iPower GLBLST400D Digital Dimmable Ballast for Grow Light, 400-watt, CE certified and UL listed, HPS and MH lamp supported, convertible with micro-chip programming, Short Circuit Protected, Fast Lamp Ignition, Stable Light Output, Power Surges,...

iPower GLBLST400D Digital Dimmable Ballast for Grow Light, 400-watt, CE certified and UL listed, HPS and MH lamp supported, convertible with micro-chip programming, Short Circuit Protected, Fast Lamp Ignition, Stable Light Output, Power Surges,...

Our bestseller of all time. This iPower Digital Ballast features high power factor, high luminous efficiency, adjustable wattage output, and convertibility between HPS and MH light bulbs. The iPower's high operating frequency not only ensures... more

$80.01

FREE shipping

go to store
Apollo Horticulture APL400 Hydroponic 400 - Watt HPS MH Digital Dimmable Electronic Ballast for Grow Lights

Apollo Horticulture APL400 Hydroponic 400 - Watt HPS MH Digital Dimmable Electronic Ballast for Grow Lights

Proud to present our new and improved dimmable digital ballast perfect for plant cultivation in the new regal purple color. 400 Watt Ballast Adjustable at 100%, 75% and 50% for maximum efficiency Up to 30% more lumens than magnetic ballasts for... more

$79.99

FREE shipping

go to store
iPower GLBLST600D Digital Dimmable Ballast for Grow Light, 600-watt, CE certified and UL listed, HPS and MH lamp supported, convertible with micro-chip programming, Short Circuit Protected, Fast Lamp Ignition, Stable Light Output, Power Surges,...

iPower GLBLST600D Digital Dimmable Ballast for Grow Light, 600-watt, CE certified and UL listed, HPS and MH lamp supported, convertible with micro-chip programming, Short Circuit Protected, Fast Lamp Ignition, Stable Light Output, Power Surges,...

Our bestseller of all time. This iPower Digital Ballast features high power factor, high luminous efficiency, adjustable wattage output, and convertibility between HPS and MH light bulbs. The iPower's high operating frequency not only ensures... more

$92.95

FREE shipping

go to store
Virtual Sun 600-watt HPS MH Digital Ballast Grow Light Kit (600 Watt Digital Ballast Grow Light Kit)

Virtual Sun 600-watt HPS MH Digital Ballast Grow Light Kit (600 Watt Digital Ballast Grow Light Kit)

This Virtual Sun grow kit is designed for the beginner as well as the seasoned home hydroponics pro. This kit is perfect for indoor gardening or seed propagation and includes everything you need to easily grow flowers and vegetables year round.... more

$219.49

FREE shipping

go to store

Overstock.com

(600,000+)
(2) QUANTUM 600W Watt HPS & MH Dimmable Digital Grow Light Lamp Ballasts QT600

(2) QUANTUM 600W Watt HPS & MH Dimmable Digital Grow Light Lamp Ballasts QT600

The world of indoor gardening was changed forever with the introduction of Quantum 600 Watt Ballast. The Quantum 600 Watt Dimmable Electronic Ballast device has gone through rigorous testing in lab facilities that replicate the most extreme atmospheric... more

$389.99 $224.99

FREE shipping

go to store
Virtual Sun 600W HPS MH Enclosed Hood Digital Ballast Grow Light Kit - 3pk

Virtual Sun 600W HPS MH Enclosed Hood Digital Ballast Grow Light Kit - 3pk

Features The Hood: The Virtual Sun VS600DS Features a Mirrored Reflector Tube for Maximum Cooling of the bulb. This is designed to work excellent as a stand alone cooling method or can be in conjunction with a inline fan (not included). The glass tube... more

$719.99

FREE shipping

go to store
QUANTUM 600W Digital Dimmable Ballast + DIGILUX 600W MH Hydroponics Grow Light

QUANTUM 600W Digital Dimmable Ballast + DIGILUX 600W MH Hydroponics Grow Light

1 Buy = 1 Quantum 600W Digital Dimmable Ballast + 1 Digilux 600W Metal Halide Grow Light The world of indoor gardening was changed forever with the introduction of Quantum 600 Watt Ballast. A new alternative to heavy, noisy, power wasting core and coil... more

$259.99 $175.99

FREE shipping

go to store
Virtual Sun 1000 Watt Dimmable MH/HPS Grow Light Hood Reflector with Digital Ballast Grow Light Kit VSD1000WDS

Virtual Sun 1000 Watt Dimmable MH/HPS Grow Light Hood Reflector with Digital Ballast Grow Light Kit VSD1000WDS

Virtual Sun 1000 Watt Dimmable MH/HPS Grow Light Hood Reflector with Digital Ballast Grow Light Kit The Virtual Sun features an innovative cooling system where air passes directly over the lamp for maximum in-line air cooling. The housing features 6"... more

$619.99 $469.95

FREE shipping

go to store
Virtual Sun 400 Watt Digital Grow Light Ballast VS400WDB

Virtual Sun 400 Watt Digital Grow Light Ballast VS400WDB

Virtual Sun 400 Watt Digital Grow Light Ballast The Virtual Sun is a 400 Watt digital electronic ballast used for 400 Watt Grow Light Systems. It is designed specifically for growers who use both high pressure sodium (HPS) bulbs and metal halide (MH)... more

$175.99 $148.99

FREE shipping

go to store
Apollo Horticulture GLK600CT24E 600 Watt Grow Light Digital Dimmable HPS MH System for Plants Cool Tube Hood Set

Apollo Horticulture GLK600CT24E 600 Watt Grow Light Digital Dimmable HPS MH System for Plants Cool Tube Hood Set

The goal of Apollo Horticulture is simply to be the BEST VALUE in grow lights. We continually work to produce the highest quality, fully featured, and most up to date hydroponic equipment at the LOWEST PRICES possible. We believe that yielding better... more

$190.38

FREE shipping

go to store
Nanolux Dimmable Digital Grow Light E-Ballast OG Series 1000W Cloud Technology for HPS (High Pressure Sodium) or MH (Metal Halide) 1000 Watt Lamps

Nanolux Dimmable Digital Grow Light E-Ballast OG Series 1000W Cloud Technology for HPS (High Pressure Sodium) or MH (Metal Halide) 1000 Watt Lamps

The Nanolux ballast OG series is the Authentic Original Nano design on the market. In addition to the popular dimming function, which allows you to operate ballast at Super-lux, 100%, 75%, and 50% power, we have also incorporated our new Random Start... more

$153.24

FREE shipping

go to store
Apollo Horticulture GLK600CTAC 600 Watt Grow Light Digital Dimmable HPS MH System for Plants Air Cool Tube Hood Set

Apollo Horticulture GLK600CTAC 600 Watt Grow Light Digital Dimmable HPS MH System for Plants Air Cool Tube Hood Set

The goal of Apollo Horticulture is simply to be the BEST VALUE in grow lights. We continually work to produce the highest quality, fully featured, and most up to date hydroponic equipment at the LOWEST PRICES possible. We believe that yielding better... more

$231.59

FREE shipping

go to store
1-Light 600-Watt HPS White Grow Light System with Timer/Remote Ballast and Reflector

1-Light 600-Watt HPS White Grow Light System with Timer/Remote Ballast and Reflector

Free Shipping on Over 500K Items!

The 600-Watt HPS Grow Light System with Remote Ballast and Bat Wing Reflector includes reflector, ballast, bulb, timer, cord and socket. The 600-Watt ViaVolt ballasts are wired for 120/240-Volt operation. The bulbs are warranted for 1 year. Color: White. more

$220.00

FREE shipping

go to store
HPS 150-Watt Greenhouse System White Grow Light

HPS 150-Watt Greenhouse System White Grow Light

Free Shipping on Over 500K Items!

The ViaVolt 150-Watt Grow Light System is an enclosed ballast and reflector system perfect for primary or supplemental lighting. Each fixture includes a 150-Watt High Pressure Sodium bulb with a built-in socket, power cord, and hanging hooks. This grow... more

$89.97

FREE shipping

go to store
1-Light 400-Watt HPS/MH White Grow Light System with Timer/Remote Ballast and Reflector

1-Light 400-Watt HPS/MH White Grow Light System with Timer/Remote Ballast and Reflector

Free Shipping on Over 500K Items!

The 400-Watt HPS/MH Grow Light System with Remote Ballast and Bat Wing Reflector includes reflector, ballast, bulb, timer, cord and socket. The 400-Watt ViaVolt ballasts are wired for 120/240-Volt operation and are MH/HPS switchable. The bulbs are... more

$199.00

FREE shipping

go to store
Virtual Sun 400W MH Metal Halide Grow Lamp Light Bulb - 400 Watt

Virtual Sun 400W MH Metal Halide Grow Lamp Light Bulb - 400 Watt

Features: High Power 400-Watts (MH) Bulb 36,000 Lumens High Output Average Life Span: 10,000 hours Take 1 to 2 Minutes to Reach Full Brightness Our MH bulb give out 10% More light than Standard Bulb Color Temperature 4,200K Contains Blue spectrum which... more

$14.99

go to store
(3) QUANTUM 1000W Watt HPS & MH Dimmable Digital Grow Light Ballasts QT1000

(3) QUANTUM 1000W Watt HPS & MH Dimmable Digital Grow Light Ballasts QT1000

Package Includes: (3) Quantum 1000W HPS & MH Dimmable Ballasts\n----------\nThe world of indoor gardening was changed forever with the introduction of the Quantum 1000 Watt 120/240V Ballast. It's a great alternative to heavy, noisy, power-wasting core... more

$659.99 $489.99

FREE shipping

go to store
QUANTUM 600W Watt HPS & MH Dimmable Digital Grow Light Lamp Ballast QT600

QUANTUM 600W Watt HPS & MH Dimmable Digital Grow Light Lamp Ballast QT600

The world of indoor gardening was changed forever with the introduction of Quantum 600 Watt Ballast. The Quantum 600 Watt Dimmable Electronic Ballast device has gone through rigorous testing in lab facilities that replicate the most extreme atmospheric... more

$199.99 $115.32

FREE shipping

go to store
Virtual Sun 1000 Watt Digital Grow Light 120/240V Ballast VS1000WDB

Virtual Sun 1000 Watt Digital Grow Light 120/240V Ballast VS1000WDB

Virtual Sun 1000 Watt Digital Grow Light 120/240V Ballast The Virtual Sun is a 1000 Watt Digital Electronic Ballast used for 1,000 Watt Grow Light Systems. It is designed specifically for growers who use both high pressure sodium (HPS) bulbs and metal... more

$304.99 $264.99

FREE shipping

go to store
Virtual Sun 1000 Watt HPS MH Grow Light Tube Reflector Hood Digital Kit VSD1000WRDS

Virtual Sun 1000 Watt HPS MH Grow Light Tube Reflector Hood Digital Kit VSD1000WRDS

Virtual Sun 1000 Watt HPS MH Grow Light Tube Reflector Hood Digital Kit Wouldn't it be great to grow the most perfect, juicy pesticide free tomatoes in the dead of winter? Virtual Sun lighting systems are great indoor grow light kits designed for the... more

$459.99

FREE shipping

go to store
Virtual Sun 1000 Watt HPS MH Grow Light Tube Reflector Hood Digital Kit VSD1000CRDS

Virtual Sun 1000 Watt HPS MH Grow Light Tube Reflector Hood Digital Kit VSD1000CRDS

Virtual Sun 1000 Watt HPS MH Grow Light Tube Reflector Hood Digital Kit The Virtual Sun Dimmable 1000W Grow Light System. Featuring Virtual Sun growers choice, professional grower approved 6" Maximum Reflective Hood, this kit will be sure to increase... more

$519.99 $459.99

FREE shipping

go to store
1000w 1000 Watt Digital Hps Mh Grow Light System Set

1000w 1000 Watt Digital Hps Mh Grow Light System Set

1000 Watt HPS;HPS grow light;grow light;grow lights;1000 Watt grow light;hydroponics;high pressure sodium;grow lights;Wing reflector Air Cool Hood / Cool Tube / Wing Reflector!iPower Grow Light 1000W Super HPS/MH Dimmable Grow Light Sets At HPS Grow... more

$157.95

FREE shipping

go to store
Ipower 1000w 1000 Watt Hps Mh Grow Light Digital Dimmable Indoor Garden System

Ipower 1000w 1000 Watt Hps Mh Grow Light Digital Dimmable Indoor Garden System

1000 Watt HPS;HPS grow light;grow light;grow lights;1000 Watt grow light;hydroponics;high pressure sodium;grow lights;Wing reflector We have hundreds in stock. Contact US for Wholesale Questions!iPower Grow Light 1000W Super HPS/MH Dimmable Grow Light... more

$144.94

FREE shipping

go to store
Full Spectrum 5200k Hps To Mh Conversion Grow Light Bulb 400w 400 Watt, 90 Cri

Full Spectrum 5200k Hps To Mh Conversion Grow Light Bulb 400w 400 Watt, 90 Cri

G.W. JUSTICE STORE ESTABLISHED 1888 " WE DO YOUR DOLLAR JUSTICE " ========================================= 1-800-697-5806 TOLL FREE please - CONTACT US WITH ANY QUESTIONS OR PROBLEMS WHATSOEVER ++++++++++++++++++++++++++++++++++++++ free shipping AND... more

$149.99

FREE shipping

go to store
Hydrofarm 2 Fluorescent Grow Light Fixture Flv22

Hydrofarm 2 Fluorescent Grow Light Fixture Flv22

Fluorescent grow light fixture Two bulb fixture Light and durable all steel housing Instant start energy saving ballast Thermally protected Corrosion resistant Fully assembled Includes mounting chain and S hook included Accepts two T12 or T8 24 34 watt... more

$40.19 $29.77

go to store
400 Watt - Digital Sunburst - Grow Light Reflector Kit - Digital Ballast - MH/HPS Lamp Not Incl...

400 Watt - Digital Sunburst - Grow Light Reflector Kit - Digital Ballast - MH/HPS Lamp Not Incl...

Brand Sunburst - Part No. SBE400 - UPC 638104009331 - Bulb Type High Pressure Sodium/Metal Halide - Wattage 400 Watt - Maximum Wattage 400 Watt - Voltage 120 - Reflector Finish Specular Hammered Aluminum - Bulbs Included No - Finish Powder Coated -... more

$182.40

go to store
Virtual Sun 400 Watt HPS MH Grow Light Hood Reflector Digital Ballast Kit - VS400DS

Virtual Sun 400 Watt HPS MH Grow Light Hood Reflector Digital Ballast Kit - VS400DS

Wouldn�t it be great to grow the most perfect, juicy pesticide free tomatoes in the dead of winter? Virtual Sun lighting systems are great indoor grow light kits designed for the beginner as well as the seasoned home hydroponics pro. This kit is... more

$239.99

FREE shipping

go to store
Virtual Sun 600 Watt HPS MH Grow Light Hood Reflector Digital Ballast Kit - Dimmable - VSD600DS

Virtual Sun 600 Watt HPS MH Grow Light Hood Reflector Digital Ballast Kit - Dimmable - VSD600DS

Countless Growers asked for it, and now it is here - The Virtual Sun Dimmable 600 Grow Light System.Featuring our Growers Choice, Professional Grower Approved 6-Inch Maximum Reflective Hood, This kit will be sure to increase crop yield and profit out... more

$289.99

FREE shipping

go to store
Virtual Sun 600 Watt HPS MH Digital Ballast Grow Light Kit

Virtual Sun 600 Watt HPS MH Digital Ballast Grow Light Kit

The Virtual Sun VS600WRDS Features: Fits All Standard 600 Watts MH Grow Light Systems more

$199.99

go to store
Virtual Sun 400 Watt HPS MH Grow Light Hood Reflector Digital Ballast Kit (3-Pack) - VS400DS-3

Virtual Sun 400 Watt HPS MH Grow Light Hood Reflector Digital Ballast Kit (3-Pack) - VS400DS-3

Wouldn�t it be great to grow the most perfect, juicy pesticide free tomatoes in the dead of winter? Virtual Sun lighting systems are great indoor grow light kits designed for the beginner as well as the seasoned home hydroponics pro. This kit is... more

$649.99

FREE shipping

go to store
Virtual Sun 600 Watt HPS MH Grow Light Hood Reflector Digital Ballast Kit - Dimmable

Virtual Sun 600 Watt HPS MH Grow Light Hood Reflector Digital Ballast Kit - Dimmable

Features: Featuring our Growers Choice, Professional Grower Approved 6-Inch Maximum Reflective Hood, This kit will be sure to increase crop yield and profit out of the box more

$259.99

go to store

More information about Landscape Supplies

Best prices on Mh grow light digital ballast in Landscape Supplies online. Visit Bizrate to find the best deals on top brands. Read reviews on Home & Garden merchants and buy with confidence.