Copeland 998-0340-00 Kit 319848-301 The Johnson Controls T-4506-201 is

The Johnson Controls T-4506-201 is a high-volume output dual temperature pneumatic thermostat engineered for precise day/night or two-set-point environmental control

The leads should be terminated within the provided junction box using appropriate wire nuts or crimps to maintain electrical integrity and prevent moisture ingress

While technically a thermistor

Dual-Function Protection: Merges operating limit functionality with a fixed high limit for redundant system safety

This model is fixed for CW Lead End (CWLE) rotation

Copeland 998-0340-00 Kit 319848-301 The Johnson Controls T-4506-201 isThe Copeland 998 0340 00 Kit is a professional grade liquid injection kit engineered for high demand HVACR refrigeration systems. Designed for 5 ton capacity applications, this OEM replacement part is critical for maintaining safe discharge temperatures in low temperature environments. It features a durable steel shell and a 3 8" connection, providing on demand cooling by injecting liquid refrigerant directly into the compressor scrolls when thermal