Key Technical Specifications:
Manufacturer: Lors Machinery Inc. (Kenilworth, N.J.)
Model: 140AP
Serial Number: 478-2271
Power Rating: 40 KVA @ 50% Duty Cycle
Secondary Voltage: 2.3V Minimum to 5.5V Maximum
Frame Style: Vertical press-type with adjustable lower arm
Features & Equipment:
Control System: Entron Resistance Welding Microprocessor Control
Thermal Management: External fan-cooled heat exchanger for transformer and electrode cooling
Actuation: Pneumatic cylinder with yellow safety foot switch operation
Air Preparation: Integrated filter/regulator unit
Calibration: On-board force chart for PSI-to-Electrode force settings (30–80 PSI range)
Power & Air Requirements:
Primary Voltage: 220V 
Phase/Cycle: Single Phase / 60 Hz
Air Requirement: 80–90 PSI standard shop air