Digital Humidity Controller Hygrostat 0–99%RH AC220V 4-Pack

4-Pack Digital Humidity Controller with Sensor – Precise Hygrostat for Home & Grow Rooms

Take full command of your indoor environment with the A01F-4X Digital Humidity Controller (Model XH-W3005). This value-packed set of 4 controllers and 4 humidity sensors gives you accurate, automated humidity regulation across multiple spaces — from home cellars and storage rooms to greenhouses and server enclosures. The embedded, panel-mount design keeps your setup clean and professional.

Key Features

• Wide Measurement Range: Monitors and controls humidity from 0% to 99% RH with a precision of 0.1% RH
• High Accuracy: ±2% RH measuring accuracy for dependable, consistent readings
• Easy Digital Display: Bright digital readout shows live humidity at a glance
• Simple Push-Button Programming: Set start and stop humidity thresholds with UP/DOWN buttons; long-press (~3 seconds) to enter set mode
• Factory Reset: Press UP + DOWN simultaneously to reset; unit auto-detects and displays current humidity
• High-Power Direct Output: Supports up to 10A output — suitable for driving humidifiers, dehumidifiers, fans, and more
• AC220V Compatible: Designed for standard high-voltage mains supply
• Durable ABS Housing: Compact white embedded unit measuring just 60 × 45 × 31 mm

Technical Specifications

Package Contents

• 4 × Digital Humidity Controller (XH-W3005)
• 4 × Humidity Sensor

Note: Only the above package contents are included. Slight colour variation may occur due to screen calibration differences. Measurement tolerance of ±1–3 cm applies.

Made in Mainland China.

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Frequently Asked Questions

Q: What is included in the A01F-4X humidity controller package?

A: The package includes 4 digital humidity controllers (model XH-W3005) and 4 humidity sensors. No additional accessories are included.

Q: What voltage does this digital humidity controller require?

A: This hygrostat is designed for AC220V mains power supply, making it suitable for standard household and industrial outlets in regions using 220V power.

Q: How do I set the humidity thresholds on the XH-W3005 controller?

A: Press the UP button to display the start (activation) humidity level, then long-press (~3 seconds) until it flashes, and use UP/DOWN to adjust. Press DOWN to display the stop (deactivation) humidity level and repeat the same process. To restore factory settings, press UP and DOWN simultaneously — the display will show "888" before auto-detecting the current humidity.

Q: What devices can I connect to this humidity controller?

A: The XH-W3005 supports a maximum output of 10A with direct output, meaning it can switch on or off humidifiers, dehumidifiers, exhaust fans, ventilation systems, and similar appliances that operate within that power rating.

Q: Is this humidity controller suitable for greenhouse or grow room use?

A: Yes. With a 0–99% RH range and 0.1% RH control precision, it is well suited for greenhouses, grow tents, wine cellars, server rooms, storage areas, and any environment where consistent humidity management is important.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.