Gavita RS 1900e Full Spectrum LED Grow Light

Struggling to achieve sun-like intensity and quality in your indoor garden? The Gavita RS 1900e is engineered to solve that, delivering professional-grade power and a tailored spectrum to elevate your 4x4 grow space. It produces an impressive 1900 µmol/s of PAR at a class-leading efficiency of 3.0 µmol/J, ensuring your plants get the light they need without wasted energy.

This fixture provides a broad white light enhanced with a rich blue spectrum, specifically designed to boost terpene and cannabinoid profiles for higher-quality yields. For ultimate control over your environment, pair it with the Gavita EL3 Master Controller to unlock precise dimming capabilities and simulate natural sunrise and sunset cycles. If you need even more power for a larger area, consider the Gavita Pro RS 2400e.

Built for the demands of serious growers, the RS 1900e is ETL-listed for safety and IP66-rated for durability in wet and dusty environments. Backed by a five-year limited warranty, this Gavita light is a reliable cornerstone for any high-performance cultivation setup.

What's Included

LED driver
LED rails
Mounting points
Wire Hangers (2x)

Features

☀️

Sun-Like Intensity

Delivers a powerful 1900 µmol/s PAR output, providing high-intensity light perfect for a 4'x4' grow space.

⚡️

Peak Efficiency

Operates at an exceptional 3.0 µmol/J, maximizing light output while minimizing energy consumption and heat.

🌱

Full-Cycle Spectrum

Provides a complete spectral output suitable for all growth stages, from vegetative growth to heavy flowering.

🔵

Enhanced Blue Spectrum

Features a broad white light with enriched blue wavelengths to improve terpene and cannabinoid profiles.

💡

Precision Dimming

Connects seamlessly with the Gavita EL3 Master Controller for customized brightness and light cycles.

🛡️

Built to Last

IP66 rated for water and dust resistance and ETL listed for safety, ensuring reliable performance in any grow room.

Gavita RS 1900e Specifications

Specification	Value
Model No.	HGC906410
Voltage	208 – 480 V
Current at 208V	3.12 A
Current at 480V	1.35 A
Frequency	50/60 Hz
Wattage	650 W
Max Ambient Temp	40° C
Dimming Communication	RJ45 0-10V
Power Factor	0.95
Dimensions	44.8 in x 43.25 in x 3.3 in
Weight	29.8 lb

Gavita RS 1900e Spectrum

Gavita RS 1900e Full Spectrum LED Grow Light spectrum chart

Gavita RS 1900e Dimming, PPF & PPE

Gavita RS 1900e Full Spectrum LED Grow Light PPF and PPE chart

Support & Manuals

📄Gavita RS 1900e Manual 📄Gavita RS 1900e Spec Sheet

Warranty

This product comes with a five-year limited warranty. All sales are final.

FAQs

What is the ideal coverage area for the Gavita RS 1900e?+

The RS 1900e is optimized for a 4' x 4' footprint, delivering high-intensity, uniform light across the entire canopy, making it ideal for standard-sized grow tents and rooms.

Can I control the light intensity?+

Yes. For precise control, you can connect the RS 1900e to the Gavita EL3 LED Grow Light Master Controller. This allows for dimming down to 10% and simulating natural sunrise and sunset cycles.

Is this light suitable for both vegetative and flowering stages?+

Absolutely. Its full-spectrum output provides all the necessary wavelengths for robust growth from seed to harvest, while the enhanced blue light helps improve final crop quality.

How does this model compare to other Gavita lights?+

The RS 1900e is a powerful and efficient choice for 4x4 spaces. For larger areas or higher intensity requirements, you might consider the Gavita Pro RS 2400e. You can explore the entire Gavita lineup to find the perfect fit.

What makes the spectrum on this light special?+

It uses a broad white light base supplemented with an enhanced blue spectrum. This combination not only fuels photosynthesis efficiently but is also designed to improve the terpene and cannabinoid profiles of your plants. For a deeper dive, check out our review on Gavita technology.

Is the Gavita RS 1900e built to last?+

Yes, it's designed for professional environments. With an IP66 rating for water and dust resistance, ETL listing for safety, and a five-year limited warranty, it's a reliable long-term investment.

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Gavita RS 1900e Full Spectrum LED Grow Light