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ST Metal Waterproof Circular Connector for Industrial/Outdoor Applications

>Number Of CoresNumber Of Cores 2-9 Pin
Contact DiameterContact Diameter(mm) 0.6mm/1.0mm/1.6mm
IP RatingIP Rating IP68
Shell MaterialShell Material Zinc Alloy with Blacken Nickel Plated
Temperature RangeTemperature Range -20℃ ~ +85℃
TerminationTermination Welding Cable
Rated CurrentRated Current(A) 5A/10A
Rated VoltageRated Voltage(Ac.V) 125V/200V/250V
Test VoltageTest Voltage(Ac.V)1Min 1500V
Insulation ResistanceInsulation Resistance (MΩ) ≥1000MΩ
Contact ResistanceContact Resistance (MΩ) ≤10MΩ
CertificationCertification CE,ISO9001, RoHS
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ST Industrial Waterproof Connector - IP68 Metal Circular Cable Connector for Outdoor & Industrial Applications

Introducing our high-performance ST Industrial Waterproof Connector, engineered to deliver reliable, long-lasting connectivity in the harshest outdoor and industrial environments. Designed with precision and durability in mind, this ST-type circular connector combines robust construction, superior waterproof protection, and excellent electrical performance—making it the ideal choice for critical wiring projects that demand stability and safety.

ST Circular Connector.jpg


Unmatched Durability & Waterproof Performance

 Crafted with a premium metal shell (zinc alloy nickel-plated), our ST connector boasts exceptional resistance to corrosion, impact, and wear. Equipped with a high-quality waterproof gasket and secure thread locking mechanism, it achieves an impressive IP67/IP68 protection rating, effectively blocking dust, water, and even temporary submersion. Whether used in rainy outdoor settings, humid industrial workshops, or dusty construction sites, this connector maintains consistent performance without compromise.

Electrical Plug


Easy Installation & Secure Connection

Designed for user-friendliness, our ST connector features a simple thread-locking design that enables quick and secure installation—no complex tools required. The connector supports multiple wiring methods (solder, crimp, or screw terminal, optional), adapting to different on-site installation needs. Its compact structure also allows for easy integration in tight spaces, enhancing installation flexibility.

ST Socket


Customizable Options for Your Exact Needs

We understand that every project has unique requirements. That’s why we offer customizable options for our ST industrial waterproof connector:

Core count: 2/3/4/5/7/9/12 cores (or custom)

Circular Connector



Customize multiple color to match different application scenarios 

ST Aviation Connector



Versatile Applications for Multiple Scenarios

This ST-type waterproof connector is widely applicable across various industries and projects, including:

Outdoor lighting systems (street lights, garden lights, landscape lighting)

Security monitoring equipment (CCTV cameras, access control systems)

Industrial automation (sensor connections, PLC control systems)

Marine and coastal equipment (resistant to saltwater corrosion)

Construction site wiring (temporary and permanent installations)

Renewable energy projects (solar panel wiring, wind turbine accessories)


Why Choose Our ST Industrial Waterproof Connector?

IP67/IP68 waterproof & dustproof protection for harsh environments

Premium metal construction for long-term durability

Excellent electrical performance with low contact resistance

Easy installation and versatile wiring options

Customizable to fit your specific project needs

Factory direct supply with competitive pricing and reliable after-sales service Upgrade your connectivity solution with our ST Industrial Waterproof Connector—where reliability, durability, and performance meet. Contact us today to discuss your requirements, or place your order directly for fast delivery worldwide!

Item

Parameters

Number of Cores

2-9Pin

Gender

Male/Female

Housing Material

Zinc Alloy with Blacken Nickel Plated

Cores Material

Brass Plated with Gold

Insulator Material

Phenolics

Locking System

Screw Locking

Temperature Range

-20℃, +85℃

Rated Current (A)

5A/10A

Rated Voltage (AC.V)

125V/200V/250V

Test Voltage (AV.C)1Min

1500V

Insulation Resistance ()

≤2000

Insulation Resistance ()

≤10

Termination

Welding Cable


Related Resource


Quality Control
Advanced Quality Control Systems: Lowering Failure Rates, Elevating Standards
Advanced Quality Control Systems: Lowering Failure Rates, Elevating Standards
Elevate standards with IP68-rated, high-reliability connectors for industrial, automotive & outdoor surveillance applications.
Comprehensive Quality Control for Metal Hardware Components
Comprehensive Quality Control for Metal Hardware Components
We implement comprehensive quality control for metal hardware components through rigorous testing including mechanical properties, dimensional accuracy, and corrosion resistance. Our advanced inspection systems ensure every product meets international standards for durability and performance.

Customer Reviews

   

Score
 Remove

Review Title

Review Text

   Great ST40 for Pro Gear!


SmartShopper88  2026-02-01

Smooth mating, high core density, tough build—will repurchase!
   Reliable ST60 for All Large Gear!


FamilyFirstShopper  2026-02-01

No glitches, easy install, holds up to heavy use!
   Awesome ST60 for Large Industrial Jobs!


CoffeeLover88  2026-02-01

Easy to wire, corrosion-resistant, works non-stop!
   Top Tier ST40 Connectors!


DealWizard  2026-02-01

Easy to install, secure lock, stable transmission—no issues for months!
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KMYD Connectors

Tel: +8619924482730

Email: info@kmydconnector.com

MP/WhatsApp: +86-19924482730

Manufacturer Address:Baoan District, Shenzhen City, Guangdong Province,China

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