The Schneider Electric TC903-EF4LDPSA is a high-specification four-pipe fan coil thermostat combining Modbus RTU and BACnet MS/TP dual-protocol support, BLDC motor drive, and multi-function programming — making it the ideal choice for intelligent, protocol-flexible HVAC control.
| Part Number | TC903-EF4LDPSA |
|---|---|
| Pipe Configuration | 4-pipe |
| Motor Type | BLDC (Brushless DC) |
| Communication | Modbus RTU + BACnet MS/TP (dual protocol) |
| Control Outputs | Valve actuator + BLDC fan motor |
| Display | LCD with full-function menu |
| Power Supply | 24 VAC |
| Button Color | White |
Ideal for intelligent buildings, hospitals, and data centers where both Modbus and BACnet ecosystems coexist. Perfect for environments requiring flexible protocol support and energy-efficient HVAC control.