Modular Ultra Compact Simulator configured EFT and SURGE and fast switch for INTERRUPTS per IEC 61000-4-11. Ready to accept optional external transformer or variac to perform the DIPS portion of -11. Includes: EFT/5 Module VCS/5 Module PFS/5 Module Single Phase CDN 400V AC/DC; 16A Monitor Ports for Both Peak Impulse & EUT Power USB and IEEE 488 Interfaces iec.control SOFTWARE Included - Control Only