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The Johnson Controls T-4000-2141 is a commercial-grade beige plastic thermostat cover designed specifically for horizontally mounted pneumatic thermostats
and 1F93-380
Ensure you select the correct orifice size based on your specific tonnage requirements
As a fold-back element configuration
Manual Reset Functionality: Requires technician intervention after a high-limit event
Johnson Controls DT13E-24 Isolator Refrigerant The Johnson Controls T-4000-2141 isThe Johnson Controls DT13E 24 is a professional grade DC to DC isolator designed for high performance HVAC control signal isolation. Operating on a 24 Vac power supply, this model serves as the direct updated version for the legacy DT13 24, engineered to eliminate ground loops and minimize common mode signal interference in sensitive building automation systems. This transmitter accepts current or voltage inputs and provides a linearly transferred
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