720 Watt ECO Split LED by ULight - modular high efficiency grow light

🌿 The problem this solves

Big canopies need wide, even photon coverage to avoid shaded bud sites and weak lower growth.

Most fixed-frame LED lights lock you into a single footprint, which makes scaling or reshaping your canopy difficult.

The ULight 720W ECO Split LED grow light solves that with a modular split-frame design. Run the bars together for concentrated square coverage, or split them apart to extend light across a wider grow area - all while delivering 720W of full spectrum output at 2.7 µmol/J efficiency.

🔥 Why growers rate it

• 720W output → strong photon density capable of driving productive flowering canopies

• 2.7 µmol/J efficiency → high photon output with excellent power efficiency

• 2016 LED diodes → dense diode layout improves canopy penetration

• Split-frame configuration → run compact or extend coverage depending on grow layout

• Full spectrum LEDs → balanced light output suitable for veg and flowering stages

• Integrated driver design → simplified installation with fewer external components

• 0–10V and stepped dimming → dial intensity precisely from 20% through 100%

📦 Key specs

• Power draw: 720W

• Efficiency: 2.7 µmol/J

• LED count: 2016 diodes

• Spectrum: Full spectrum

• Driver: Integrated

• Dimming: 0–10V or 20% / 40% / 60% / 80% / 100%

🌱 Grow Guys tip

Split-frame lighting is incredibly useful when your canopy layout changes.

Run the bars together for tighter tent grows, or separate them once your canopy spreads out to maintain even light distribution across the entire plant surface.

🛠️ How to dial it in properly

Set your operating height first

Hang the light at the height you intend to run throughout the grow and leave it there.

Modern LED grow lights are best managed by adjusting output intensity, not constantly changing hanging height.

Increase intensity slowly

Always increase light output gradually.

Small changes of just a few percent at a time allow plants to adapt properly and avoid light stress or bleaching.

Suggested intensity ranges

Match the output level to the stage of growth:

• Clones / seedlings: ~30%

• Vegetative growth: 30–60%

• Flowering: 60–100%

• Final week: around 80%

Dimming control

The fixture supports stepped dimming or 0–10V controller integration, allowing precise adjustments throughout the grow cycle.

Coverage strategy

Run the bars side-by-side for square grow tents or compact spaces.

Split them lengthwise when lighting longer benches or rectangular canopies to maintain even photon spread.

🧩 What it pairs with

High-output LED grow lights perform best when the rest of the grow system supports strong plant metabolism.

Most growers running a 720W LED combine it with proper airflow systems to move heat and humidity away from the canopy while maintaining stable environmental conditions.

Pairing powerful lighting with balanced hydroponic nutrients or coco feeding programs allows plants to fully utilise the increased photon density during veg and flowering.

In larger grow rooms or commercial setups, integrating environmental controllers and climate equipment ensures temperature, humidity and light intensity remain stable as the canopy develops under the fixture.

❓ Frequently asked questions

Is the ULight 720W ECO Split LED suitable for flowering?

Yes. The 720W output delivers strong photon density suitable for productive flowering canopies.

The full spectrum diode layout supports plants from vegetative growth right through heavy bloom phases.

What does the split-frame design do?

It allows the light bars to run together or separated.

Splitting the frame lengthwise spreads photons across longer canopy areas, improving coverage compared with fixed-frame LED grow lights.

Can the ULight 720W ECO Split LED be dimmed?

Yes. The fixture supports stepped dimming and 0–10V control.

This allows growers to gradually increase intensity throughout the grow cycle rather than adjusting fixture height.

What grow environments is this LED grow light best for?

The ULight 720W ECO Split LED grow light works well in grow tents, hydroponic systems and commercial grow rooms.

The modular frame design makes it particularly useful for growers who plan to expand or reshape their canopy layout.

🚀 Upgrade your canopy coverage

If you want serious photon output with the flexibility to expand your grow footprint, the ULight 720W ECO Split LED gives you both power and adaptability.

Run it tight, split it wide, and scale your lighting as your grow evolves.