Johnson Controls T-4000-610 Pneumatic Room Thermostat Universal Conversion Kit

Pneumatic Room Thermostat Universal Conversion Kit from Johnson Controls enables seamless modernization of legacy HVAC controls. The Johnson Controls T-4000-610 Universal Conversion Kit is designed to retrofit older pneumatic room thermostats, enabling compatibility with modern control interfaces and improved energy efficiency.

Used on pneumatic room thermostats, this conversion kit provides a robust solution for facilities looking to extend the life of their existing thermostats without a full replacement. It combines universal compatibility with durable construction, making it suitable for busy commercial environments.

• Simple retrofit for legacy pneumatic room thermostats
• Universal compatibility with Johnson Controls systems
• Improved energy efficiency and precise temperature control
• Durable build designed for industrial and commercial use
• Compact, easy-to-install form factor

Upgrade your HVAC controls with a trusted conversion kit that preserves investment while delivering modern performance.