The next major step in that evolution has been the communicating thermostat, which exchanges real‑time data with the split system. Instead of sending basic on/off calls, communicating thermostats serve as one integrated platform, enabling coordinated modulation of capacity, airflow, and comfort strategies. In the field, communicating thermostats such as the Smart Home Control 510 (SHC510) from Bosch Home Comfort allows contractors to view real-time system data. A Smart Pairing for High-Efficiency SystemsWhen paired with high-efficiency variable speed equipment, communicating thermostats help deliver the full performance these systems are engineered for. They unify equipment, zoning components, sensors, and grid-response requirements into a coordinated control architecture that maximizes comfort, efficiency and operational intelligence.