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Products
SPD for Power Supply
SPD for New Energy System
SPD for Information System
SPD for Telecommunication/ Antenna Protector
Smart Lightning Protective Devices
Large Discharge Currrent TVSS Lightning Protection Box
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Products
SPD for Power Supply
SPD for AC Power Supply
DIN-rail mounted DC power Surge protective device(SPD)
Lightning Protection PDU
SCB ( Surge Protector Circuit Breaker )-SSD ( Specific SPD Disconnector)
Indoor/Outdoor AC Power Distribution Surge Protective Device
SPD for New Energy System
SPD for Solar Power System/PV System
SPD for Windpower System
SPD for Information System
SPD for Ethernet Power System
RJ45 SPD 10/100/1000Mbps network signal surge arrester ethernet surge protection device
Industrial Control Line AI/AO Analog signal RS485 Protector
SPD for Industrial Control System DS series
2 in 1 SPD for CCTV
3 in 1 SPD for CCTV
SPD for Video Signal System
SPD for Audio Surge Protector
SPD for Serial Signal System
Explosion-Proof Signal Lightning Surge Protector
SPD for Telecommunication/ Antenna Protector
Gas-tube coaxial GDT protector CATV RF Surge Arrester
Quarter Wave Surge Protective Device（SPD）N（L16）Access Network RF Protector
Hybrid Quarter Wave Surge Protective Device（SPD）
Smart Lightning Protective Devices
Smart Power SPD
Smart Lightning Striking Counter
Smart Integrated Lightning Protective Box
Intelligent multifunctional SPD monitor and data acquisition device
Smart Groud Resistance Meter
Smart Lightning Current Meter
Smart Power Surge Protection Device
2021 New design automatic circuit recloser/ Auto recloser
Large Discharge Currrent TVSS Lightning Protection Box
400KA Lightning Protection Box With 20 Years Warranty
Techwin TVSS 100kA surge protection device（SPD) for AC power system
Solutions & Cases
Solutions
Lighting Protection For Building
Surge arrester application in Telecommunication
CCTV/Safety Monitoring
lightning protective devices for Electrica power systems
PV solar and wind power surge protection
Lightning surge protection for Charging Station
lightning protection solution for Integrated network system
Project Cases
Singapore Government project perimeter fence's Security system
Russia PLC telecommunication system lightning protection project
Lightning Protection of Kunming Expressway ETC Standardized Lane Reconstruction Project
Sichuan Electric Power: Techwin builds lightning defense system in substation
Mountain Flood Disaster Automatic Rain Gauge Station Renewal and Reconstruction Project In Shanxi province.
Guangzhou City Rail Transit Line 18 Project Video surveillance system equipment procurement project
National Highway 343 and Jiguang Expressway Interchange Electromechanical Project
Lightning surge protection box (SPD box) for 10KW Solar system for DATA center in Server room
AC Power protection project of Vanke Real Estate & Jindi Real Estate
CCTV monitoring project of Shenzhen Universiade Center
Lightning Surge Protection For Shenzhen Metro Line 5 Power Monitoring System
Video Surveillance Along Chang'An Avenue, Tiananmen Square, Beijing
Shenzhen Qiling Mountain Intelligent Monitoring Project
Hong Kong-Zhuhai-Macao Bridge Port Monitoring And Lightning Protection
Wuhan Intelligent Transportation Project
Safety Protetion Project For Shanghai World Expo
Xinjiang Wind And Solar Complementary Base Station Lightning Protection Project
Techwin Surge Protection Device In Sichuan Branch, China Tower Project
Lightning Protection Project of Meteorological Service Equipment and Facilities of Three Gorges Airport
"Xunliang"--- China goverment managed security monitoring and control project/ CCTV
Hebei Province Hazardous Chemicals Enterprise Surge Protector Quality Spot Check Service Project
Yichang Three Gorges Airport adds airport meteorological service equipment
Lightning Protection Project of Guanglian Expressway
Bidding project for AC power cabinet of Cambodia subsidiary of Vietnam Telecom Group
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What are the important parameters of the surge protection device?
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Warm congratulations to our company for being included in the list of "TOP30 Most Innovative Value" in 2024
Techwin passed the 2022 CQC China Quality System Certification Annual Review
Techwin Hot Sales Network Model Products Tailored For Xiamen Metro
Korean Customers Visit A Special Trip To Techwin Factory
Techwin successfully passed the 2021 annual supervision and audit of the ISO management system
Techwin Helps The Safe Operation Of The Shenzhen Universidad Monitoring System
Create the future with wisdom-Techwin won the Innovation Award at the 10th China Electronic Information Expo (CITE2022)
Techwin was invited to participate in the 2022 China Petrochemical Enterprise Electrical Technology Forum
Technology sharing of intelligent integrated multi-function light poles
Exhibitions & Events
Blog
View of beautiful waterfall in Maluan Mountain in autumn
Do surge protectors protect against lightning?
Characteristics and applications of combination type surge protectors
The IEC standards of SPD
The imortant technical characteristics of SPD
Technical terminology in IEC61643 standards-2
The Difference of Voltage Switching SPD and Voltage Limiting SPD
Installation Steps of The Surge Protection Device
Types And Uses of Surge Protectors
How Does A Surge Protection Device Work?
Features of A Good Surge Protection Device
Technical characteristics of SPD
Factors Affecting the Price of the Lighthning Surge Protector
The Principle of Surge Protector Lightning Protection
What Are the Requirements of Grounding Resistance Testers on the Resistance Value of Grounding Resistance?
What Are the Lightning Protection Devices?
The role of ground potential counterattack protector
The Importance of Installing Lightning Protection Devices
Why Should Lightning Protection Systems Be Grounded?
The Difference Between Surge Protector and Leakage Protector
What is a Surge Protector?
Which instruments and meters need to be equipped with lightning protection modules?
Application of Surge Protector Against Lightning
What if the Connecting Wire of the Lightning Surge Protector is Too Long?
Precautions for Installing the External Lightning Protection Device
What is the Difference Between a Class 1 Lightning Surge Protector and a Class 2?
Technical terminology in IEC61643 standards-1
How to Select a Proper Surge Protector?
The Difference Between a Lightning Arrester and a Surge Protector
Price and Brand of Lightning Arrester
What Are the Classification Protection of Lightning Protection System?
Introduction to Signal Surge Protector and Its Lightning Protection Function
How Should Surge Protection Device and SCB Be Used Together
The Position of Installing Surge Protector
What is the Residual Voltage of the Surge Protector?
Difference Between Surge Protector and Backup Protector
What Are the Effects of Surge Protectors?
Surge Protector SPD Selection Criteria
Use, Installation and Configuration of Surge Protectors
Selection Principle of Surge Protector in Distribution Box
The Difference Between Surge Protector and Miniature Circuit Breaker
The Relationship Between Up and in in Surge Protector (SPD)
The Difference Between Surge Protector and Air Switch
Harm of lightning to DCS system of nuclear power plant and key points of lightning protection design
Basic Components of Surge Protector
What Are the Experimental Requirements for the Leakage Current of the Surge Protector?
Circuit Design of Signal Surge Protector
How to Wire a Three-phase Surge Protector?
Terms and definitions of IEC 61643-11: LOW-VOLTAGE SURGE PROTECTIVE DEVICES （1/2）
Terms and definitions of IEC 61643-11: LOW-VOLTAGE SURGE PROTECTIVE DEVICES （2/2）
How is a Surge Protector Grounded?
Selection of Power SPD Surge Protection Device
The Difference Between Surge Protector and Lightning Arrester
How Long is the Service Life of the Power Surge Protector SPD?
What is type 2 surge protection？
How do SPDs work?
How to connect a surge protector?
What Are the Lightning Protection Systems Included in the Security Industry?
What Are the Commonly Used Lightning Protection Components?
How Important is Installing Camera Signal Surge Protectors?
Surge Protector: Guardian of Thunderstorm Weather
Selection of Signal SPD Lightning Protection Equipment
Surge Protector Grading Protection-Do You Know It?
Is Surge Backup Protector the Same As Surge Protector?
How to Determine Which Type of Surge Protector to Use for Distribution Box?
What is a POE Network Lightning Arrester?
Principles and Performance Parameters Determination, as well as Installation Regulations of Surge Protectors
Where to install surge protectors in a solar power system
The difference of Type1/Type 1+2 SPD and Type 2 SPD
How to install a SPD?
The Importance of Power Surge Monitoring Devices: Safeguarding Your Electronics
Choosing the Right Power Surge Monitoring Device for Your Home
Protecting Your Business Investments: The Role of Power Surge Monitoring
How to Determine the Quality of a Surge Protector against Lightning?
Maximizing Equipment Lifespan: Power Surge Monitoring for Industrial Applications
Circuit Breaker vs. Surge Protector: Understanding the Differences
Protecting Your Communication Network: The Role of Antenna Feeder Arresters
A Lightning Surge Protection Plan Required for Petrochemical Projects
The Surge Protector Will Be Effective 100%?
How to Choose a Good Surge Protector?
Budgeting for Stability: The Cost-Effective Approach to SPD for Power Supply
Beyond the Basics: Advanced Features in Surge Protectors for Tech Enthusiasts
Eco-Friendly Power: The Environmental Impact of SPD for Power Supply
Surge Protector: Safeguarding Your Devices from Power Fluctuations
How Power Supply Protection Devices Work Unseen To Ensure Device Safety
Efficiency Unleashed: The Impact Of Power Supply Protection Devices On Energy Consumption
Choosing The Right Lightning Protection Device For Building Resilience
Understanding The Technology Behind Lightning Protection Devices For Building Structures
Evaluating The Cost-Effectiveness Of Coaxial Surge Protection Devices
Choosing The Right Coaxial Surge Protection Device For Your Network
What are the differences in practical applications among the three types of SPD: voltage-limiting type, switching type, and composite type?
Debunking Common Myths and Misconceptions about Lightning Protection Devices
Lightning Protector: Essential Installation and Maintenance Tips
The Importance of Lightning Protectors in Protecting Home Appliances and Electronics
Benefits of Using Signal Surge Protectors
Emerging Trends in Signal Surge Protector Technology
Surge Protector Safety Tips
Key Features to Consider When Choosing a Signal Surge Protector
Understanding Your Needs: A Guide to Selecting the Perfect Surge Protector
Benefits of Using Lightning Protection Devices
Safeguarding Your Electronics: A Guide to Choosing the Right Lightning Protector
How Power Surge Circuit Breakers Enhance Home Safety and Appliance Longevity
Protect Your Surveillance: The Importance of Surge Protectors for CCTV Cameras
What Is a Transient Voltage Surge Suppressor (TVSS)?
Do Commercial Buildings Need Surge Protection Devices for Lightning?
Integrated Lightning Protection Solution: Surge Protector for CCTV Camera
What Is a Surge Circuit Breaker?
Surge Protector for Closed-Circuit Television System
How to Choose the SPD for Solar?
Power Supply Protection Devices of Smoke and Heat Exhaust Ventilation (SHEV) System
Photovoltaic Power Generation Systems and Lightning Protection Measures for Photovoltaic SPD
Excellence in Quality: Product Applications of Photovoltaic DC Power Supply SPD
Antenna Surge Protective Device for Cellular Base Stations
Choosing and Applying AC SPD
Power Supply Surge Protection for Industrial Control Panels
Understanding the Function and Installation Method of Surge Protection Box
The Meanings of Uc and Up on AC Power SPD and How to Choose
How Does a Surge Protective Device Work?
How Do Telecommunications Surge Arresters Protect Telecom Facilities?
Surge Protection for Electric Vehicle Charging
The Role of Lightning and Surge Protection Devices in Biogas Plants
Common Signal Surge Protective Devices and Their Industry Applications
Power Surge Monitoring Device: Intelligent Monitoring and Power Protection
SPD Supply: A Strong Backing for Power Equipment
When Do You Need to Install Surge Protection Devices?
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Patents
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Certificates and Patents
Patents
Lightning And Electromagnetic Pulse Protection Methods For Field Operation Equipment
Control System Of Tiandun Lightning Protection Isolated Power Supply Device V1.0 2018
Intelligent Lightning Protection And Real Time Monitoring System V1.0 2020
Intelligent Lightning Protection Fire Emergency System V1.0 2020
Lightning Counting Monitoring System V1 2020 For Ground Potential Counterattack Of Wind Power Station
Real Time Monitoring System For Air Switch Status Of Wind Power Station V1.0 2020
Real Time Monitoring System For Auto Reclosing State Of Wind Power Station 2020
Real Time Monitoring System For Transformer Condition Of Wind Power Station V1.0 2020.08.3
Real Time Monitoring System Of High Voltage Leakage Current For Wind Power Station V1.0 2020
Real Time Monitoring System Of Wind Power Station Grounding Resistance V1.0 2020
Real Time Monitoring System V1.0 2020 Of Intelligent Lightning Protection For Poe Equipment
Real Time Monitoring System V1 2020 For Grounding Equipotential Of Wind Power Station
Real Time Monitoring System V1 2020 For Ground Potential Lightning Current Of Wind Power Station
Real Time Monitoring System V1 2020 For Leakage Current At 220 V Side Of Wind Power Station
Real Time Monitoring System V1 2020 For Transformer Leakage Current Of Wind Power Station
Tiandun Power Network Two In One Lightning Protection System Control Software V1.0
Wind Power Station 690v Side Leakage Current Real Time Monitoring System V1.0 2020
Wind Power Station Spd Real Time Monitoring System V1.0 2020
3g Lightning Over Voltage Protector
A 3g Three In One Lightning Protector 2016
A 3g Two In One Lightning Protector 2016
A Counter For Lightning Protection
A Four In One Lightning Over Voltage Protector 2016
A Kind Of Lightning Counter And Warning Device For Lightning Protector
A Kind Of Outdoor Electrical Equipment Support Box
A Lightning Protection Device For Power Supply Circuit
A Lightning Protection Power Box With Temperature Control Protection
A Mdi Two In One Lightning Protector
A Power Surge Protector Inventors Zhao Fujiang Zeng Wenyang 2018
A Power Surge Protector Inventor Zhao Fujiang 2014
A Three In One Lightning Protector
A Two In One Overvoltage Protector
Combined Surge Protective Device For High Speed Transmission
Ethernet Power Supply Over Voltage Protector 2008
Ethernet Shunt Conversion And Other Power Supply Over Voltage Protector
Flip Flop And Trip Failure Shielding Power Surge Protectors
Gigabit Ethernet Power Supply Overvoltage Protector 2012
Over Voltage Protection Device Of Sdi Transmission System
Over Voltage Protector For Ethernet Shunt Switching Power Supply
Sdi Overvoltage Lightning Protector
Surge Protective Device For Field Data Acquisition Equipment 2009
Three In One Overvoltage Protection Device
Two In One Lightning Protector For Sdi Transmission System
Internet Of Things Intelligent Device Protection Box 2020
Certificates and Patents
Patents
Certificates
SPD for Power Supply
SPD for AC Power Supply
Type 1/ Class B Lightning Surge Protection for AC Power Systems
Type1+2/ Class B+C SPD MA25 series
Type1+2/ Class B+C SPD MA25S series
T1+T2/Class B+C Combination type Surge Protection Device
Type 2/Class C protection DIN-rail Pluggable AC surge protector
DIN-rail mounted DC power Surge protective device(SPD)
Lightning Protection PDU
SCB ( Surge Protector Circuit Breaker )-SSD ( Specific SPD Disconnector)
Indoor/Outdoor AC Power Distribution Surge Protective Device
SPD for New Energy System
SPD for Solar Power System/PV System
Din-rail DC Power SPD For PV Solar Power System
DC Combiner Box for PV Array/PV Distribution Box
SPD for Windpower System
SPD for Information System
SPD for Ethernet Power System
Water-proof Outdoor Ethernet Surge protector
POE Surge Protector (Gigabit)
POE Splitter/ Injector With Lightning Surge Protection
RJ45 SPD 10/100/1000Mbps network signal surge arrester ethernet surge protection device
Industrial Control Line AI/AO Analog signal RS485 Protector
SPD for Industrial Control System DS series
2 in 1 SPD for CCTV
2 In 1 SPD for CCTV M10-12 D12Y2
2 In 1 SPD for CCTV M10-24 D12BM Signal SPD
2in 1 SPD for CCTV M10-24 D05J4
3 in 1 SPD for CCTV
3 In 1 SPD For CCTV M10-12 D12BM D12Y2
3 In 1 SPD For CCTV M10-220 D05j4 D12Y2
SPD for Video Signal System
Video Lightning protector for analog camera CCTV system
MDI Surge Protector for HD Network Camera
HD-SDI Video Surge protector
SPD for Audio Surge Protector
SPD for Serial Signal System
R232 / DB Series signal surge protection device
Explosion-Proof Signal Lightning Surge Protector
SPD for Telecommunication/ Antenna Protector
Gas-tube coaxial GDT protector CATV RF Surge Arrester
Quarter Wave Surge Protective Device（SPD）N（L16）Access Network RF Protector
Hybrid Quarter Wave Surge Protective Device（SPD）
Smart Lightning Protective Devices
Smart Power SPD
Smart Lightning Striking Counter
Smart Integrated Lightning Protective Box
Intelligent multifunctional SPD monitor and data acquisition device
Smart Groud Resistance Meter
Smart Lightning Current Meter
Smart Power Surge Protection Device
2021 New design automatic circuit recloser/ Auto recloser
Large Discharge Currrent TVSS Lightning Protection Box
400KA Lightning Protection Box With 20 Years Warranty
Techwin TVSS 100kA surge protection device（SPD) for AC power system
Products
SPD for Power Supply
SPD for New Energy System
SPD for Information System
SPD for Telecommunication/ Antenna Protector
Smart Lightning Protective Devices
Large Discharge Currrent TVSS Lightning Protection Box
Solutions & Cases
Solutions
Project Cases
Resources
FAQs
Download
About
Company Profile
Video Center
Factory Show
Lab & Testing
Quality Control
Certificates and Patents
Patents
Certificates
News
Company News
Exhibitions & Events
Blog
Contact Us
0086-755-86215101
info@techwin.com
Build D, Huafeng Hi-Tech Industrial park, Jinlan Road, Large Industrial Park, Pingshan district, Shenzhen, GD, China
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