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IP68 Waterproof SP28/SD28 Cable Mount Connector

>Number Of CoresNumber Of Cores 2 - 26Pins
Contact DiameterContact Diameter(mm) 1.0mm/2.8mm/3.6mm
IP RatingIP Rating IP68
Shell MaterialShell Material Thermoplastic PA66/PA6
Temperature RangeTemperature Range -25℃ ~ +85℃
TerminationTermination Welding
Rated CurrentRated Current(A) 5A/10A/25A
Rated VoltageRated Voltage(Ac.V) 250V/380V
Test VoltageTest Voltage(Ac.V)1Min 1500V
Insulation ResistanceInsulation Resistance (MΩ) 2000MΩ
Contact ResistanceContact Resistance (MΩ) ≤5MΩ
CertificationCertification CE, RoHS,BASCI,ISO9001
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+86-19924482730

IP68 Waterproof SP28 / SD28 Cable Mount Connector - Heavy-Duty Field Wiring Solution
The SP28 / SD28 IP68 Waterproof Cable Mount Connector is designed for industrial equipment that requires a robust, flexible, and fully sealed cable-to-cable connection. Built for harsh environments, this series ensures stable electrical performance while maintaining high-level protection against water, dust, and mechanical stress.
Connector
As a cable mount design, it is ideal for field wiring, equipment extension, and modular system connections where installation flexibility and reliability are equally important.

Designed for Real Installation Conditions
In practical industrial applications, connectors are often exposed to vibration, movement, and frequent maintenance. This cable mount series is engineered to solve these challenges by providing:
Secure cable-to-cable connection in field environments
Stable transmission for power and multi-signal lines
Flexible installation without panel limitations
Reliable sealing for outdoor and industrial use
Connector
The structure is optimized to ensure stable mating performance even under repeated connection cycles.

Key Product Highlights
IP68 Full Waterproof Protection
High-performance sealing structure prevents water and dust ingress, ensuring stable operation in outdoor, marine, and industrial environments.

Cable Mount Flexibility
Allows direct wiring connection between equipment or modules, making it suitable for dynamic and modular installations.

Wide Pin Range Support (SP28 / SD28 Series)
Compatible with multi-pin configurations, supporting simple power lines up to complex signal systems.

Stable Mechanical Locking
Reinforced housing ensures secure connection even under vibration or mechanical stress.

Reliable Electrical Performance
Precision contact design ensures consistent conductivity and long-term transmission stability.

Manufacturing Strength Behind the Product
We are a professional connector manufacturer with over 15 years of experience in waterproof connectors and cable assembly solutions.
Connector
Our factory operates a fully integrated production system, including:
Mold design and tooling development
Zinc alloy die-casting
CNC precision machining
Injection molding

Cable processing and connector assembly

Connector

This complete in-house manufacturing capability ensures stable quality control, efficient production, and reliable supply for global industrial customers.

Strict Quality Control System
Each SP28 / SD28 cable mount connector undergoes rigorous testing before shipment:
Waterproof IP68 sealing test
Electrical conductivity and continuity testing
Plugging cycle durability testing
Mechanical vibration resistance test
Dimensional and assembly inspection
Connector
All products are manufactured under ISO9001 quality management standards and comply with CE and RoHS requirements.
Connector
Customization Support for Industrial Projects
We provide flexible OEM/ODM services, including:
Cable length and wire specification customization
Pin configuration optimization
Shielded cable solutions for anti-interference
Overmolding and structural customization
Application-specific connection design
Our engineering team supports customers from sample development to mass production.

Application Areas
Industrial automation equipment
Outdoor electrical systems
Energy and power distribution systems
Smart control devices
Communication and monitoring equipment

Heavy-duty field wiring systems


A Reliable Solution for Field Wiring Systems
The SP28 / SD28 IP68 waterproof cable mount connector is designed to provide stable, flexible, and durable field connection solutions, helping equipment maintain reliable operation in demanding environments.

Contact Us
We provide samples, technical support, and customized production services according to your project needs.
Contact us today for professional connector solutions and quotation support.

 Item

 Parameters

 Number of Cores

 2-26Pin

 Gender

 Male/Female

 Housing Material

 Thermoplastic PA66/PA6

 Cores Material

 Brass Plated with Silver

 Insulator Material

 PPS

 Locking System

 Threaded Connection

 Temperature Range

 -20℃, +85℃

 Rated Current (A)

 5A/10A/25A

 Rated Voltage (AC.V)

 250V/380V

 Test Voltage (AV.C)1Min

 1500V

 Insulation Resistance (㏁)

 2000㏁

 Contact Resistance (㏁)

 ≤5㏁

 Termination

 Welding


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Customer Reviews

   

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   Solid and reliable


FlashFindsShopper  2026-02-02

Used SD16s on our control panels. The threaded lock is tight, and they’ve held up to dust and vibration. No issues in 3 months—highly recommend.
   High quality connectors


HomeGoodsGuru  2026-02-02

Just installed these for my garden LED spotlights—so easy to wire up, and the waterproof seal is tight. Rained heavy 2 days later, zero issues. Worth every penny!
   SD16 = Game Changer


AdventureShopper  2026-02-02

Ran power + 8 signal lines for my outdoor sensor setup with the 10-core SD16. Clean, tidy, and 100% waterproof. No more messy wiring!
   Waterproof and easy


DIYDecorGal  2026-02-02

Worked like a charm for my landscape lights. The SD16 connectors snap into place and keep moisture out. So much better than old cable nuts!
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