Johnson Controls AS-AHU-103-300 — Air Handling Unit Controller

Part number	AS-AHU-103-300
Brand	Johnson Controls
Category	Controller
Description	Air Handling Unit Controller
Manufacturer	Johnson Controls
Product Type	Air Handling Unit Controller
Product Line	Metasys AS
Part Number	AS-AHU-103-300
Controller Type	Digital Controller
Power Supply	24 VAC
Frequency	50/60 Hz
Power Rating	100 VA
Operating Range	0°C to 50°C
Humidity Range	10% to 90% RH
Communication Protocol	BACnet/IP
Control Functions	Multi-zone Control
Sensor Compatibility	Temperature and Humidity Sensors
Mounting Type	Surface Mount
User Interface	LCD Display Panel
Compliance Standards	UL, CE, FCC

The AS-AHU-103-300 from Johnson Controls is a digital air handling unit controller designed to efficiently manage HVAC systems. It operates on a 24 VAC power supply and includes features for multi-zone control across different environments.

Compatibility data for this part number is being verified. Send an RFQ with your equipment model and serial — our suppliers confirm fitment before quoting.

Data compiled from 1 verified source. Last reviewed 2026-08-16.