Smart HVAC Thermostat with Humidity Control | PCT533

Main Feature:

The OWON PCT533 is a 24VAC WiFi smart HVAC thermostat featuring humidity control, built-in occupancy sensing, and a 4.3-inch color touchscreen. Designed for residential and light commercial HVAC systems, it supports multi-stage heat pumps, dual fuel heating, and wireless remote room sensors.

Model: PCT533/PCT533C

Dimension: 143 (L) × 82 (W)× 21 (H) mm

Weight: 350g

Certification: FCC, RoHS

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Product Detail

MAIN SPEC

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Product Tags

Main Features

• Humidity Control – Built-in humidity sensing with humidifier/dehumidifier support.
• Occupancy Sensing – Built-in occupancy detection for smarter HVAC control.
• 24VAC HVAC Compatibility – Supports 2H/2C conventional, 4H/2C heat pump, and dual fuel systems.
• Wireless Room Sensors – Extends temperature and humidity monitoring across rooms.
• 4.3" Color Touchscreen – Intuitive interface for smart HVAC control.
• Smart Scheduling & Energy Tracking – 7-day scheduling, preheating/precooling, and energy reports.
• Smart Connectivity – WiFi, BLE pairing, Tuya app, OTA updates, Open API, and voice control.

Humidity & Occupancy-Based HVAC Control

The OWON PCT533 smart HVAC thermostat combines temperature, humidity, and occupancy sensing for intelligent indoor comfort management. It supports compatible humidifiers and dehumidifiers through dedicated accessory terminals, while wireless room sensors extend temperature and humidity monitoring across multiple rooms. These features provide flexible comfort control for residential and light commercial HVAC applications.

Product

24vac heating and cooling system, 4.3 in. full-colorl LCD touchscreen, 7-day customizable Fan/Temp programming schedule

24vac heating and cooling system, smart HVAC control, 4.3 in. full-colorl LCD touchscreen, 7-day customizable Fan/Temp programming schedule

24vac heating and cooling system, 4.3 in. full-colorl LCD touchscreen, 7-day customizable Fan/Temp programming schedule, smart HVAC control

Application

The OWON PCT533 smart HVAC thermostat is designed for:
• Residential HVAC Systems – Smart homes and advanced heating and cooling applications.
• Multifamily Housing – Apartments and residential property management projects.
• Light Commercial Buildings – Offices and small commercial HVAC applications.
• Smart Building Integration – Connected HVAC control and energy management systems.
• HVAC OEM/ODM Projects – Customized thermostat solutions for HVAC brands and system integrators.

FAQ

Q1: Does the PCT533 support occupancy-based HVAC control?
A: Yes. PCT533 features built-in occupancy sensing to support smarter comfort management and occupancy-aware HVAC control strategies.

Q2: Can the PCT533 control humidifiers and dehumidifiers?
A: Yes. PCT533 supports compatible 1-wire or 2-wire humidifiers and dehumidifiers through dedicated accessory terminals, with built-in humidity sensing.

Q3: Is the PCT533 compatible with heat pump and dual fuel systems?
A: Yes. PCT533 supports 24VAC HVAC systems, including up to 4H/2C heat pump configurations, 2H/2C conventional systems, and dual fuel/hybrid heating.

Q4: Is the PCT533 suitable for professional HVAC installations?
A: Yes. PCT533 is designed for residential and light commercial HVAC applications, with 24VAC compatibility and integration capabilities for HVAC projects.

Q5: Does the PCT533 support wireless remote room sensors?
A: Yes. Wireless remote room sensors extend temperature and humidity monitoring beyond the thermostat location, helping improve multi-room comfort and address hot and cold spots.

Wi-Fi	• 802.11 b/g/n @ 2.4GHz
BLE	• For Wi-Fi Pairing
Display	• 4.3 in. full-colorl LCD touchscreen • 480*800 pixel display
Sensors	• Occupancy • Temperature • Humidity
Power	• 24 VAC, 50/60 Hz
Temperature range	• Desired Temperature: 40° to 90°F (4.5° to 32°C) • Sensitivity: +/− 1°F (+/− 0.5°C) • Operating: 14° to 122°F (-10° to 50°C)
Humidity range	• Sensitivity: +/− 5% • Operating: 5% to 95% RH (non-condensing)
Dimensions	• Thermostat: 143 (L) × 82 (W)× 21 (H) mm • Trim plate: 170 (L) × 110 (W)× 6 (H) mm
TF card slot	• For firmware updates and log collection • Format requirement: FAT32
Mounting Type	• Wall Mounting
Accessories	• Trim plate • C-wire Adapter (Optional)