Agrosun Gold Halide HO Lamp 400W Horizontal
Elevate your indoor garden with the Agrosun Gold High Output Horizontal Metal Halide Bulb. This 400W lamp is engineered for robust plant growth, flowering, and fruiting, emitting enhanced red wavelengths for superior performance. Recognized as the "Gold Standard" in horticultural lighting, it outperforms common sodium and halide lamps in tests for increased flower production and branching. Its horizontal design ensures efficient light distribution, making it an excellent all-purpose choice for dedicated gardeners seeking optimal yields and plant health. This bulb is a reliable component for any serious indoor gardening setup.
$55.96
Owner Satisfaction
4.5
/ 5
Category Rank
78
/ 238
#78 in Light Bulbs
Price vs Category Average
-48%
Below average
Type
MH Horizontal H/O
/ MH Horizontal H/O
Who it's for
- Optimized Vegetative Growth Spectrum
- High Intensity Light Output
- Precision Horizontal Design
Who should skip it
- Significant Heat Generation
- Shorter Operational Lifespan
- Requires External Ballast
Key Specs
Type
MH Horizontal H/O
Wattage
400W
Brand
Agrosun
Model
BUSUHL400HZAS
Application Type
Plant Growth
Color Rendering Index (CRI)
0.0
Dimmable
false
Energy Star Certified
false
Features
- Spectrally-enhanced for optimal plant growth
- Increased red wavelengths for better flowering
- Outperforms standard grow lights
- Proven to increase flower production
- High output for vigorous plant development
- Horizontal design for efficient coverage
- Ideal for all-purpose indoor gardening
- Hydrofarm exclusive product
What customers say
Customers consistently praise the Agrosun Gold 400W lamp for its exceptional reliability and consistent light output over long periods. Reviewers frequently note that the quality of the spectrum supports vigorous plant growth, making it a dependable choice for serious growers. While the initial investment is higher than some alternatives, users feel the extended lifespan and dependable performance offer excellent long term value. This lamp is seen as a high quality workhorse.
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