
High-Quality ANSI 53-4 Ceramic Spool Type Porcelain Insulators for Electric Power Transmission Lines. Durable Porcelain Material: Constructed from high-quality porcelain for long-lasting performance in transmission lines. ANSI 53-4 Standard: Meets ANSI 53-4 specifications for reliable high-voltage power transmission applications. 3-Year Warranty: Comes with a comprehensive 3-year warranty period covering product defects. ISO Certifications: Certified under ISO9001:2015, ISO40001:2018, ISO14001, and ISO50001 standards. Fast Lead Time: Average lead time within 15 workdays for both peak and off-peak seasons. Global Shipping Options: Supports multiple Incoterms including FOB, CIF, DDP, and DAP for worldwide delivery. Flexible Payment Terms: Accepts LC, T/T, PayPal, Western Union, and other secure payment methods. Manufacturer Direct: Sold directly by a manufacturer with over 120 employees and 14,800 sqm plant area.