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The Mars Hydro SP 3000 is a 300W bar-style LED grow light built for 2'x4' tents and benches. It uses Samsung LM301B diodes with Osram reds for a full spectrum, dims down for seedlings and veg, and runs on an aluminum body rated IP65 for damp rooms. Its long, thin bar spreads light evenly across a narrow footprint, which suits home growers and small commercial benches better than a square panel. Owners rate it highly for output and build; the main gripes are the EU plug and the need for a separate controller for smart dimming.
In stock
In stock
Lowest price we've seen: $189.99 on Nov 13 at Mars Hydro US. Tracked across 2 stores since Nov 13.
Owners rate it 4.6 out of 5 and praise its brightness, even spread and solid build for a 2'x4' space. Complaints center on the EU plug and the extra gear needed for remote dimming.
The Mars Hydro SP 3000 is a 300W full-spectrum LED grow light. The panel is built with an aluminum body and has an IP65 rating for durability.
It hangs above plants and covers a 2'x4' area. It can be used for seedlings, vegetative growth, flowering and fruiting, including heavy flowering. It is made for home growers and commercial farms.
The light is dimmable. It works with a commercial dimming solution and alternative dimming functions. It connects by wire and plugs in with a 230 V EU plug.

