Top 10 Best 400 Watt Dimmable Ballast : Reviews & Buying Guide

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400 Watt Dimmable Ballast Purchasing is not an easy task to do. Different manufacturers are introducing hundreds of 400 Watt Dimmable Ballast in the market which can make you puzzled. In terms of performance, quality, longevity, and overall user experience that you may find it difficult to make a final purchasing decision. At that point, all you need is a good buying guide to help you find the best 400 Watt Dimmable Ballast for your needs.

In this useful article, we will discuss a few important factors to consider before purchasing a 400 Watt Dimmable Ballast. You can think of it as a proper review guideline for you, covering the pros and cons of your desired product, such as its sustainability, affordability, functions, and practical benefits. Another feature will be a thorough comparison of a few similar products. As a result, you can easily pick the best one for your demands. Let’s take a look at it from the inside.

Best 400 Watt Dimmable Ballast : Top 10 Picks

Last update on 2023-11-12 at 17:34 / Affiliate links / Images from Amazon Product Advertising API


10 Best 400 Watt Dimmable Ballast’s – Expert Recommended

We tried to determine the top ten 400 Watt Dimmable Ballast from hundreds of products in this section. This list will make you feel assured that you will be able to acquire your desired 400 Watt Dimmable Ballast in a matter of minutes. We emphasized their usefulness, performance, durability, outlook, affordability, and previous user experiences. We are sure that this top 10 400 Watt Dimmable Ballast list will help you in finding the perfect one that matches your requirements.

Bestseller No. 1
TOPHORT 400 Watts Digital Dimmable Electronic Ballast for HPS MH Grow Light Bulb Lamp (400W, Blue)
  • 【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.
Bestseller No. 2
Bestseller No. 3
iPower 400W Ballast, Digital Dimmable Electronic Horticulture Ballast, Suit for Hydroponic HPS MH Grow Light System, Black
  • 2023 New Technology: Built-in cooling fan and graduating fin designed to minimize ballast temperature. Advanced protection against short circuit, power surge, ignition failure, overheat, 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.
Bestseller No. 4
VIVOSUN 600 Watt Dimmable Electronic Digital Ballast with Enhanced Internal Cooled Fan, 25% Less Heat Generated and 15% Longer Service Life
  • Quality Assurance: UL listed, 3-year warranty, professional after-sales service
  • Spec.: Runs on 120 - 240V, 50/60Hz, 8ft 120V power cord
  • Protection System: Overheating protection, End-of-bulb-life protection, Short-circuit protection, Ignition-failure protection
  • Watt Option: 250w / 400w / 600w / Super lumens (110%)
  • Set ballast to the same watt option as the matched bulb before started; 600W ballast must match 600W bulb
Bestseller No. 5
iPower GLSETX400DHAC6 400 Watt HPS Digital Dimmable Ballast System Horticulture Air Cooled Reflector Hood Set, 400W Grow Light Kits
  • 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 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
Bestseller No. 6
iPower GLBLST400DX2 2 Pack Horticulture 400 Watt Digital Dimmable Electronic Ballast for Hydroponics HPS MH Grow Light, 400W, Black
  • Operating voltage range: support dual voltage input 120V/240V. Dimmable options: 50%, 75%, 100%. Watt option: 150w/250w/400w/Super lumens (110%)
  • Ultra-safety: advanced 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
  • High frequency output results in less power loss: 30% more lumens than magnetic ballasts for improved yields
  • Specification: compatible with HPS and MH light bulbs by micro-chip programming, 8FT heavy-duty power cord included, fast lamp ignition by lighting up the bulbs within 1-2 mins max, stable voltage output ensures flicker free light
  • Package included: 2 x 400 watt digital dimmable electronic ballast, 2 x heavy-duty power cord, 2 x operating manual
Bestseller No. 7
iPower GLSETX400DHCT6 Horticulture 400 Watt HPS Digital Dimmable Ballast Add-on Wing with Timer, 400W Grow Light Kits
  • 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 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
Bestseller No. 8
Hydro Crunch NC02A011400 1000W HPS MH Digital Dimmable Ballast for Grow Lights, White
  • Internal rf protection
  • Operates on AC 120V/240V
  • Dimmable option: 400W/600W/1000W/Super Lumen
  • Built-in cooling fan to run cooler than other digital ballasts
Bestseller No. 9
Gromedics G Series 400 Watt Dimmable Digital Ballast 120/240 HPS/MH “G Power”
  • 5 Year Limited Warranty
  • Operates Both MH/HPS Lamps
  • Dual Voltage 120/240 (50-60) HZ
  • Generator Ready
  • Dimmable Electronic Ballast
Bestseller No. 10
Hydrofarm Quantum QT400 Dimmable Ballast, 400W, 400 W
  • Run at 100%, 75% or 50% power (400 W runs at 100% and 75%)
  • Strikes both metal halide and high pressure sodium bulbs
  • Accepts 120V/240V with no wiring needed (both cords included); 208V-configurable with electrician assistance
  • NOTE: The Quantum II series ballasts are designed to operate single-ended lamps only, and cannot run double-ended (DE) lamps

Last update on 2023-11-12 at 17:34 / Affiliate links / Images from Amazon Product Advertising API




What To Consider Before Buying 400 Watt Dimmable Ballast

As a human being you can guess some well but it is quite impossible to know everything well. Being the jack of all trade is not a matter of joke. After go through the byuing the guide this time you may being a less fool from more than purchasing 400 Watt Dimmable Ballast without knowing anything.

Not necessarily you have to be a master on that particular product for purchasing only. Just focus on a few key points that we’ll go over later. Taking those simple considerations into account may make your buying experience more pleasant and straightforward. Let’s jump to the main topic

Be aware of your requirements.

The very first thing you should know is your needs or requirement. If you aren’t aware of your needs, there’s a big chance you’ll spend a lot of money on the wrong things at the wrong time. So, first of all and probably most important, we suggest that you take time to consider your necessities for a 400 Watt Dimmable Ballast. Make a short list of your requirements. This simple task will lead you to simplifying your purchasing process. Only after that you can be assure about your priorities.

Budget Vs Price

Budget is that one issue which you can’t ignore before you decide to purchase anything else. Any amount can be set on the price tag of your desired product. That mainly depends on their brand value and different expences like purchasing raw materials, manufacturing, logistics and other operational costs. The higher quality you demand, the higher amount of money you may have to spend for that. It’s vice versa. And your enlisted 400 Watt Dimmable Ballast couldn’t bypass this universal truth too.

“Cut your coat, according to your cloth”- one of the most popular proverb goes in our society. Fristly, take your wishlist on your hand and search those products on the internet. Check the features and costs carefully.Make a comparison between them and choose one. Now ask yourself that you are capable enough to buy that particular 400 Watt Dimmable Ballast or not? If yes, then you don’t need to think twice. Just Go for it. You may think about the second best option if your answer is no.

Choosing the Best Brand

Most of the time, we are biased toward certain brands due to emotional attachments. But not everytime this practice results get good. However, there’s no denying that depending on well-known brands is a good idea. When you have enough money in your pocket you can easily make yoiur decesion. But remember, not every brand is good for everything. As a result, you must exercise extreme caution when determining whether or not you are selecting the appropriate brand for your specific product.

There are two categories of people in the world. One is completely reliant on a specific brand, while the other is unconcerned. All he requires is the proper product for the price he is paying. May be we are not aware of the category that you belong to.However, there are a few guidelines that may be useful to the both of you when it comes to choosing the right brand for the right product.


  • Be sure, you know well about the Brand.

  • What others have to say about this brand.

  • And what’s the average rating for that brand’s particular product?

  • Contrast the features with those of competitors.

  • Are you satisfied with the features?


Take a look on the Features Part

Whether you buy it online or offline, the first thing you should check is while buying is the features of 400 Watt Dimmable Ballast. If you want to know about the product clearly, then this is the best way. You will be able to understand, this product is going to meet your demands or not.

This part will help you to identify the differences with others. Then, by using features, you can compare this to similar products. One will gain a better understanding of quality as a result of this work, which will make it easier for us to reach a final decision.

Check the Advantages and Risks

Each product has benefits and drawbacks. It is our duties to carefully examine them out first before buying them. Hence, remain cool because you need to figure out the drawbacks which you demanded from the 400 Watt Dimmable Ballast that you are looking forward to buy. Perhaps another manufacturer created the ideal one for you. Just don’t be too lazy to compare yourself to them before making a final decision.

The part of Pros and Cons can be found on most websites. Read that part with care. If you have any further questions, you can contact them via email or phone.

Quality and Endurance

Color, Style, Performance, Materials, and, most importantly, Durability are all factors that contribute to quality. Before you buy anything, you must check those quality related issues carefully. Don’t you think that you are paying for it? Do you think this 400 Watt Dimmable Ballast is worthy enough against the investment you did? It completely depends on the quality that you are going to experience.

Warranty and Return Policy Are Important

Lots of companies are making products. Good quality products are being maintained by some of them. After then they are letting us know those products through making creative advertisements. Nothing found wrong yet. But here comes the “After Sales Service”. This thing is capable enough to make huge difference and for many, it’s a big deal yeah.

Warranty, gurantee and return policies are those facts which you should never ignore even by mistake. Anything can happen even after purchasing the highest quality product. We know that nothing lasts forever. Still a minimum return of value you deserve from the 400 Watt Dimmable Ballast you will pay for. That’s why don’t forget to be careful at the time of checking policies. Sometimes, there may be some hidden issues which they won’t make you clear with words. One simple thing you can do is to ask their representative about those unintelligible facts and be clear before you buy.

Checking FAQ & Customer Reviews make your task easy

Checking customer reviews and FAQ answers are so savior of time that you can’t understand unless you try it. FAQs are few common questions that were asked frequently by mass people like you and they have been answered as well. On the other hand, you will get a real life experience through the customer reviews in which they share their sotries about the product.

So, checking out these two things, you will get the idea of both. You may find so many answers which might not come to your mind before. You will be able to decide whether this 400 Watt Dimmable Ballast will come handy or not without any hesitaton.

Finally

Afterwards, You should consider the value that the 400 Watt Dimmable Ballast providing you is viable enough against the price you paying for it. Is it enough to make you pleased? Does your demands be fullfilled with that? We guess, that is the fact of great importance.

We hope that you enjoyed the article in which we tried to provide you a proper guideline to help you to buy the best 400 Watt Dimmable Ballast. If this article come useful to you, then nobody can be more happy than us. End of the day, your satisfaction makes us feel happy.

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