
Wholesale 11kv 33kv 66kv Post Insulators 30kN Ceramic Insulators Substation and Switchgear. ISO Certified Quality: Certified to ISO9001, ISO14001, ISO45001 and IEC standards for reliable performance. Custom Design Support: OEM/ODM services available to customize dimensions, voltage, and mechanical strength. High Bending Strength: Features 30kN bending strength with 1260mm creepage distance for high voltage applications. Professional Packaging: Customizable plywood or fumigated wooden cases with steel straps to ensure safe delivery. Comprehensive Support: 24-hour inquiry response with on-site installation consultation and technical assistance. Established Manufacturer: Professional factory since 1936 with advanced production lines and testing facilities. Wide Product Range: Specializes in post, suspension, hollow insulators, and ESP products like ceramic bushings. Flexible MOQ: Low MOQ of 10pcs for regular items, with flexible options for customized orders.