OWON AC221 ZigBee Split AC Control for Ceiling Unit

ZigBee
Short answer: The OWON AC221 is a ZigBee HA 1.2 split air conditioner controller that you can fix in the ceiling or a corner. It converts a ZigBee gateway signal into an infrared command through an external infrared transmitter and measures temperature with a remote probe.

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Key facts

TypeZigBee to IR air conditioner controller, wall mounting, external IR transmitter and temperature probe
ConnectivityZigBee 2.4 GHz IEEE 802.15.4, ZigBee HA 1.2 profile; requires a ZigBee gateway
SensingRemote temperature probe, sensing range -30 to 100 °C, accuracy ±1 °C
Power supply100–240 Vac, 50/60 Hz; power consumption below 1 W
MountingWall mounting; 64 (L) × 45 (W) × 15 (H) mm; 2.5 m line for the temperature probe and external infrared transmitter

Features

Specifications

ZigBee2.4 GHz IEEE 802.15.4
ZigBee profileZigBee HA 1.2
RF characteristics
  • Operating frequency: 2.4 GHz
  • Range outdoor / indoor: 100 m / 30 m (open area)
  • Internal PCB antenna
  • TX power: 8 dB
Operating voltage100–240 Vac, 50/60 Hz
Power consumptionBelow 1 W
Temperature probeRemote probe; sensing range -30 to 100 °C; accuracy ±1 °C
Operating environment-10 °C to +55 °C; humidity ≤ 90% non-condensing
Dimensions
  • 64 (L) × 45 (W) × 15 (H) mm
  • Line length of temperature probe / external infrared transmitter: 2.5 m
MountingWall mounting

Applications

Notes

AC221 FAQ

What is the AC221?

The OWON AC221 is a ZigBee HA 1.2 split air conditioner controller that you can fix in the ceiling or a corner. It converts a ZigBee gateway signal into an infrared command through an external infrared transmitter and measures temperature with a remote probe.

How does the AC221 connect?

Connectivity: ZigBee 2.4 GHz IEEE 802.15.4, ZigBee HA 1.2 profile; requires a ZigBee gateway.

How is the AC221 powered?

Power supply: 100–240 Vac, 50/60 Hz; power consumption below 1 W.

How is the AC221 installed?

Mounting: Wall mounting; 64 (L) × 45 (W) × 15 (H) mm; 2.5 m line for the temperature probe and external infrared transmitter.

How can I get a quotation, samples or protocol documents for the AC221?

Email sales@owon.com or message OWON on WhatsApp (+86 13159213403) with your application, country and quantity. OWON sales can send the datasheet, quotation and, where applicable, protocol documents.

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Guides

Solutions using this product

Protocols: ZigBee

Last updated: 6 November 2026. Source: OWON AC221 quick start guide.

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