Thats no bulb replacement for 5 years. Each kit includes the following items 2 x ISH288 piece boards manufactured by Invisible Sun UK using Samsung LM561C S6 top bin diodes - 3000k 1 x meanwell driver - hlg 240h Dimmable 250w driver, the dimmer on these drivers are built in, you do not need an external dimmer cluttering up the rear of your board. 1 x black annodised heat sink which has been specifically designed to have the best dissipation possible for our boards, our heatsink out performs our competitors keeping your LEDs cooler and lasting longer. 1 x hanging kit 1 x UK plug 1 x 3 pole mains connector All connecting accessories Dimensions - 630mm L x 205mm W x 19mm H No moving parts, no noise, reduced heat signature, runs cooler than HPS and COBS, perfect for this summer heatwave.If you are looking for 2 kits to run in the same space we can offer you the HLG 480H C2100A driver which will run both kits off 1 driver. All fixtures and fittings Each 250w kit will cover a 2x4ft or 3x3ft foot print. 2 kits are equal to a 1000w HID system and will cover a 4x4ft foot print.
Realise the potential of between 1-2g per watt. These are the most efficient lights on the market right now. Lamp Efficacy with S6 Flux Bin 2.61 µmol/J, 172Lm/WBoard Level Efficacy with S6 Flux Bin 2.67 µmol/J, Due to high demand please allow 3 days to process, assemble and despatch your order. The item "Quantum Board 250w led grow light by Invisible Sun UK.Samsung lm561c s6 top bin" is in sale since Wednesday, July 25, 2018. This item is in the category "Garden & Patio\Hydroponics & Seed Starting\Grow Light Kits". The seller is "richard2780" and is located in Prenton. This item can be shipped worldwide.