Kobalt KHB 4224A-03 - 24V 500 CFM Cordless Brushless Blower

The Kobalt KHB 4224A-03 is a lightweight cordless handheld leaf blower delivering 500 CFM at 120 MPH. It features a 4 Ah 24 V Li-ion battery. (Read full specs)

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Kobalt KHB 4224A-03 500 CFM Cordless BlowerKobalt KHB 4224A-03 500 CFM Cordless Blower
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Features and Specifications

Type Cordless
Handling Handheld
CFM Up to 500
MPH Up to 120
Blowing Force N/A
Voltage24 V
Speed settings Variable
Battery Li-ion
Autonomy 50 mins
Vacuum No
Battery included 1
Weight (w/ battery)5.4 lbs
Weight (tool only)3.7 lbs
Noise rating N/A
Warranty 5 years

Unlike many websites, we did our best to research each of the specs above. That being said, we are not immune to making the occasional mistake or omission. Should you notice any missing or incorrect values, don't hesitate to suggest improvements so we can address the issue. Should you wish more detailed specs on the Kobalt KHB 4224A-03, the user manual is available here (opens in a new tab).

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Overview of the Kobalt KHB 4224A-03

The Kobalt KHB 4224A-03 in use

The Kobalt KHB 4224A-03

  • Power: The KHB 4224A-03 is a cordless blower made by Kobalt. It has a maximum air speed of 120 MPH and its nozzle can expel a max air volume of 500 cubic feet per minute (CFM).
  • Power delivery: The KHB 4224A-03 is a brushless-motor, battery-operated blower. Therefore, it doesn’t require to be plugged in when it’s being used. The user will enjoy the added mobility of its cordless design.
  • Battery: With its 4 Ah 24 V Li-ion battery (1 KB 424-03 battery included), the Kobalt KHB 4224A-03 has a standard, full-charge run time of up to 50 minutes.
  • Handling: Its handheld design ensures maximum portability, allowing users to effortlessly move and operate it virtually anywhere with ease. The Kobalt KHB 4224A-03 stands out among other cordless handheld blowers as lightweight, weighing just 5.4 lbs, battery included.
  • Speed Settings: Offering flexibility, the KHB 4224A-03 boasts variable speed settings that empower users to customize airflow according to their needs.

Product Video

The Kobalt KHB 4224A-03's performance versus other blowers

The following charts are provided to give you an idea how the key specs of the Kobalt KHB 4224A-03 compare with handheld leaf blowers of similar voltage (between 18 and 24V).

  • Upon exiting the nozzle, the air can reach speeds of up to 120 MPH, which is rather impressive for a battery-operated handheld blower between 18 and 24V. If you wish to benefit from air expelled at the fastest possible speed, the Makita XBU07SM1 and its 143 MPH could be an option to consider.
  • Regarding its air volume, the Kobalt KHB 4224A-03 boasts an impressive airflow that can reach 500 CFM (Cubic Foot per Minute). This places it amongst the most powerful cordless handheld blowers with a comparable voltage. If air volume is important to you, the Ryobi PBLLB01K, with 510 CFM, could be in your good books.
  • The longevity of this model’s battery is notably higher than most cordless handheld units. It offers an autonomy of up to 50 minutes. If autonomy is an important factor for you, the Ryobi PBLLB01K can run for up to 60 minutes and could be worth considering.

Price comparison

As you can see from these interactive charts, when compared to other cordless blowers, the Kobalt KHB 4224A-03 is on the cheap side of the price range.

It can therefore be a really good buy if you're looking to acquire a budget blower.

The bottom line

  • Inexpensive
  • Lightweight (5.4 lbs)
  • Brushless motor
  • 5 year (limited) warranty
  • High CFM (500 CFM)
  • High MPH (120 MPH)
  • Excellent autonomy (50 mins)
  • The Kobalt KHB 4224A-03 doesn't have any notably low specs.

Do you own the Kobalt KHB 4224A-03 and agree (or disagree) with these strengths and weaknesses?

Let us know and write your own review.

About Kobalt

Kobalt is an American brand launched in 1998. Kobalt is the product of a partnership between Lowe’s, a leading seller of home improvement and outdoor products, and J.H. Williams, which is one of Lowe’s primary manufacturers. As one of Lowe’s primary outdoor equipment brands, Kobalt has positioned itself to be a major competitor of Craftsman, Husky, and other similar popular brands.

Warranty Information

The Kobalt KHB 4224A-03 is covered under a warranty for up to 5 years. This warranty may not cover all parts of the blower.
For more information about the warranty of Kobalt blowers, please consult Kobalt's warranty policies (opens in a new tab). Alternatively, you can also contact their Customer Support: 1-888-3-KOBALT (888-356-2258).

Questions & Answers

what is the run time of the KHB 4224A-03 (Asked May 17, 2022)

With the included 4Ah battery, runtime is up to 50 minutes on the lowest power settings, and up to 10 minutes on turbo.

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