Spider Farmer 16L Ultrasonic Cool Mist Humidifier 1400ml/h – Smart RH Control with External Sensor for Large Grow Tents & Professional Indoor Growing

Take your climate control to a professional level with the Spider Farmer 16L Ultrasonic Cool Mist Humidifier – designed for large grow tents, high-performance indoor grow rooms, and commercial indoor cultivation.

With a powerful output of up to 1400 ml/h , a generous 16-liter water tank , and an external temperature and humidity sensor, this system offers maximum precision, stability, and control during every growth phase. Perfect for growers who want to fine-tune their VPD, humidity, and plant performance for maximum yield.

This ultrasonic humidifier produces an ultra-fine, cool mist without adding heat to the grow room—essential for stable conditions under powerful LED grow lights.

Professional Climate Control for Large Grow Rooms

• Ideal for large grow tents and commercial indoor cultivation
  
• Supports stable VPD levels for optimal nutrient absorption
  
• Perfect for seedlings, vegetative growth and flowering stage
  
• Prevents growth stress due to low humidity
  
• Suitable for high-output LED setups

A stable relative humidity promotes healthy leaf development, strong root structures and uniform flowering.

Maximum Capacity & Precise Automation

• 16 Liter Water Reservoir
  Extra-large tank for long-lasting operation without frequent refilling – ideal for larger tent setups or professional grow rooms.
• Up to 1400 ml/h Mist Output
  Four adjustable mist settings provide precise control over humidity for each growth stage.
• Ultrasonic Cool Mist Technology
  Produces an ultra-fine mist for fast and efficient humidification without increasing temperature.
• Expandable Mist Hose
  Flexible hose for targeted mist distribution into the corners of your grow tent for complete coverage.
• External Temperature & RH Sensor
  Independent probe for automatic and precise control of your climate settings.

⚠️ Tip: Do not place the sensor directly at the fog outlet to avoid inaccurate measurements.

Technical Specifications

• Water tank capacity: 16 liters
  
• Maximum mist output: 1400 ml/h
  
• Mist levels: 4 adjustable settings
  
• Coverage area: up to ± 65 m² (± 700 sq ft)
  
• Technology: Ultrasonic cool mist
  
• Sensor: External temperature & humidity sensor
  
• Application: Large grow tents, indoor grow rooms, commercial cultivation

Why a Powerful Humidifier is Essential

Correctly regulated humidity:

• Optimizes photosynthesis and cell development
  
• Improves water and nutrient absorption
  
• Stimulates faster vegetative growth
  
• Reduces stress during the transition to flowering
  
• Increases yield, quality and uniformity

With powerful LED lighting, humidity can drop rapidly. The Spider Farmer 16L ensures stable, consistent humidification without manual adjustments – fully optimized for professional indoor growing.