Johnson Controls AS-AHU-101-1 — DDC Controller Board

Part number	AS-AHU-101-1
Brand	Johnson Controls
Category	Controller
Description	DDC Controller Board
Manufacturer	Johnson Controls
Product Type	DDC Controller Board
Product Line	Metasys AS
Part Number	AS-AHU-101-1
Weight	5.00 lbs (2.27 kg)
Current Rating	4 A
Supply Voltage Rating	24 VAC
Control System	Metasys System
Connectivity	Building Management Integration
Environmental	Compliance HVAC Safety Standards
Mounting Type	Panel or Rack
User Interface	LED Status Indicators
Operating Temperature Range	-10°C to +50°C
Processor Type	Microcontroller Based Processing

The AS-AHU-101-1 is a DDC controller board from Johnson Controls' Metasys AS series, optimized for building management integrations. This device operates on a supply voltage of 24 VAC and supports a current rating of 4 A, ensuring reliable performance in HVAC systems.

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.