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Honeywell AQ25042B/U Boiler Control Panel, DIP Switch User Interface, 4 Zones, 24 VAC 0.5 A 12 VA Boiler Output

HONAQ25042B MFG #: AQ25042B/U
Honeywell AQ25042B/U Boiler Control Panel, DIP Switch User Interface, 4 Zones, 24 VAC 0.5 A 12 VA Boiler Output
  • Boiler Output: 24 VAC 0.5 A 12 VA
  • Number of Zones: 4
  • User Interface: DIP Switch
  • Contact Rating: 120 to 240
  • Dimensions: 8 in H x 13 in W x 3-3/8 in D
  • Lead Length: 10
  • Manufacturer: Honeywell
  • Manufacturer #: AQ25042B/U
  • Motor HP: 1/3 HP
  • Sensing Range: 10
  • Wire Size: 18
Honeywell AQ250 AQUATROL boiler controls for single temperature, residential hydronic heating systems ensure ample supply of hot water for space heating and domestic uses. Convert single zone heating systems or upgrade relay-logic zoning systems.

Boiler Control Panel, User Interface: DIP Switch, 4 Zones, Boiler Output: 24 VAC 0.5 A 12 VA, 120 to 240 VAC Contact, 1/3 hp, 10 ft Lead Length, 10 kOhm Sensing Range, 18 AWG Wire, 8 in H x 13 in W x 3-3/8 in D
  • Features
  • Use with AQ1000 two-wire communicating thermostats or most dry contact digital thermostats
  • Offers zoning control for up to four zones and controls up to two stages of heat from a single thermostat
  • Can expand up to 16 zones with AQ255 or AQ257 or up to 64 zones with AQ254 Add-A-Temp panels
  • Line or low voltage output for zoning equipment including pumps or valves
  • Features zone synchronization through the zone or greatest demand control
  • Includes domestic hot water priority override protection and boiler short cycling protection
  • Automated test feature for quick start-up and simplified troubleshooting