OWON PCT504 ZigBee Fan-Coil Thermostat

ZigBee
Short answer: The OWON PCT504 is a hardwired ZigBee fan-coil thermostat for two-pipe heat-only, two-pipe cool-only and four-pipe heat and cool systems. It offers heat, cool, off and ventilation modes, auto, low, medium and high fan speeds, built-in temperature, humidity and motion sensing, and schedules, sleep mode and eco mode.

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Key facts

TypeZigBee fan-coil thermostat, hardwired, 2.4-inch LCD
ConnectivityZigBee 2.4 GHz IEEE 802.15.4, Home Automation Profile; requires a ZigBee gateway
HVAC compatibilityFan-coil systems: two-pipe heat-only, two-pipe cool-only and four-pipe heat and cool; system modes heat, off, cool, ventilation; fan modes auto, low, medium, high
SensingBuilt-in temperature, humidity and motion (PIR) sensors
Power supplyAC 110–240 V, 50/60 Hz; rated power consumption 1.4 W
MountingWall mounting; 86 (L) × 86 (W) × 48 (H) mm; 198 g

Features

Specifications

Processor32-bit ARM Cortex-M4
ZigBee2.4 GHz IEEE 802.15.4; Home Automation Profile
RF characteristics
  • Operating frequency: 2.4 GHz
  • Internal PCB antenna
  • Range outdoor / indoor: 100 m / 30 m
Power supplyAC 110–240 V, 50/60 Hz; rated power consumption 1.4 W
LCD screen2.4-inch LCD, 128 × 64 pixels
Operating temperature0 °C to 40 °C
Dimensions86 (L) × 86 (W) × 48 (H) mm
Weight198 g
Terminals
  • L, N (line power)
  • G-h, G-m, G-l (high / medium / low fan relays)
  • Y-on, Y-off (cooling valve)
  • W-on, W-off (heating valve)
MountingWall mounting

Applications

Notes

PCT504 FAQ

What is the PCT504?

The OWON PCT504 is a hardwired ZigBee fan-coil thermostat for two-pipe heat-only, two-pipe cool-only and four-pipe heat and cool systems. It offers heat, cool, off and ventilation modes, auto, low, medium and high fan speeds, built-in temperature, humidity and motion sensing, and schedules, sleep mode and eco mode.

How does the PCT504 connect?

Connectivity: ZigBee 2.4 GHz IEEE 802.15.4, Home Automation Profile; requires a ZigBee gateway.

Which HVAC systems does the PCT504 work with?

HVAC compatibility: Fan-coil systems: two-pipe heat-only, two-pipe cool-only and four-pipe heat and cool; system modes heat, off, cool, ventilation; fan modes auto, low, medium, high.

How is the PCT504 powered?

Power supply: AC 110–240 V, 50/60 Hz; rated power consumption 1.4 W.

How is the PCT504 installed?

Mounting: Wall mounting; 86 (L) × 86 (W) × 48 (H) mm; 198 g.

How can I get a quotation, samples or protocol documents for the PCT504?

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 PCT504 quick start guide (230208).

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