Comparison : Item # 4363, 15" Display X-Purge Class I, Division 1 Hazardous Area PC with Integrated Keyboard
Item # 4366, 19" Display X-Purge Class I, Division 1 Hazardous Area PC with Integrated Keyboard
Item # 4369, 21.5" Display X-Purge Class I, Division 1 Hazardous Area PC with Integrated Keyboard
Item # 4563KP, 15" Display X-Purge Class I, Division 1 Hazardous Area PC with 28-Key Keypad
Item # 4566KP, 19" Display X-Purge Class I. Division 1 Hazardous Area PC with 28-Key Keypad