs. Many wholesalers offer great deals. Get insightful options directly from the factory.

Customization Based on Provided Design 5 Inch TFT Serial HMI Touch Module - IPS Full View 800X480 ESD 8kv Protection China Manufacturer
Secured Trading Service

Customization Based on Provided Design 5 Inch TFT Serial HMI Touch Module - IPS Full View 800X480 ESD 8kv Protection China Manufacturer

US $ 22-27 / Piece FOB
99 Pieces (MOQ)
More
LCD Drive Mode : Multiplex Drive LCD Module
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Audited Supplier
Qingdao Ansenke Electronics CO., LTD

Manufacturer/Factory & Trading Company

Guangdong, China Since 2023
Chat Now Send Inquiry
Other Fire Protection Equipment Serials Fire Rescue Safety Helmet Cap

Other Fire Protection Equipment Serials Fire Rescue Safety Helmet Cap

US $ 1-99 / Piece FOB
1,000 Pieces (MOQ)
More
Main Products: Fire Extinguisher, Fire Blanket, Fire Hydrant, Fire Hose Reel, Fire Hose, Fire Hydrant Valve, Fire Cabinet, Fire Extinguisher Filling Machine, Fire Nozzle, Fire Extinguisher Ball
Send Inquiry
Audited Supplier
Nanjing Jiayi Fire Technology Co., Ltd

Jiangsu, China Since 2021
Chat Now Send Inquiry
Integrated Intelligent Explosion-Proof Electromagnetic Flowmeter
Secured Trading Service

Integrated Intelligent Explosion-Proof Electromagnetic Flowmeter

US $ 78-236 / pieces FOB
1 pieces (MOQ)
More
Sensor : Tube/Flange
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Audited Supplier
Beijing Jingxiang Environmental Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Beijing, China Since 2025
Chat Now Send Inquiry
Multi-Parameter Pharmaceutical Flow Turbine Flowmeter
Secured Trading Service

Multi-Parameter Pharmaceutical Flow Turbine Flowmeter

US $ 160-320 / pieces FOB
1 pieces (MOQ)
More
Main Products: Water Quality Analyzer, pH Sensor, Flowmeter
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Audited Supplier
Beijing Jingxiang Environmental Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Beijing, China Since 2025
Chat Now Send Inquiry
Cidron Slim Design RFID NFC Keypad Access Control Reader with Wiegand, RS485 Osdp

Cidron Slim Design RFID NFC Keypad Access Control Reader with Wiegand, RS485 Osdp

US $ 101 / Piece FOB
1 Piece (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
Low Pressure Loss Water Treatment Vortex Street Flowmeter
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Low Pressure Loss Water Treatment Vortex Street Flowmeter

US $ 134-226 / pieces FOB
1 pieces (MOQ)
More
Main Products: Water Quality Analyzer, pH Sensor, Flowmeter
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Audited Supplier
Beijing Jingxiang Environmental Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Beijing, China Since 2025
Chat Now Send Inquiry
Yrks Large Size High Voltage Slip Ring Water-Cooled Motor

Yrks Large Size High Voltage Slip Ring Water-Cooled Motor

1 Piece (MOQ)
More
Number of Stator : Three-Phase
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Audited Supplier
ZCL Electric Motor Technology Co., Ltd.

Hebei, China Since 2017
Chat Now Send Inquiry
Static Electret Charging N Serial Respirator Filter Media PP Melt Blown

Static Electret Charging N Serial Respirator Filter Media PP Melt Blown

US $ 6.65-7 / kg FOB
1,000 kg (MOQ)
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Main Products: Nonwoven Fabric
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Ningbo Xiangyi Imp. & Exp. Co., Ltd.

Trading Company

Zhejiang, China Since 2016
Chat Now Send Inquiry
HMI with 23/485/USB/Ethernet/4G Remote Communication Human Machine Interface
Secured Trading Service

HMI with 23/485/USB/Ethernet/4G Remote Communication Human Machine Interface

US $ 43-108 / Piece FOB
1 Piece (MOQ)
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Function : Automatic Control, Protection, Monitoring, Measurement
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Audited Supplier
Janson Controls Technologies (Shenzhen) Co., Limited

Manufacturer/Factory

Guangdong, China Since 2015
Chat Now Send Inquiry
Yrkk Series Large Size High Voltage Slip Ring Motor

Yrkk Series Large Size High Voltage Slip Ring Motor

1 Piece (MOQ)
More
Main Products: High Voltage Motor, High Efficiency Motor, Synchronous Motor, Slip Ring Motor, Vertical Motor, Three-Phase Asynchronous Motor, Explosion Proof Motor, Induction Motor, Electric Motor, AC Motor
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Audited Supplier
ZCL Electric Motor Technology Co., Ltd.

Hebei, China Since 2017
Chat Now Send Inquiry
Large Sized High-Voltage Wound Rotor Slip Ring Motor

Large Sized High-Voltage Wound Rotor Slip Ring Motor

1 Piece (MOQ)
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Casing Protection : Protection Type
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ZCL Electric Motor Technology Co., Ltd.

Hebei, China Since 2017
Chat Now Send Inquiry
Type 4 Muting Function Safety Light Curtain 320-1920mm Height NPN PNP Barrier Sensor
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Type 4 Muting Function Safety Light Curtain 320-1920mm Height NPN PNP Barrier Sensor

US $ 160-500 / Set FOB
1 Set (MOQ)
More
Main Products: Lidar, Photoelectric sensors, Light curtains, Proximity sensors, Vehicle monitoring systems
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Audited Supplier
TIANJIN G-TEK SENSOR TECHNOLOGY CO., LTD

Manufacturer/Factory & Trading Company

Tianjin, China Since 2021
Chat Now Send Inquiry
Pharmaceutical Packages Seal 2D 3D Holographic Printing Scratch off Qr Serial Number Tamper-Proof Original Void Genuine Laser Label Security Hologram Sticker
Secured Trading Service

Pharmaceutical Packages Seal 2D 3D Holographic Printing Scratch off Qr Serial Number Tamper-Proof Original Void Genuine Laser Label Security Hologram Sticker

US $ 0.01-0.05 / pieces FOB
5 pieces (MOQ)
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Type : Adhesive Sticker
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Audited Supplier
Hunan Woolf Technology Co., Ltd.

Hunan, China Since 2014
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