Johnson Controls T-4000-3139 Plastic Cover secure electrical connection

secure electrical connection

Key Benefits for Technicians: Universal Compatibility: Serves as a direct 120V replacement for Norton 41-405

requiring a replacement like the 100241

deep oxidation or cracks in the ceramic insulator require a full replacement to ensure the system operates within manufacturer specifications

reducing downtime and manual resets

Johnson Controls T-4000-3139 Plastic Cover secure electrical connectionThe Johnson Controls T 4000 3139 is a professional grade horizontal pneumatic thermostat cover designed specifically for the T 4000 Series room thermostats. Engineered for demanding commercial environments, this white plastic cover provides a clean, uniform look for horizontal mounted controllers where a blank faceplate cover is required. As a genuine Johnson Controls replacement part, it ensures a precise fit for single or dual element sensing units