TC903-3A4LA Schneider Fan Coil Thermostat 4-Pipe Standalone White LCD Professional 3-Speed Fan Control
The Schneider Electric TC903-3A4LA is a high-specification Fan Coil Thermostat 4-Pipe Standalone from the prestigious SpaceLogic TC900 series, engineered to deliver exceptional reliability, precision, and operational efficiency for modern intelligent building environments.
As part of the globally recognized EcoStruxure ecosystem, this device represents the integration of advanced engineering standards with high-durability hardware, ensuring seamless coordination of critical building services such as climate management, occupancy-based control, and system automation.
Designed for professional installation in luxury hotels, commercial office towers, and high-end residential projects, the TC903-3A4LA enables building operators to implement modular control architectures that reduce energy overhead while maximizing occupant comfort.
Built with sustainable, halogen-free materials and future-ready technology, this device is a critical building block for achieving high-performance infrastructure certifications such as LEED, WELL, and Green Premium. It is specifically engineered for 24/7 mission-critical operations in sophisticated smart building infrastructures.
| Parameter | Value |
|---|---|
| Product Model | TC903-3A4LA |
| Product Range | Schneider Electric SpaceLogic TC900 |
| Communication Protocol | Standalone / Local Control |
| Interface Configuration | 4-pipe FCU, 3-speed Fan, On/Off control |
| Rated Operating Voltage | 90-240 V AC |
| Power Supply | Bus-powered, Auxiliary supply, or Mains voltage (model specific) |
| Functional Logic & Sensing | LCD 5-button, White finish, no communication port |
| Network Topology Support | Supports standard star, daisy-chain, and branch-based bus architectures |
| Wiring Interface | Maintenance-free terminal blocks or industrial screw terminals for secure connectivity |
| Operating Temperature | 0°C to 50°C (standard indoor operational range) |
| Ingress Protection | IP20 / IP30 (Indoor mounting environments) |
| Housing Material | Halogen-free, Flame-retardant industrial grade polycarbonate |
| Certifications | CE Marked, RoHS, REACH, UL Listed, Green Premium Environmental Data, BTL Listed (for protocol models) |
Ideal for multi-room residential projects or stand-alone commercial offices requiring precise climate control and energy-efficient operation.
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