10 Best Grow Light Ballast of October 2025

• 600W Digital Dimmable Electronic Ballast: Support 120V/240V Input; Dimmable Options: 50%, 75%, 100%; 8 Feet heavy-duty power cord included; Stable power output ensure flicker free light
• 1 x 600W Super HPS Bulb 2100K; 1 x 600W MH Bulb 6000K; Optimized spectrum and high PAR (Photosynthetic Active Radiation) to promote healthy plant growth and soonest flourish
• 1 x Pair of 8-ft adjustable Ratchet Clip Hanger Rope: hold up to 150 lbs; 24-hour Plug-in Mechanical Timer: 15 minutes increments
• 19-inch Wing Reflector: up to 4' x 4' light coverage; Built-in 15 feet heavy duty lamp cord with E39 Ceramic Mogul Socket and standard Hydroponic S-Plug; highly 95% reflective textured German aluminum maximizes the light reflected to the plants
• CAUTION: This system will generate too much heat to be used in an enclosed area without ventilation. Adequate ventilation is required for all iPower grow light systems. We recommend the use of an iPower inline fan

iPower

• Operating voltage range: 100V~265V with 120V working voltage; dimmable options: 50%, 75%, 100%
• Compatible with HPS and MH light bulbs by micro-chip programming; free heavy-duty power cord included
• Ultra-safety: advanced protection against short circuit, power surge, ignition failure, overheat, end-of bulb-life
• Optimal heat dissipation: built-in cooling fan and graduating fin designed to minimize ballast temperature
• Package included: 1-pack 1000 watt digital dimmable electronic ballast included
• Power source type: Corded Electric

iPower

• Wing Reflector: Over 90% high reflectivity aluminum（no hot-spot） ensures soonest flourish of your plants
• UL Listed 1000W Dimmable Ballast: Runs on 120~240V power supply, comes with 8ft 120V power cord, 600w/750w/1000w/super lumens opotional
• HPS & MH Grow Light Bulbs: High PAR value (Photosynthetically Active Radiation), Superior quality & optimized spectrum to promote growth
• 24-Hour Mechanical Timer: 15-minute On/Off, 24 hours settings; 125V, 15A, 60Hz, 1/2HP, 1875W Heavy duty construction; Timer mode can be turned off
• 1/8" Rope Hanger (1 Pair): 8-ft long & 150lbs/pair weight capacity, solid braided polypropylene rope & reinforced metal internal gears to ensure top-safety

VIVOSUN

• UL Listed 1000W Dimmable Ballast: Dimmable level: 600w; 750w; 1000w; super lumens (110%)
• Operates on 120/240V, 50/60Hz power supply. 8ft 120V power cord included. Strike both MH and HPS bulbs
• Overheating Protection; End-of-Bulb-Life Protection; Short Circuit Protection; Ignition Failure Protection
• Note: The dimmable setting of ballast should be the same watts as the bulb when starting, or your bulb may not be lighted up. The extra setting is to adjust the brightness (lumen) of the bulb. Different lumens have different effect on the plants
• What You Get: VIVOSUN ultra bright 1000w digital ballast, 8ft 120 volt power cord, four rubber feet, our fan-favorite 3-year warranty and friendly customer service

VIVOSUN

• 400W Digital Dimmable Electronic Ballast: Support 120V/240V Input; Dimmable Options: 50%, 75%, 100%; 8 Feet heavy-duty power cord included; Stable power output ensure flicker free light
• 1 x 400W Super HPS Bulb; Color Temperature: 2100K; Optimized spectrum and high PAR (Photosynthetic Active Radiation) to promote healthy plant growth and soonest flourish
• 1 x Pair of 8-ft adjustable Ratchet Clip Hanger Rope: hold up to 150 lbs
• 19-inch Wing Reflector: up to 4' x 4' light coverage; Built-in 15 feet heavy duty lamp cord with E39 Ceramic Mogul Socket and standard Hydroponic S-Plug; highly 95% reflective textured German aluminum maximizes the light reflected to the plants
• CAUTION: This system will generate too much heat to be used in an enclosed area without ventilation. Adequate ventilation is required for all iPower grow light systems. We recommend the use of an iPower inline fan

iPower

• Spec.: Runs on 120 - 240V, 50/60Hz, 8ft 120V power cord ✔
• UL Listed 1000W Dimmable Ballast: Dimmable level: 150w / 250w / 400w / Super lumens (110%) ✔
• Long service life: Soft start program & Slow light start-up program ✔
• Note: The dimmable setting of ballast should be the same watts as the bulb when starting, or your bulb may not be lit up. 400W ballast must match 400W bulb; The extra setting is to adjust the brightness (lumen) of the bulb. Different lumens have different effect on the plants ✔
• What You Get: VIVOSUN 400w digital ballast, 8ft 120 volt power cord ✔

VIVOSUN

• 1000w digital dimmable electronic ballast; 50% 75% 100% power level
• 1 x 1000 watt HPS bulb 2100K
• 1 x 1000 watt MH bulb 6000K
• 6-inch Air Cooled Hood Reflector: up to 4' x 4' light coverage; Built-in 15 feet heavy duty lamp cord with E39 Ceramic Mogul Socket and standard Hydroponic S-Plug; highly 95% reflective textured German aluminum maximizes the light reflected to the plants
• 24 Hour Analog Timer
• Power source type: Corded Electric

iPower

• Operating Voltage Range: 100V~265V with 120V working voltage; Dimmable Options: 50%, 75%, 100%
• Compatible with HPS and MH light bulbs by micro-chip programming; Free heavy-duty power cord included
• Ultra-safety: advanced protection against short circuit, power Surge, ignition failure, Overheat, end-of bulb-life
• Optimal heat dissipation: built-in cooling fan and graduating fin designed to minimize ballast temperature
• Package included: 1-pack 600 watt digital dimmable electronic ballast included
• Power source type: Corded Electric

iPower

• 1000W Digital Dimmable Electronic Ballast: Support 120V/240V Input; Dimmable Options: 50%, 75%, 100%; 8 Feet heavy-duty power cord included; Stable power output ensure flicker free light
• 1 x 1000W Super HPS Bulb; Color Temperature: 2100K; Optimized spectrum and high PAR (Photosynthetic Active Radiation) to promote healthy plant growth and soonest flourish
• 1 x Pair of 8-ft adjustable Ratchet Clip Hanger Rope: hold up to 150 lbs; 24-hour Plug-in Mechanical Timer: 15 minutes increments
• 6-inch Air Cooled Hood Reflector: up to 4' x 4' light coverage; Built-in 15 feet heavy duty lamp cord with E39 Ceramic Mogul Socket and standard Hydroponic S-Plug; highly 95% reflective textured German aluminum maximizes the light reflected to the plants
• CAUTION: This system will generate too much heat to be used in an enclosed area without ventilation. Adequate ventilation is required for all iPower grow light systems. We recommend the use of an iPower inline fan

iPower

• 600W Digital Dimmable Electronic Ballast: Support 120V/240V Input; Dimmable Options: 50%, 75%, 100%; 8 Feet heavy-duty power cord included; Stable power output ensure flicker free light
• 1 x 600W Super HPS Bulb 2100K; 1 x 600W MH Bulb 6000K; Optimized spectrum and high PAR (Photosynthetic Active Radiation) to promote healthy plant growth and soonest flourish
• 1 x Pair of 8-ft adjustable Ratchet Clip Hanger Rope: hold up to 150 lbs; 24-hour Plug-in Mechanical Timer: 15 minutes increments
• 6-inch Cool Tube Reflector with XL Wing: Up to 5' x 5' light coverage; Built-in 15 feet heavy duty lamp cord with E39 Ceramic Mogul Socket and standard Hydroponic S-Plug; highly 95% reflective textured German aluminum maximizes the light reflected to the plants
• CAUTION: This system will generate too much heat to be used in an enclosed area without ventilation. Adequate ventilation is required for all iPower grow light systems. We recommend the use of an iPower inline fan
• Power Source Type: Corded Electric

iPower