Porter Instrument Combo Alarm System for O2/N2O/VAC and O2/VAC

This combo alarm system from Porter Instrument monitors and alerts for oxygen, nitrous oxide, and vacuum supply lines, combining O2/N2O/VAC and O2/VAC configurations in one unit. Designed for dental or medical gas delivery systems, it helps ensure safe and reliable gas supply by providing audible and visual alarms when pressures fall outside safe ranges. The system is a single, integrated unit intended for installation in facilities using multiple gas services.