Bird-related power outages and equipment damage are costly headaches for utility companies, maintenance teams, and property owners alike. Devices like the SP-63.3 bird protector set are widely used to mitigate these risks by insulating exposed conductive parts and preventing accidental contact with wildlife.The original SP-63.3 is designed for dead-end clamp applications and is made from UV-resistant thermoplastic, ensuring durability in harsh outdoor environments while effectively reducing failures caused by birds or animals. However, many utilities and contractors are now seeking reliable analogs (equivalents or alternatives) that offer similar or improved performance at competitive cost.
The SP‑63.3 is a three‑phase bird protection cover originally designed for use with tension clamp SO255. Its purpose is simple:
Selecting the right SP-63.3 analog is critical to ensure effective bird protection, long-term reliability, and compatibility with MV overhead line systems.
Jera Line is a leading manufacturer based in China,focusing on cost-effective MV line accessories, including avian protection device and insulation covers, delivers high-quality and competitively priced bird protector solutions that combine durability, easy installation, and excellent electrical insulation performance.
The JR-63.3 Bird Protector for MV clamp is a specially designed insulating cover used to protect medium voltage tension clamp PA-2550. It helps prevent accidental contact by birds and small animals, reducing the risk of outages, flashovers, and equipment damage.
Specification
|
Product code |
|
|
Dimensions,mm |
600*140*95 |
|
Insulated neck diameter,mm |
95 |
Features
Application areas

Jera Line is a direct factory based in China,established in 2012,which allows them to control the entire production process—from raw materials to finished products. This vertical integration eliminate middleman,ensures consistent quality and highly competitive pricing.
As a direct factory with in-house R&D, Jera Line continuously improves product design and materials,offers OEM and ODM customization services for per project requets.
The company provides up to a 5-year product guarantee, demonstrating confidence in product quality and long-term reliability.
Jera line established in 2012, has established business relationship with more than 30 countries, across Europe, Asia, the Middle East, Africa, and South America and received good feedback from customers on quality.
Selecting the right supplier for Medium Voltage Insulation Bird Guard eqipment is essential to ensure both power network reliability and wildlife protection. Jera Line has established itself as a reliable manufacturer, offering durable and cost-effective bird protection solutions for modern electrical networks.
Choosing a reliable supplier is not only about finding a dependable partner, but also about building a stable supply chain, reducing risks, and improving overall efficiency.
Please contact us if you need more details or have any questions.







