TC903-3A4DLSA Schneider Fan Coil Thermostat 4-Pipe Modbus Deluxe LCD High-End Suite Climate Controller

Product Summary
TC903-3A4DLSA Schneider Fan Coil Thermostat 4-Pipe Modbus Deluxe LCD High-End Suite Climate Controller Product Overview The Schneider Electric TC903-3A4DLSA is a high-specification Fan Coil Thermostat 4-Pipe Modbus Deluxe from the prestigious SpaceLogic TC900 series, engineered to deliver exceptiona...
Basic Properties
Place of Origin: EU
Brand Name: Schneider
Certification: CE RoHS
Model Number: TC903-3A4DLSA
Trading Properties
Minimum Order Quantity: 5
Payment Terms: T/T,Western Union
Product Description
TC903-3A4DLSA Schneider Fan Coil Thermostat 4-Pipe Modbus Deluxe LCD High-End Suite Climate Controller
Product Overview

The Schneider Electric TC903-3A4DLSA is a high-specification Fan Coil Thermostat 4-Pipe Modbus Deluxe 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 TC903-3A4DLSA 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.

Technical Specifications
Product Model TC903-3A4DLSA
Product Range Schneider Electric SpaceLogic TC900
Communication Protocol Modbus RTU RS-485
Interface Configuration 4-pipe FCU, 3-speed Fan, Remote Sensor support
Rated Operating Voltage 90-240 V AC
Power Supply Bus-powered, Auxiliary supply, or Mains voltage (model specific)
Functional Logic & Sensing Deluxe display logic, White finish, Modbus communication
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)
Application Scenarios
Specified for luxury hospitality suites where independent control of heating and cooling coils is required simultaneously.
Product Details
Highlight:

Schneider fan coil thermostat 4-pipe

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Fan coil controller Modbus Deluxe LCD

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High-end suite climate controller

Userinterface: Buttons, Touchscreen, Or Remote Interface
Power Supply Mode: KNX Bus Power Supply (DC 24V)
Load Capacity: Supports Motors Up To 100W
Inputtype: Binary Input
Certifications: CE, UL, RoHS Compliant
Installation: Flush-mounted
Channel Configuration: 16 Independent Control Channels

Ms. Nora

Sales Manager

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