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Top 10 400W Cool Tube of 2020 – Consumer Guide & Reviews

Rank No. #1
iPower 6 Inch Hydroponics Cool Tube Reflector Grow Light Add-on Wing, for 250W, 400W 600W, 1000W HPS MH, High-Reflectivity Aluminum Hood, Bulbs Not Included
  • High-reflectivity: Painted white panels with 0.4mm highly 95% reflective textured German aluminum. Intensify light and enlarge lighting area
  • Dimension: 24 x 6 in, air duct: 6''; 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 (need to be used with iPower ballast)
  • Effective air cool: 6-inch air duct ensures air passes easily through both ends of the reflector for maximum inline air cooling and protects your plants from excessive heat
  • Suitable for multiple watts and models: Fit for 250W, 400W, 600W, 1000W HPS/MH grow light system
  • Twice the power and efficiency of most other reflectors: Perfect for you to enlarge your grow area and harvest more
Rank No. #2
iPower GLSETX400DHMCT6 400 Watt HPS MH Digital Dimmable Ballast Grow Light System Kits Horticulture Cool Tube Reflector Set Add-on Wing with Timer, 400W, White
  • 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 2100K; 1 x 400W 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 Add-on Wing: Up to 4' x 4' light coverage; Built-in 15 feet heavy duty lamp cord (UL Listed) 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
Rank No. #3
iPower GLCLTB6 6 Inch Hydroponics Cool Tube Reflector 250W, 400W, 600W, 1000W HPS MH Grow Light Add-on Wing, High-Reflectivity Aluminum Hood, No Bulbs Included
  • Dimension: 24 x 6 in, air duct: 6''; 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 (need to be used with iPower ballast)
  • High-reflectivity: painted white panels with 0.4mm highly 95% reflective textured German aluminum, can intensify light and enlarge lighting area
  • Suitable for multiple watts and models: fits for 250W, 400W, 600W, 1000W HPS/ MH grow light system
  • Effective air cool: 6-inch air duct ensure air passes easily through both ends of the reflector for maximum inline air cooling and protect your plants from excessive heat
  • Twice the power and efficiency of most other reflectors: perfect for you to enlarge your grow area and harvest more
Rank No. #4
iPower 400 Watt HPS Digital Dimmable Ballast Grow Light System Kits Horticulture Cool Tube Reflector Set XL Wing with Timer, white
  • 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; 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
Rank No. #5
iPower 6 Inch Hydroponics Cool Tube Reflector Grow Light Add-on XL Wing, for 250W 400W, 600W, 1000W HPS MH, High-Reflectivity Aluminum Hood, Bulbs Included
  • Air duct: 6'', dimension: 29 x 26 x 8 in; 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 (Need to be used with iPower ballast)
  • High-reflectivity: Painted white panels with 0. 4mm highly 95% reflective textured German aluminum. Intensify light and enlarge lighting area
  • Effective air cool: 6-inch air duct ensures air passes easily through both ends of the reflector for maximum inline air cooling and protects your plants from excessive heat
  • Twice the power and efficiency of most other reflectors: Perfect for you to enlarge your grow area and harvest more
  • Suitable for multiple watts and models: Fit for 250W, 400W, 600W, 1000W HPS/MH grow light system
Rank No. #6
iPower GLCLTB6X2 6 Inch Hydroponics Cool Tube Reflector 250W, 400W, 600W, 1000W HPS MH Grow Light Add-on Wing, 2-Pack, High-Reflectivity Aluminum Hood, No Bulbs Included, 2 Pack
  • Dimension: 24 x 6 in, air duct: 6''; 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 (need to be used with iPower ballast)
  • High-reflectivity: painted white panels with 0.4mm highly 95% reflective textured German aluminum, can intensify light and enlarge lighting area
  • Suitable for multiple watts and models: fits for 250W, 400W, 600W, 1000W HPS/ MH grow light system
  • Effective air cool: 6-inch air duct ensure air passes easily through both ends of the reflector for maximum inline air cooling and protect your plants from excessive heat
  • Twice the power and efficiency of most other reflectors: perfect for you to enlarge your grow area and harvest more
Rank No. #7
iPower 8 Inch Hydroponics Cool Tube Reflector Grow Light Add-on XXL Wing, for 250W 400W, 600W, 1000W HPS MH, High-Reflectivity Aluminum Hood, Bulbs Included
  • Dimension: 36 x 32 x 10 in, air duct: 8''; up to 6’ x 6’ light coverage. Built-in 15 feet heavy-duty lamp cord with E39 ceramic mogul socket and standard hydroponic s-plug (need to be used with iPower ballast)
  • Twice the power and efficiency of most other reflectors: Perfect for you to enlarge your grow area and harvest more
  • High-reflectivity: Painted white panels with 0.4mm highly 95% reflective textured German aluminum. Intensify light and enlarge lighting area
  • Suitable for multiple watts and models: Fit for 250W, 400W, 600W, 1000W HPS/ MH grow light system
  • Effective air cool: 8-inch air duct ensure air passes easily through both ends of the reflector for maximum inline air cooling and protect your plants from excessive heat
Rank No. #8
Yield Lab 400W HPS+MH Cool Tube Hood Reflector Grow Light Kit
  • EXTRA LARGE REFLECTOR: Featuring the cooling benefits of the standard glass cool tube but as a bonus the extra large reflector boosts the footprint drastically. Increasing your light coverage while providing unsurpassed light cooling.
  • INCLUDED COMPONENTS: 1x Yield Lab 400w digital dimmable ballast 120~240V (120V power chord included), 1x Yield Lab 400w metal halide bulb (MH), 1x Yield Lab 400w high pressure sodium bulb (HPS), 1x Yield Lab Cool Tube Hood Reflector, 1x ratchet light hangers, 1x FREE BONUS Analog timer
  • HIGH PERFORMANCE SUPER LUMEN BALLAST: Featuring dimming control you can effectively reduce lumen intensity and heat as low as 50% for early stages of your plant growth as well as boost the output by 10% with the Super Lumen feature for later flowering stages. Industrial grade internal components provide steady power, increased PAR, eliminates flicker and boosted yields
  • COMPLETE DIGITAL INSTALLATION & 12 WEEK GROW GUIDE: Each Yield Lab Grow Light Kit comes with an easy-to-follow installation guide that walks you through setting up and using your brand new grow light. Our 12 Week Indoor Grow Guide will show you how to maintain a healthy indoor grow room including lighting and feeding schedules, pH and PPM levels, and optimal environmental conditions like temperature and humidity.
  • INDUSTRY LEADING WARRANTY AND TOP CUSTOMER SERVICE: Manufactures warranty covers your ballast for 3 years and bulbs for 1 year. Lifetime support by phone and email and 100% Satisfaction Guarantee
Rank No. #9
Rank No. #10
iPower 1000 Watt HPS MH Digital Dimmable Ballast Grow Light System Kits Horticulture Cool Tube Reflector Set Add-on Wing with Timer, 1000W, 6 inch, White
  • 6-inch cool tube reflector with add-on wing: 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
  • 1000-watt dimmable digital electronic ballast: Accept input 110-240-volt(ac); dimmable level 50-percent, 75-percent and 100-percent
  • 1 x 1000-watt 2100K super HPS bulb and 1 x 1000-watt 6000K MH bulb: Optimized spectrum and high PAR ( Photosynthetic Active Radiation ) to promote healthy plant growth and soonest flourish
  • 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
  • 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
Rank No. #11
iPower 600 Watt HPS Digital Dimmable Grow Light System Kits Cool Tube Reflector Set XXL Wing
  • 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; 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
  • 8-inch Cool Tube Reflector with XXL Wing: Up to 6' x 6' 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
Rank No. #12
iPower GLSETX1000DHCT6XL 1000 Watt HPS Digital Dimmable Ballast Grow Light System Kits Horticulture Cool Tube Reflector Set XL Wing with Timer, 1000W, White
  • 1000-watt dimmable digital electronic ballast accept input 110-240-volt(ac). dimmable level 50-percent, 75-percent and 100-percent
  • 1 x 1000-watt 2100K super HPS bulb. 6-inch cool tube with XL Wing
  • 1 pair heavy duty rope ratchet. 24-Hour timer
  • 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 power grow light systems. We recommend the use of an power inline fan
Rank No. #13
RioRand 380W 6.5-50V PWM DC Brushless Electric Motor Speed Controller with Hall-Less
  • Motor Speed Controller Brushless Controller with Hall-less.Full SMD process,stable performance,humanized design, interface all adopts terminal blocks.
  • "Voltage 6.5-50V high power 380W DC three-phase high-speed brushless sensorless controller. "
  • Standard heat sink,onboard speed regulating potentiometer,you can use it when you have power on.
  • Newly added PWM signal input, support 3.3V, PLC0-5V analog quantity, signal control
  • "Size-Length 63MM * width 45MM * height 31MM,Over-temperature protection:yes (half the over-temperature power) Maximum speed:224000 RPM (2 pole motor),74000 RPM (6 pole motor),40000 RPM (12 pole motor), 35000 RPM (14 pole motor)."
Rank No. #14
iPower GLSETX600DHCT6 Horticulture 600 Watt HPS Digital Dimmable Ballast Grow Light System Kits Cool Tube Reflector Set Add-on Wing with Timer, 600-Watt, White
  • 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; 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 Cool Tube Reflector with Add-on Wing: 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
Rank No. #15
Sombra Warm & Cool Therapy Natural Pain Relieving Gels, 8 Oz Each
  • Sombra Warm Therapy Natural Pain Relieving Gel by Sombra Cosmetics is an alcohol free topical analgesics gel with a refreshing orange-citrus scent.
  • Sombra Warm Therapy: The Sombra warming gel helps relieve pain and aches in the muscles and joints due to chronic back pain, sprains and strains and conditions such as sciatic pain, fibromyalgia, neuralgia, arthritis and more.
  • Sombra Cool Therapy: This new gel provides controlled cooling without freezing or irritation and has exceptional glide for point therapy. The cool therapy gel is good for acute conditions or injuries that have just occurred, whereas the original warm therapy gel is good for chronic conditions and basic aches and pains.
  • Controlled Warming & Cooling: Sombra uses both warming and cooling gate theory pain relief principles. Gate theory is the idea that providing a sensation stronger than pain, such as heat, to the brain will give you the relief you need. Controlled cooling without freezing or irritation.
  • Quick Absorbtion: This non-greasy formula in warm & cool gels absorbs well and won't stain clothing since it's alcohol free. Sombra uses natural aloe for anti-inflammatory properties as well as active ingredients menthol and camphor for pain relief.
Rank No. #16
SCHLUTER DITRA TROWEL - 11/64 X 11/64 SQUARE NOTCH
  • For DITRA use the DITRA trowel, which features an 11/64" x 11/64" (4.5 mm x 4.5 mm) square-notched design, is recommended.
  • It is good practice to periodically lift a corner of the membrane after embedding it in the thin-set mortar to check the fleece for full coverage.
  • DITRA-TROWEL features a 11/64" x 11/64" (4.5 mm x 4.5 mm) square notch
Rank No. #17
Sporty's Electronic Flight Computer for Pilots - Approved for Use on FAA Tests
  • Approved for use on FAA tests
  • Built-in storage case protects the screen when not in use
  • Large keypad for easier operation in turbulence
  • 24 aviation functions and 20 aviation conversions
  • Backlit screen for night operations in the cockpit
Rank No. #18
VIVOSUN 48” x 48” x 80” Hydroponic Mylar Grow Tent with Observation Window and Floor Tray for Indoor Growing – 4’ x 4’
  • Keeps All Light In: VIVOSUN Hydroponic Mylar Grow Tent blocks all light from escaping and is lined with 98%-reflective Mylar to boost the output efficiency of your setup; No need for additional flaps or tape, just zipper the black lining to create a light-proof seal
  • Extra-thick, Stands Sturdy: Supported with strong metal poles, the top-quality 340 g. Oxford fabric tent is tear-proof and double-stitched for perfect light blockage, while the inside is lined with non-toxic PE material that’s safer for your plants
  • Easy Observation: Don't throw out your back bending over to check on your plants; Our easy-access door unzips smoothly, and the observation window makes it easy to peek inside without disturbing your set-up
  • Fast Installation: Our grow tents are easy to install even if you've never done anything like it before: no tools needed; Unrivaled craftsmanship and materials make VIVOSUN's Hydroponic Mylar Grow Tent the best choice for professional and amateur growers alike
  • Quality Assurance: We pride ourselves on delivering the best selection of grow tents at various sizes and affordable prices; We also pride ourselves on outstanding customer care; If you have any issues with your purchase, please do not hesitate to contact our customer service
Rank No. #20
IAP Performance AC109365 Push Rod Tube Set with German Seals for VW Beetle
  • Quality pushrod tube
  • Encases and protects the pushrods
  • Compresses for a tight seal
  • Direct replacement
  • Manufactured for an exact fit

Last update on 2021-09-15 / Affiliate links / Images from Amazon Product Advertising API

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