
Electrical Device 12kv Insulated Ceramic Vacuum Interrupter 630A Switchgear Circuit Breaker. One-Time Sealing Design: Prevents gas leakage and significantly enhances mechanical life and operational reliability. Premium Contact Materials: Contacts sourced from Shaanxi Sirui, featuring Windmill-type and Swastika-type 4-slot designs. High Production Capacity: Annual production exceeds 1,000,000 units with a production area over 10,000 square meters. 15 Years Industry Experience: Specialized in medium/high-voltage products with 30+ national patents and ISO certifications. Flexible Customization: Supports OEM/ODM, custom logo printing, and product modifications based on client drawings. Comprehensive Warranty: 12-month warranty covering material and workmanship defects with 7/24 technical support. Global Market Presence: Serving key markets including India, Italy, Russia, Kazakhstan, and Indonesia worldwide. Strict Quality Inspection: 100% inspection for finished products including visual and function checks during production.