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Product Highlights HORTILUX™ e-Start Metal Halide Bulb is a new family of lamps designed for use on electronic/digital ballasts. The starting and operating characteristics of electronic/digital ballasts are different than traditional magnetic core & coil ballasts. These differences allow us to optimize lamp performance over life to improve results in your indoor garden. Hortilux Metal Halide BT37 Large, Universal, 400W E-Start provides optimum spectral energy required for vegetative (non-fruiting) growth. About This Item Halide Bulb, 400W E-Start by Hortilux How the Halide Bulb, 400W E-Start by Hortilux Works: This bulb fits in any standard lamp. Just simply unplug your lamp, remove old light bulb, and install this light bulb. Plug your lamp up and it’s ready to go. Product Details: Designed for electronic ballasts 100% lead free. 400 watts covers 4’x4’area Initial Lumens: 36,000 Glass size: BT-37 Operating position: Universal
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🇺🇸 Ship from USA · On Agora since 2026
$39.95