Hortilux Metal Ace Conversion (HPS to Metal Halide) Bulb, 250W Eye Hortilux Hortilux Metal Ace Conversion (HPS to Metal Halide) Bulb, 250W (HX51788)HORTILUX Metal Ace (converts HPS to metal halide) conversion lamps are metal halide lamps that operate on high pressure sodium systems. A one-dimensional lighting system is easily and economically converted into a complete (metal halide / HPS) growing system, providing the full range of spectral en... — Ships from HF: OR, CA, CO, MI, PA USA....more info.
InterLux Super HPS Grow Lamp-250W InterLux Super HPS Grow Lamp-250W (790250-E)250W Interlux Super HPS Bulb- high pressure sodium Super HPS-bulbs are designed specifically for indoor enhanced plant growth and flowering. High Pressure Sodium has a light spectrum shifted towards the red, and is used during the flowering stages of growth. Tested and developed to work perfectly with electronic ballast. High lumen output... — Ships from DL: Livermore, California USA....more info.