Maxitrol R500Z-1/2 Valve Freon Internal Relief Protection: Built-in IRV

Internal Relief Protection: Built-in IRV eliminates the need for external secondary overpressure protection in many standard jurisdictions

Its counter-clockwise (CCW) rotation is critical for maintaining correct airflow patterns in high-efficiency air handlers and packaged rooftop units from Nortek Global HVAC brands

Standardized Compatibility: Features an SPST switch and vertical orientation for seamless integration into existing UL Listed and FM Approved fire alarm control panels

Use the manufacturer-specified LP conversion kit to adjust the gas valve regulator settings for propane applications

Maxitrol R500Z-1/2 Valve Freon Internal Relief Protection: Built-in IRVThe Maxitrol R500Z 1 2 is a high precision zero governor gas regulator designed specifically for demanding air gas mixing applications. Featuring a balanced valve design, this 1 2" NPT regulator maintains exceptional stability and responsiveness even during significant inlet pressure fluctuations. It is a critical component for contractors managing industrial burners, nozzle mixers, and proportional pre mixers where maintaining an outlet pressure