Maituo Intelligent Technology Co.，Ltd
| Delivery Time | 7 Days |
| Load Capacity | Max 100W per channel |
| Mounting Type | DIN-Rail Mounting |
| Payment Terms | T/T,Western Union |
| Channel Configuration | 16 independent control channels |
| Packaging Details | Carton |
| Indicator Function | Power, signal transmission |
| Loadtype | Resistive and Inductive |
| Controlmethod | Electrical and Manual Override |
| Outputtype | Relay output |
| Model Number | TC903-3A4LDPSA |
| Certification | CE RoHS |
| Place of Origin | EU |
| Brand Name | Schneider |
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Product Specification
| Delivery Time | 7 Days | Load Capacity | Max 100W per channel |
| Mounting Type | DIN-Rail Mounting | Payment Terms | T/T,Western Union |
| Channel Configuration | 16 independent control channels | Packaging Details | Carton |
| Indicator Function | Power, signal transmission | Loadtype | Resistive and Inductive |
| Controlmethod | Electrical and Manual Override | Outputtype | Relay output |
| Model Number | TC903-3A4LDPSA | Certification | CE RoHS |
| Place of Origin | EU | Brand Name | Schneider |
| High Light | Schneider fan coil thermostat Modbus ，4-pipe fan coil controller LCD ，HVAC unit thermostat professional | ||
The Schneider Electric TC903-3A4LDPSA is a high-specification Fan Coil Thermostat 4-Pipe Modbus LCD 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 TC903-3A4LDPSA 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.
| Product Model | TC903-3A4LDPSA |
| Product Range | Schneider Electric SpaceLogic TC900 |
| Communication Protocol | Modbus RTU RS-485 |
| Interface Configuration | 4-pipe FCU, 3-speed Fan, Modbus |
| Rated Operating Voltage | 90-240 V AC |
| Power Supply | Bus-powered, Auxiliary supply, or Mains voltage (model specific) |
| Functional Logic & Sensing | LCD display, Modbus, White finish, precise PID logic |
| 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) |
Company Details
Business Type:
Manufacturer,Seller,Trading Company,Exporter
Year Established:
2019
Total Annual:
800000 USD-1000000
Employee Number:
50~80
Ecer Certification：
Verified Supplier
Maituo Intelligent Technology Co., Ltd. has been a professional provider of Building and Home Automation Solutions in China since our establishment. With a focus on delivering intelligent, integrated systems for both commercial buildings and residential spaces, we have forged a strong reputation by ... Maituo Intelligent Technology Co., Ltd. has been a professional provider of Building and Home Automation Solutions in China since our establishment. With a focus on delivering intelligent, integrated systems for both commercial buildings and residential spaces, we have forged a strong reputation by ...
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