P Series Waterproof Connectors Types and Core Counts
SP Series IP68 Waterproof Cable Connector Selection Guide
The SP Series is a pre-engineered, factory-assembled cable connection system designed to simplify field installation and improve reliability in harsh environments. It integrates a precision-molded waterproof sealing structure with a secure threaded locking system, ensuring consistent protection before the connector reaches the installation site.
Choose the SP Series when your project requires a ready-to-use wiring solution that minimizes on-site assembly errors and reduces labor time. It is particularly suited for multi-point distributed systems where stable, long-term connections are critical.
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Core Count: Available in 2 to 26 pin configurations to match your signal and power needs.
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Gender: Male and female options for plug-and-socket mating.
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Locking System: Threaded coupling for a secure, vibration-resistant connection.
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Temperature Range: Rated for operation from -40°C to +85°C.
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Housing Material: PC/PA66 for robust mechanical protection.
For detailed electrical ratings and dimensions, please refer to the Technical Specifications section.
Designed for Real-World Installation Challenges
In outdoor and industrial applications, wiring failures often stem from poor sealing, loose connections, or unstable field assembly. The SP Series addresses these issues through factory-assembled cable connections and a precision-molded waterproof sealing structure, ensuring every connection point is consistent and stable before it reaches the site.
Key Benefits for Engineers
- Reduces on-site wiring complexity and minimizes human installation errors.
- Ensures consistent waterproof performance directly from the factory.
- Supports repeated mating without performance degradation.
- Improves system uptime in demanding outdoor environments.
Flexible Cable Engineering for Project Needs
Beyond standard lengths, the SP Series offers true customization for cable assemblies, making it suitable for project-based engineering systems.
- Fully customizable cable length for specific project layouts.
- Selection of wire gauge based on current load requirements.
- Multiple insulation materials including PVC, PUR, and silicone.
- Shielded cable options for signal stability.
- Color-coded wiring for simplified system integration.
- OEM pre-assembled cable harness solutions.

Application-Driven Design
The SP Series is widely adopted in systems where reliability directly impacts operational stability. It is especially suitable for multi-point distributed wiring systems where a stable connection is critical.
- Smart LED lighting networks
- Industrial control and automation systems
- Distributed power supply systems
- Outdoor monitoring infrastructure
- Renewable energy installations
- Marine and transport electrical systems
Manufacturing Background Supporting Consistency
With manufacturing experience since 2007, we operate a fully integrated production system covering mold design, die casting, injection molding, machining, assembly, and electrical testing. This integration allows us to maintain consistent connector quality across batches, stable waterproof performance validation, controlled production tolerances, and scalable output for large engineering projects.

Each SP Series connector is tested before shipment to ensure it performs as expected in real installation conditions.

Built for Project Reliability
The SP Series is designed to reduce failure risk in real electrical systems. From factory-assembled cables to waterproof sealing integrity, every detail is focused on helping engineers build systems that last longer, require less maintenance, and perform more consistently in the field.
Before You Order, Please Confirm
To ensure the correct configuration for your application, please provide the following details with your inquiry:
- Required pin count and gender (male/female).
- Mating-side connector requirement (plug or socket).
- Cable length, wire gauge, and insulation material.
- Electrical load (current and voltage) and environmental conditions.
- Order quantity and any specific customization needs.
For more information on the SP Series variants, see our P Series Waterproof Connectors Types and Core Counts. For a practical example, review this SP13 6 Pin Flange Connector IP68 for Outdoor LED Displays in Brazil case study.
Contact our sales team or use the inquiry form to discuss your project requirements and request a quote.

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