WEIPU SP Series Connector — Rugged Circular Connector for Mission-Critical Power & Signal
The WEIPU SP series connector is a robust circular connector designed to keep power and signal lines secure in harsh industrial environments. Engineered for longevity and easy service, it protects equipment from dust, water spray and mechanical stress while simplifying installation and maintenance—saving technicians time and reducing costly downtime.
Core Advantages
Durability and Protection
Constructed from impact-resistant materials and sealed to resist contaminants, the SP series minimizes failure risk on factory floors, outdoor installations, and mobile machinery. The design philosophy aligns with WEIPU’s industry-leading standards—offering protection levels and construction quality proven across transportation, energy, and medical applications.
Reliable Electrical Performance
Expect stable power and signal transmission under continuous operation. The SP series is optimized for consistent contact integrity and low-loss connections, reducing intermittent faults that cause system resets and production pauses.
Fast, Tool-Free Serviceability
Modular mating and intuitive locking mechanisms let technicians connect and disconnect quickly, even in confined spaces or while wearing gloves. This lowers mean time to repair and keeps critical systems running with minimal intervention.
Unique Features That Solve Real Problems
Designed for Harsh Conditions
When equipment faces moisture, dust, vibration, or frequent mechanical engagement, the SP connector maintains performance without frequent replacements. It is ideal for outdoor lighting, automation lines, renewable-energy junctions, and mobile equipment where exposure is unavoidable.
Scalable Options and OEM Support
WEIPU provides flexible configurations and fast prototype turnaround to fit project timelines. With vertically integrated manufacturing, WEIPU can support OEM/ODM requests and deliver prototypes in 7–15 days, accelerating product development and reducing time to market.
Proven Manufacturing and Certification Backing
Founded in 1996, WEIPU is a global leader in high-reliability industrial connectors and a principal drafter of the GB/T 11918-2014 national standard. With a 2025 expansion to 80,000 m² and an annual capacity of 55 million units, WEIPU serves over 30,000 customers in 130 countries. Certifications such as IRIS and IATF 16949 support strict quality demands for rail and automotive systems. For more details visit https://www.weipu-group.com/ or contact salse01@weipu-group.com and +86-020-80501102.
Applications & Buying Confidence
Where the SP Series Excels
Choose the SP series for manufacturing automation, field instrumentation, charging stations, outdoor controls, and any application where reliable, splash-resistant circular connections are essential. It reduces maintenance cycles and protects sensitive electronics from environmental damage.
Why Professionals Trust WEIPU
Nearly three decades of R&D, a vertically integrated production system, and capability for high-current and medical-grade solutions (including IP69K protection and autoclave-resistant medical components) make WEIPU a partner for mission-critical connectivity. The SP series benefits from this expertise—delivering dependable connections that keep systems productive and safe.
Product Images
Certificate display
TUV-Certification
CCC-Certification
ISOTS-221632017Certification
If you have any questions or concern, please contact us.
Q&A
What is the WEIPU SP series connector and what makes it suitable for mission-critical power and signal applications?
The WEIPU SP series connector is a rugged circular connector family engineered for reliable transmission of power and signal in harsh and mission-critical environments. It combines a compact circular housing with configurable contact arrangements to support mixed power/signal requirements, robust mechanical locking, corrosion-resistant materials, and high-quality plating for long-term conductivity. Designed and manufactured by WEIPU—an industry leader since 1996—the SP series emphasizes durability, repeatable performance, and design flexibility for sectors such as renewable energy, medical devices, rail transit, and smart manufacturing.
What environmental and electrical performance can I expect from the WEIPU SP series connector?
The SP series is built to withstand demanding environmental and electrical conditions. Depending on the model and configuration, typical capabilities include IP66/IP67/IP68 and IP69K-level ingress protection, wide operating temperature ranges suitable for industrial use, and superior corrosion resistance. Electrical performance varies by contact type and layout—options include low-current signal contacts and high-current variants (WEIPU offers dedicated high-current designs rated up to industry-leading values, including configurations capable of very high amperage). Connectors are designed for reliable mating cycles and stable contact resistance to ensure continuity in mission-critical systems.
Does the WEIPU SP series connector meet industry standards and certifications required for critical systems?
Yes. WEIPU, a principal drafter of the GB/T 11918-2014 national standard, produces connectors under rigorous quality management and certification regimes. The company holds elite industry certifications such as IRIS (Rail Transit) and IATF 16949 (Automotive), and SP series products are manufactured in compliance with applicable international safety, RoHS/REACH requirements, and customer-specific regulatory demands. For specialized sectors (medical, rail, automotive), WEIPU can supply documentation and test evidence to support regulatory approvals and system integration.
Can the WEIPU SP series connectors be customized for unique power, signal, or sterilization requirements?
Absolutely. WEIPU emphasizes independent R&D and vertically integrated production to deliver OEM/ODM customization across the SP series. Custom options include mixed-contact layouts, tailored shell materials and finishes, tailored sealing and locking mechanisms, and high-current or medical-grade variants that are resistant to autoclave sterilization (e.g., tolerant of 134°C cycles where specified). Rapid prototyping (typically 7–15 days) and a one-stop solution approach enable quick validation of custom designs for Industry 4.0 applications and other mission-critical deployments.
How do I order, get technical support, and what are typical lead times for SP series connectors?
WEIPU provides a full-service procurement and technical support channel. For quotes, samples, or custom design inquiries, contact WEIPU via website https://www.weipu-group.com/, email salse01@weipu-group.com, or phone +86-020-80501102. Standard sample or prototype turnaround is commonly 7–15 days; mass-production lead times depend on quantity and customization level but are supported by WEIPU’s expanded 80,000 m² facility and annual capacity of 55 million units—expect competitive lead times and 24-hour rapid response for urgent requests. Technical documentation, wiring guides, and post-sale support are provided to ensure secure integration and long-term reliability.
WEIPU SP2512 IP68 waterproof circular connector features stable connection & strong environmental resistance, widely applied in outdoor automation, machinery and harsh industrial wiring scenarios.
The WEIPU SA Series Push-Pull Industrial Connector offers robust IP67 waterproof protection with durable anodized aluminum housing. This circular connector ensures secure, reliable connections in harsh environments, making it ideal for demanding industrial applications. Trusted quality by WEIPU.
Here is a product detailed page description for your corporate website: WEIPU SF Series: High-quality industrial circular push-pull connectors. Featuring robust IP67 protection, these reliable connectors ensure secure, fast connections for demanding applications. Get better results in challenging situations.
Weipu Building, No. 111, Baihua Road, Liwan District, Guangzhou, Guangdong China
© 2026 WEIPU. All Rights Reserved.
Whatsapp: +8618102298073
WEIPU
WEIPU
WEIPU
WEIPU