XIAOPAI vacuum circuit breakers cover the full medium-voltage spectrum from 12 kV to 40.5 kV, with models including VSG-12 indoor withdrawable VCB, ZW32-12 and ZW32-24 outdoor pole-mounted VCB, ZN85-40.5 indoor VCB and FZRN12/25-12D high-voltage AC vacuum load switch-fuse combination. All models are designed for 10,000 mechanical operations and full electrical endurance per IEC 62271-100. Applications cover indoor switchgear panels, outdoor distribution automation terminals, ring main units, transformer secondary protection, industrial feeders and renewable energy substations. The embedded-pole and copper-chrome contact technology reduces maintenance intervals and ensures long-term dielectric stability. Every unit is CE certified, with full factory test reports, matched protection relays, and export packaging prepared for FOB Ningbo shipment.