Combination Vacuum Gauges The RPG500 Full-Range Pirani-Piezo Combination Vacuum Gauge features a highly compact combined sensor design, which greatly reduces the overall size of sensing equipment and delivers enhanced measurement capability and accuracy in the high-vacuum region View Details Combination Vacuum Gauges The RPG400 Pirani-Piezo Combination Vacuum Gauge is engineered for wide-range high-precision pressure measurement applications and delivers higher accuracy compared with the RPG300 View Details Combination Vacuum Gauges The RPG300 Pirani-Piezo Combination Vacuum Gauge is engineered for wide-range vacuum measurement applications View Details Pirani Vacuum Gauges The RPG200 Pirani Vacuum Gauge measures from atmospheric pressure to medium-high vacuum and delivers higher accuracy compared with the RPG100 View Details