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This DIN-Rail Mount Device is Great For Control of Standard FCU/AHU/VAV Air conditioning and Ventilation systems, It is Bus Enabled, Mannual Programming Enabled. Good for Single and Multi stage Units (Heat, Cool, Single stage/Humidifier/Fresh Air. Fan low, Fan Med, Fan High, VAV 0-10V). With Auxiliary Tempreture Sensor Port) = Works stand alone with or without the need to have any Paired DDP. All Contact Relays are Rated 2A. (Warning: Higher Loads Require Adding of Contactors for Protection per channel = is a Must), With Top Control Buttons & Bypass (Warning: Maximum Load is 1.5A per Channel).. ** Make sure to use Contactors for Each load to protect control channel.

HVAC3, Air Condition Control Module (G4s)

Category: Climate Control

Price: $147.00

Stock Status: In Stock (10000 available)

SKU: NONE-23

The HVAC3 – Air Condition Control Module (G4s) is a high-performance smart HVAC controller designed to manage air-conditioning systems with precision, flexibility, and energy efficiency. Built on the G4s automation platform, this module integrates seamlessly with centralized control systems for residential, commercial, and industrial buildings.

The HVAC3 module supports multiple control modes — including cooling, heating, fan speed, and temperature feedback — enabling smooth communication with split, fan coil, or VRV/VRF air-conditioning systems. It ensures reliable performance with digital and analog inputs, relay outputs, and bus communication for full system integration.

Ideal for building automation and hotel room management, the HVAC3 provides centralized control via wall panels, mobile apps, or automation software. It enhances energy efficiency, improves comfort, and simplifies maintenance with intelligent diagnostics and feedback monitoring.


🔍 Key Features

  • Intelligent air-conditioning control module (G4s platform)
  • Supports cooling/heating/fan modes
  • Up to 3 independent HVAC channels
  • Compatible with fan coil and VRF/VRV systems
  • Digital and analog inputs for temperature and mode feedback
  • Relay outputs for compressor, fan, and valve control
  • Seamless integration with automation systems
  • Energy-efficient operation with programmable logic
  • DIN-rail mountable industrial-grade design
  • Ideal for smart buildings, hotels, and offices

🏢 Applications

  • Centralized HVAC control in smart buildings
  • Hotel room automation and temperature management
  • Office air-conditioning systems
  • Energy-efficient home automation
  • Fan coil and VRF/VRV control integration
  • IoT-based climate management systems
  • Building management and HVAC supervision

⚙️ Technical Specifications

  • Model: HVAC3 (G4s)
  • Channels: 3 (Independent HVAC zones)
  • Control Output: Relay outputs (Fan/Valve/Compressor)
  • Inputs: Digital / Analog (Temperature, Mode, Feedback)
  • Communication: G4s Bus Protocol
  • Power Supply: 12–24V DC
  • Mounting: DIN-Rail / Panel Mount
  • Operating Temp: –5°C to +50°C
  • Compatibility: G4s system controllers and wall panels
  • Dimensions: Compact modular design
  • Protection: Overload and short-circuit protection