Resideo - Honeywell Home AQ25044B

AQ25044B, the Aquatrol Boiler Control Panel from Resideo - Honeywell Home, provides DHW priority for the boiler system and supports up to 4 zones of 4-wire valves with end switches. This panel replaces older AQ-series models AQ25144B, AQ25A44B, and AQ25110B, offering a clean upgrade path with proven reliability.

Designed for seamless integration, the AQ25044B manages domestic hot water demand while coordinating boiler operation across multiple zones. The DHW priority feature helps ensure hot water is available when you need it, without sacrificing overall heating performance. The unit is built to handle four independent valve circuits while preserving precise, responsive control.

• 4-zone support for precise boiler control across four 4-wire valve circuits.
• DHW priority management to prioritize domestic hot water when demand increases.
• 4-wire valve compatibility with end switches for reliable signaling to the boiler.
• Easy upgrade from AQ25144B, AQ25A44B, AQ25110B with a straightforward replacement path.
• Resideo Aquatrol quality built for durable, long-term performance in home heating systems.