The SK-2200-DPG Hand Pump Pressure & Vacuum Calibrator is a precision-engineered calibration instrument designed for professionals who require reliable and stable pressure generation for testing and calibration of industrial instruments. This manual hand pump enables smooth generation of both pressure and vacuum, making it ideal for calibrating pressure gauges, transmitters, sensors, and process instruments. The included digital master gauge covers a wide measuring range from -1 to 25 bar with ±0.5% accuracy, ensuring dependable reference measurements. Built using high-quality aluminium and stainless steel components, the calibrator offers excellent durability and corrosion resistance. Leak-proof stainless steel fittings and a contamination-free design help maintain consistent performance over long-term use. Designed for safe operation up to 30 bar, the SK-2200-DPG is suitable for calibration laboratories, maintenance teams, and field service engineers. When not in use, proper storage helps protect internal sealing components and ensures extended service life.