Johnson Controls AS-VAV140-1 — Variable Air Volume Controller

Part number	AS-VAV140-1
Brand	Johnson Controls
Category	Controller
Description	Variable Air Volume Controller
Manufacturer	Johnson Controls
Product Type	Variable Air Volume Controller
Product Line	Metasys AS
Part Number	AS-VAV140-1
Weight	1.13 lbs (0.51 kg)
Min. Input Voltage	20 VAC
Max. Input Voltage	30 VAC
Power Draw	10 VA
Word Size	8 Bit
EEPROM Size	8 kByte
Processor	11 MHz
Number of Analog Inputs	8 Analog Inputs
Number of Binary Inputs	4 Binary Inputs
Min. Relative Humidity	10% (Non-Condensing)
Max. Relative Humidity	90% (Non-Condensing)
ROM Size	64 kByte

The AS-VAV140-1 is a variable air volume controller offered by Johnson Controls within the Metasys AS series. This device has a flexible input voltage range between 20 VAC and 30 VAC, drawing a maximum power of 10 VA.

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.