Mars Hydro 15L Ultrasonic Humidifier 100W – Professional Grow Tent Humidification with Automatic RH Control up to 80m²

The Mars Hydro 15L Ultrasonic Humidifier 100W is a professional solution for precise humidity control in larger grow tents, greenhouses, and indoor growing spaces up to 80m². It's specifically designed for serious growers who want to maintain stable RH levels and optimal VPD balance during the seedling, vegetative, and growth phases.

With powerful ultrasonic atomization of up to 1600 ml per hour , a generous 15-liter water tank , and a maximum runtime of up to 29 hours , this system delivers long-lasting and even humidification without constant refilling. Ideal for large grow tents where consistent climate control is essential for strong root development and maximum yield.

Technical Specifications

• Capacity: 15 liters
  
• Power: 100W
  
• Maximum working time: up to 29 hours
  
• Mist output: up to 1600 ml per hour
  
• Coverage: up to 80 m²
  
• Misting Type: Ultrasonic Cool Mist
  
• Humidity control: Automatic RH adjustment via sensor

Key Features

• Large Capacity & Continuous Humidification
  The 15-liter tank allows for long-term humidification in large grow tents without frequent refilling. Perfect for professional indoor grow setups.
• Powerful Ultrasonic Mist up to 1600 ml/hour
  The high mist production quickly and evenly increases humidity. Essential for young plants, cuttings, and vegetative growth where higher RH levels are required.
• Automatic Humidity Control (RV Control)
  The integrated sensor continuously measures the relative humidity and automatically adjusts the mist output. This prevents fluctuations and helps maintain a stable VPD balance.
• Targeted Mist Distribution with Extension Tubes
  Thanks to the included long and short pipes, the mist can be strategically distributed within the grow tent. This prevents hot spots and ensures an even climate distribution.
• Adjustable Mist Levels
  Four mist settings allow for precise control, tailored to different growth stages and environmental conditions.
• Top-Fill Design & Mobile Construction
  Easy to refill without disassembly. Equipped with wheels for flexible placement in larger indoor growing spaces.

Package contents

• 1× Mars Hydro 15L Humidifier
  
• 1× Remote control
  
• 1× Wired sensor probe
  
• 1× Long pipe
  
• 4x Short stiff legs
  
• 4x Flexible short hoses
  
• 2x Flexible long hoses
  
• 3x Velcro strips
  
• 4x Mouthpieces
  
• 1× Tool set

Compatibility & Smart Integration

• Compatible with the Mars Hydro iHub Pro Smart Power Strip for automated humidity control and integration with LED grow lights, fans, and pumps.
• Not compatible with the Mars Hydro iControl Controller.

With iHub Pro you can create a fully automated climate system in which humidity, ventilation and lighting work together for maximum stability.

Why Choose the Mars Hydro 15L Humidifier?

Stable humidity is crucial for:

• Strong root development
  
• Faster vegetative growth
  
• Better absorption of nutrients
  
• Optimal VPD balance
  
• Preventing drought stress

The Mars Hydro 15L combines powerful ultrasonic technology with automatic climate control and smart expandability. Ideal for growers who want complete control over their indoor growing environment.

For larger grow tents and professional setups, this is an essential upgrade.