OWON PCT513-TY Wi-Fi Touchscreen Thermostat

Wi-FiTuya
Short answer: The OWON PCT513-TY is a Wi-Fi touchscreen thermostat for 24 VAC systems. It has a 4.3-inch full-color touch screen, supports 2H/2C conventional and 4H/2C heat pump systems, works with up to 16 remote zone sensors, and offers geofencing plus Alexa and Google Home voice control.

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Key facts

TypeWi-Fi touchscreen thermostat, 24 VAC
ConnectivityWi-Fi 802.11 b/g/n at 2.4 GHz (module WR3); a 915 MHz radio is listed for the remote zone sensors
Platform / appMobile app; Tap-to-Run and automation with other Tuya devices; Amazon Alexa and Google Home voice control
HVAC compatibilityConventional 2-stage heating and 2-stage cooling; heat pump with 2-stage heating, 2-stage cooling and 2 aux heating; dual fuel; natural gas, electric, hot water, steam or gravity, 24 V gas fireplaces and oil heat sources
SensingBuilt-in temperature, humidity and PIR occupancy sensing; up to 16 remote zone sensors
Power supply24 VAC, 1 A carry, 5 A surge; the datasheet lists R and C wires as required and a power module that powers the thermostat without a C-wire
MountingWall mounting; 131 (L) × 78 (W) × 29.2 (H) mm

Features

Specifications

Compatible systems
  • Conventional: 2-stage heating and 2-stage cooling
  • Heat pump: 2-stage heating, 2-stage cooling, 2 aux heating
  • Natural gas, electric, hot water, steam or gravity, gas fireplaces (24 V), oil heat sources
  • Heat pump and dual fuel
Wiring terminals
  • RH, RC, C
  • W1, W2, Y1, Y2, G
  • O/B (heat pump changeover valve)
  • S (optional wiring module terminal)
System modeHeat, Cool, Auto, Off; Emergency Heat (heat pump only)
Fan modeOn, Auto, Circulate (adjustable)
Auto mode deadband1.5 °C / 3 °F
Temperature setpoint span0.5 °C / 1 °F
Wi-Fi802.11 b/g/n20/n40 at 2.4 GHz; module WR3
Tx power±20 dBm
Radio915 MHz
Display4.3-inch full-color touch screen
PIR sensorOccupancy detection; sensing distance 3 m, angle 70°
Electrical rating24 VAC, 1 A carry, 5 A surge, 50/60 Hz
Switches / relays9 latching relays, 1 A maximum loading
Temperature sensing-40 to 125 °C; accuracy ±1 °C; response time 2 min
Humidity sensing0–100%; accuracy ±3% (20–80%); response time 2 min
Operating environment0 to 50 °C (32 to 122 °F); humidity 5–95%
Storage temperature-30 to 60 °C (-22 to 140 °F)
Wiring18 AWG; requires both R and C wires from the HVAC system
Dimensions131 (L) × 78 (W) × 29.2 (H) mm
MountingWall mounting
Remote zone sensor
  • Battery: DC 3 V (2 × AAA)
  • Radio: 915 MHz; 2-color LED
  • PIR: sensing distance 5 m, angle 120°
  • Temperature: -40 to 125 °C, accuracy ±0.5 °C
  • Dimensions: 62 × 62 × 15.5 mm; tabletop stand or wall mounting; indoor use only

Applications

Notes

PCT513-TY FAQ

What is the PCT513-TY?

The OWON PCT513-TY is a Wi-Fi touchscreen thermostat for 24 VAC systems. It has a 4.3-inch full-color touch screen, supports 2H/2C conventional and 4H/2C heat pump systems, works with up to 16 remote zone sensors, and offers geofencing plus Alexa and Google Home voice control.

How does the PCT513-TY connect?

Connectivity: Wi-Fi 802.11 b/g/n at 2.4 GHz (module WR3); a 915 MHz radio is listed for the remote zone sensors.

Which HVAC systems does the PCT513-TY work with?

HVAC compatibility: Conventional 2-stage heating and 2-stage cooling; heat pump with 2-stage heating, 2-stage cooling and 2 aux heating; dual fuel; natural gas, electric, hot water, steam or gravity, 24 V gas fireplaces and oil heat sources.

Which app or platform works with the PCT513-TY?

Platform / app: Mobile app; Tap-to-Run and automation with other Tuya devices; Amazon Alexa and Google Home voice control.

How is the PCT513-TY powered?

Power supply: 24 VAC, 1 A carry, 5 A surge; the datasheet lists R and C wires as required and a power module that powers the thermostat without a C-wire.

How is the PCT513-TY installed?

Mounting: Wall mounting; 131 (L) × 78 (W) × 29.2 (H) mm.

How can I get a quotation, samples or protocol documents for the PCT513-TY?

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: Wi-Fi, Tuya

Last updated: 6 November 2026. Source: OWON datasheet PCT513-TY.

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