Digi-lumen Halo 400W LED Grow Light – 2.7 µmol/J
SPRING-TO-SUMMER SALE IS ON NOW! Save on high-performance LED grow lighting before this offer ends on 31 December 2026 or while stocks last!
Take your indoor growing to the next level with the Digi-lumen Halo 400W LED Grow Light. Combining powerful light output, excellent photon efficiency and a full-spectrum design, the Halo delivers the performance serious home growers and professional cultivators need to get the most out of their growing space.
With an impressive 2.7 µmol/J efficacy and maximum PPF of 1080 µmol/s, this 400W LED grow light delivers powerful, energy-efficient illumination across a recommended growing area of 1 m × 1 m. Its 4000K full spectrum supports your plants throughout their entire growth cycle, from seedlings and vegetative growth through to flowering and fruiting.
Whether you're upgrading your existing setup or building a dedicated indoor garden, the Halo 400W combines performance, reliability and precise light control in one sleek, easy-to-install fixture.
Why Choose the Digi-lumen Halo 400W?
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Powerful 400W performance: Maximum PPF of 1080 µmol/s delivers high-intensity light for demanding indoor growing applications.
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Efficient LED technology: 2.7 µmol/J photon efficacy helps maximise light output relative to power consumption.
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Full-spectrum lighting: 4000K spectrum designed to support plants throughout every stage of growth.
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Ideal for 1 m × 1 m grow spaces: Recommended maximum coverage of 1000 mm × 1000 mm.
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Adjustable light intensity: Choose between 160W, 240W, 320W and 400W settings to suit your growing requirements.
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Built for demanding environments: A robust aluminium body and protective polycarbonate LED cover provide durability in indoor growing conditions.
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Slim, lightweight design: The compact six-bar configuration weighs just 3.6 kg for convenient installation and handling.
High Performance Meets Practical Design
The Halo 400W features 1128 LEDs arranged across six bars, providing broad light distribution with a 120° beam angle. Its integrated driver keeps the fixture compact and streamlined, while the IP45-rated construction offers protection against water splashes and solid objects.
For growers who want greater control over their lighting setup, the Halo includes manual dimming settings and 0–10V control ports for compatible external control systems.
With a rated lifespan exceeding 50,000 hours, the Halo is designed for long-term use, backed by a 2-year warranty for added peace of mind.
Technical Specifications
| Specification |
Details |
| Power consumption |
400W |
| Maximum PPF |
1080 µmol/s |
| Photon efficacy |
2.7 µmol/J |
| PPFD |
1394 µmol/m²/s at 30 cm |
| Spectrum |
4000K full spectrum |
| LED configuration |
1128 single-mount LEDs |
| Beam angle |
120° |
| Recommended maximum coverage |
1000 × 1000 mm |
| Dimming settings |
160W / 240W / 320W / 400W |
| External control |
0–10V control ports |
| Construction |
Die-cast pressed aluminium with polycarbonate LED cover |
| Dimensions |
580 × 580 × 38 mm |
| Net weight |
3.6 kg |
| Water resistance |
IP45 |
| Input voltage |
220–240V AC, 50–60Hz |
| Input current |
1.7A |
| Operating temperature |
–25°C to 40°C |
| Rated lifespan |
Over 50,000 hours |
| Warranty |
2 years |
What's Included?
Upgrade Your Grow Lighting for Less
Get the performance, efficiency and flexibility your indoor garden deserves with the Digi-lumen Halo 400W LED Grow Light. With powerful full-spectrum output, adjustable intensity and a durable, low-profile design, it's a practical lighting solution for growers looking to make more of their available space.
Shop the Spring-to-Summer Sale today and take advantage of the savings before 31 December 2026 or while stocks last!
