Best 400 Watt Hps Ballast

Peter | 06-07-2025

Navigating the many Best 400 Watt Hps Ballast options on the market – from major brands like TOPHORT,iPower,Plantmax,Plusrite to lesser-known names – can feel overwhelming. But we’re here to help simplify your search for the best products.

After extensive research testing hundreds of Best 400 Watt Hps Ballast, we’ve selected the top contenders. Our number one recommendation is TOPHORT Best 400 Watt Hps Ballast based on its stellar performance and quality. Below you’ll find more of our top-rated picks for the best Best 400 Watt Hps Ballast currently available.

Be sure to consult our handy buying guide as well for expert tips on choosing the right Best 400 Watt Hps Ballast to suit your individual needs. It has all the crucial information you need to make an informed purchasing decision. With our guidance backing your choice, finding your perfect match will be smooth sailing!

Editor's Choice
TOPHORT 400 Watts Digital Dimmable Electronic Ballast for HPS MH Grow Light Bulb Lamp (400W, Blue)
TOPHORT 400 Watts Digital Dimmable Electronic Ballast for HPS MH Grow Light Bulb Lamp (400W, Blue)
Premium Pick
iPower 400W Ballast, for Hydroponic HPS MH Grow Light System, Digital Dimmable Electronic
iPower 400W Ballast, for Hydroponic HPS MH Grow Light System, Digital Dimmable Electronic
Budget Pick
iPower GLBLST400D Horticulture 400 Watt Digital Dimmable Electronic Ballast for Hydroponics HPS MH
iPower GLBLST400D Horticulture 400 Watt Digital Dimmable Electronic Ballast for Hydroponics HPS MH

Top 10 Best 400 Watt Hps Ballast

We researched and compared the top products in the Best 400 Watt Hps Ballast category to provide you with these recommendations.

1. TOPHORT 400 Watts Digital Dimmable Electronic Ballast for HPS MH Grow Light Bulb Lamp (400W, Blue)

TOPHORT 400 Watts Digital Dimmable Electronic Ballast for HPS MH Grow Light Bulb Lamp (400W, Blue)
9.8

Tophort

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  • Specification:Rating input current 2.89,Start current 0.96,Operating temperature -20~50,Waterproof level IP65, Net weight <3 KG.
  • Suitable for MH and HPS:TOPHORT electronic dimmable ballast compatible with both MH and HPS bulbs,120V and 240V power supplies.
  • Stable Output Voltage:High-frequency output results in less power loss (50/60Hz Frequency).
  • Super-Safety:TOPHORT digital ballasts are tuned for minimal total harmonic distortion (THD%) 99% Power factors replaceable outset fuse by input terminal for short circuit protection short circuit protection by automatic power shut off for ultimate safety fast lamp ignition by lighting up the bulbs within 1-3mins max.
  • Guarantee Assurance:Our TOPHORT HPS grow light ballasts are UL Certified and come with a 2-year warranty against manufacturer defects. If your order is more than one month, please don't contact Amazon, contact the seller directly, we will provide you with warranty service.

2. iPower 400W Ballast, for Hydroponic HPS MH Grow Light System, Digital Dimmable Electronic

  • 2023 New Technology: Built-in cooling fan and graduating fin designed to minimize ballast temperature. Advanced protection against short circuit, power surge, ignition failure, end-of bulb-life technology.
  • Good compatibility: Automatically converts between HPS and MH light bulbs by micro-chip programming. Fast lamp ignition by lighting up the bulbs within 1-2 mins max. Stable voltage output ensures flicker free light.
  • Operating parameter: Support dual voltage input 120V/240V. Dimmable options: 50%, 75%, 100%. Watt option: 150w/250w/400w/Super lumens (110%)
  • More efficient: High frequency output results in less power loss, 30% more lumens than magnetic ballasts for improved yields.
  • Package included: 1 x 400-watt digital dimmable electronic ballast, 1 x heavy-duty power cord, 1 x operating manual.

3. iPower GLBLST400D Horticulture 400 Watt Digital Dimmable Electronic Ballast for Hydroponics HPS MH

  • Support dual voltage input 120V/240V. Dimmable options: 50%, 75%, 100%. Watt option: 150w/250w/400w/Super lumens (110%)
  • High frequency output results in less power loss, 30% more lumens than magnetic ballasts for improved yields
  • Automatically converts between HPS and MH light bulbs by micro-chip programming; Fast lamp ignition by lighting up the bulbs within 1-2 mins max; Stable voltage output ensures flicker free light
  • Ultra-safety: Protection against short circuit, Power surge, ignition failure, end-of bulb-life; Built-in cooling fan and graduating fin designed to minimize ballast temperature
  • Package included: 1-pack 400 watt digital dimmable electronic ballast included

4. EnergyStation – 1,000 Watt Cali Ballast by Plantmax Dimmable Ballast for hydroponic, Indoor Grow.

EnergyStation – 1,000 Watt Cali Ballast by Plantmax Dimmable Ballast for hydroponic, Indoor Grow.
8.3

Plantmax

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  • Four-way dimming: Super lumens 100%, 75% & 50%
  • Input Voltage: 120/208/240V
  • Input frequency: 50/60Hz
  • Improved Protections: End of lamp life (EOL), ignition failure, short and open circuit
  • 3 Year Limited Warranty. UL and cUL listed.

5. iPower 400W Ballast, Digital Dimmable Electronic Horticulture Ballast, Suit for Hydroponic HPS MH

  • 2023 New Technology: Built-in cooling fan and graduating fin designed to minimize ballast temperature. Advanced protection against short circuit, power surge, ignition failure, end-of bulb-life technology.
  • Good compatibility: Automatically converts between HPS and MH light bulbs by micro-chip programming. Fast lamp ignition by lighting up the bulbs within 1-2 mins max. Stable voltage output ensures flicker free light.
  • Operating parameter: Support dual voltage input 120V/240V. Dimmable options: 50%, 75%, 100%. Watt option: 150w/250w/400w/Super lumens (110%)
  • More efficient: High frequency output results in less power loss, 30% more lumens than magnetic ballasts for improved yields.
  • Package included: 1 x 400-watt digital dimmable electronic ballast, 1 x heavy-duty power cord, 1 x operating manual.

6. Plusrite #7276 BALU400-CWA/V5 120-480 volt Magnetic CWA 5-Tap Ballast Kit, operates 400W HPS

Plusrite #7276 BALU400-CWA/V5 120-480 volt Magnetic CWA 5-Tap Ballast Kit, operates 400W HPS
8.5

Plusrite

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7. GRUOTVSZAK HPS 600 Watt Grow Light Bulb E39 Up to 40% More Red 1150μmol Ultra PPF Increases Red

GRUOTVSZAK HPS 600 Watt Grow Light Bulb E39 Up to 40% More Red 1150μmol Ultra PPF Increases Red
8.3

Gruotvszak

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  • HIGH YIELD: 1150mol/s industry high, give 10% more PPF to the grow. Yield greater. 90000 lumens superior brightness performance.
  • BIGGER BUDS: At least 20%, up to 40% more PAR focus on RED to improve light utilization for photosynthesis designated for blooming bigger buds on flowering stage.
  • Compatibility: Compatible with electronic and magnetic ballast, E39 base.
  • Long Life: Over 28,000 hours total life time, premium 90% output maintenance for 6000 hours efficient grow, quality guaranteed.
  • Warm Up Time: Allow 5 mins for full bright; Wait at least 7 mins before striking again after use.

8. iPower 400W HPS Grow Light Bulb Lamp, Pressure Sodium Bulb Lamp with High PAR Enhanced Red and

  • High lumen output: 400 watt, 55,000 lumens output, compatible with electronic and magnetic ballast, E39 base
  • Special designed: Designed specifically for professional hydroponic plant cultivation. CCT 2,100K, optimized red & orange spectrum and high PAR (photosynthetic active radiation) to stimulate flower growth and enhance fruiting
  • Extra-low lumen depreciation: Maintaining over 90% of initial lumen output after running for 6,500 hours
  • Exceptional bulb life: 32,000 hours. New long lasting life with a high lumen output and high power efficiency
  • Note: Allow 3-5 minutes for full bright. Please wait at least 5 minutes after power shut off before striking again

9. iPower 400W Ballast, Digital Dimmable Electronic Horticulture Ballast for Hydroponic HPS MH Grow

  • 2023 New Technology: Built-in cooling fan and graduating fin designed to minimize ballast temperature. Advanced protection against short circuit, power surge, ignition failure, end-of bulb-life technology.
  • Good compatibility: Automatically converts between HPS and MH light bulbs by micro-chip programming. Fast lamp ignition by lighting up the bulbs within 1-2 mins max. Stable voltage output ensures flicker free light.
  • Operating parameter: Support dual voltage input 120V/240V. Dimmable options: 50%, 75%, 100%. Watt option: 150w/250w/400w/Super lumens (110%)
  • More efficient: High frequency output results in less power loss, 30% more lumens than magnetic ballasts for improved yields.
  • Package included: 1 x 400-watt digital dimmable electronic ballast, 1 x heavy-duty power cord, 1 x operating manual.

10. iPower 400W Digital Dimmable Electronic Horticulture Ballast with Pressure Sodium HPS Grow Light

  • Electronic Ballast: Support Dual Voltage Input 120V/240V; Dimmable Options: 50%, 75%, 100%; (8 Feet heavy-duty power cord included). High frequency output results in less power loss, 30% more lumens than magnetic ballasts for improved yields
  • Automatically converts between HPS and MH light bulbs by micro-chip programming; Fast lamp ignition by lighting up the bulbs within 1-2 mins max; Stable voltage output ensures flicker free light
  • Ultra-Safety: Protection against Short Circuit, Power Surge, Ignition Failure, Overheat, End-of Bulb-Life; Built-in cooling fan and graduating fin designed to minimize ballast temperature
  • HPS Grow Light Bulb: 55, 000 Lumens output, compatible with electronic and magnetic ballast, E39 Base. CCT 2, 100K, Optimized red & orange spectrum and high PAR (Photosynthetic Active Radiation)
  • Package Includes: 1 x 400W Ballast; 1 x 400W HPS Grow light bulb

Peter

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