Description
Honeywell AQ25542B Aquatrol Zoning Panel Overview
The Honeywell AQ25542B Aquatrol Zoning Panel is a versatile hydronic zone control solution engineered for residential and light commercial heating systems. Designed to manage up to 4 zone pumps or 2-wire zone valves, this panel simplifies multi-zone hydronic system installation and delivers reliable, precise comfort control throughout the building.
Key Features
- Supports up to 4 zone pumps or 2-wire zone valves for flexible system design
- Panel temperature rating: 32°F to 130°F for broad environmental compatibility
- R-C input: 24 Vac for standard low-voltage thermostat integration
- B-B communication bus terminals enable easy expansion and system communication
- Zone module thermostat input: low voltage, 2-wire, polarity insensitive for simplified wiring
- Digital communication capability for advanced system integration
- Polarity-insensitive wiring reduces installation errors and saves time
- Compact panel design for easy mounting in mechanical rooms or utility spaces
System Compatibility
The AQ25542B is compatible with standard 2-wire zone valves and zone pump configurations, making it an ideal choice for hot water baseboard, radiant floor heating, and other hydronic distribution systems. The B-B communication bus terminals allow for seamless integration with Honeywell Aquatrol zone modules, enabling scalable multi-zone control.
Electrical Specifications
- R-C Thermostat Input: 24 Vac
- Thermostat Input Type: Low voltage, 2-wire, polarity insensitive
- Panel Operating Temperature Range: 32°F to 130°F (0°C to 54.4°C)
- Communication: B-B digital communication bus terminals
Applications
- Residential multi-zone hot water heating systems
- Light commercial hydronic zoning applications
- Zone pump or 2-wire zone valve control
- Radiant floor heating zone management
- Baseboard heating distribution systems
Why Choose the Honeywell AQ25542B?
Honeywell’s Aquatrol series is trusted by HVAC professionals for its reliability, ease of installation, and compatibility with a wide range of hydronic components. The AQ25542B’s polarity-insensitive thermostat inputs and digital communication bus make it a smart choice for contractors looking to reduce installation time while delivering a high-performance zoning solution to their customers.
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