1.Features a 1kHz power output frequency with millisecond-level time accuracy; 2. Supports multi-welding specification storage with power loss retention capability lasting up to 10 years; 3. Three-stage heating process: preheating, welding, and tempering; welding phase supports current increment/decrement functions and customizable pulse counts; 4. Flexible programming of three-stage output durations for seamless integration with other equipment; 5. Includes total weld count, spot count, and production output monitoring functions; 6. Current monitoring system with preset upper/lower limits that triggers alarms upon exceedance; 7. Offers single-point or continuous spot welding modes; 8. Equipped with fault diagnosis and protection mechanisms that automatically shut down output and display error codes upon anomaly detection; 9. High-performance DSP chip as main control unit significantly enhances system reliability; 10. Supports 485 communication interface via standard MODBUS protocol; 11. Features high-precision constant current control.