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Kobalt KHB 400B-06 (Discontinued)

The Kobalt KHB 400B-06 is a cordless handheld leaf blower delivering up to 500 CFM and 125 MPH. It is powered by a 2.0Ah 80V battery. (Read full specs)

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Kobalt KHB400B-06 500 CFM Cordless Blower
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This product has been discontinued. We've kept this page live for reference.

You might still find it second hand on eBay, by clicking on the button below.

Description

Zoom on the Kobalt KHB 400B-06

The Kobalt KHB 400B-06 in use

The Kobalt KHB 400B-06

The Kobalt KHB 400B-06 is a cordless handheld blower that is best suited to homeowners with smaller home areas like patios, walkways, or compact front and back lawns under a quarter acre.

It is capable of expelling a maximum air volume of 500 cubic feet per minute (CFM). Its air speed is rated at 125 MPH. For the user, this translates into a blower that should move leaves effectively across lawn sections and hard surfaces, while also being capable of shifting compacted leaves or light yard debris like twigs.

With an 80V brushless motor, the KHB 400B-06 functions as a cordless blower, offering freedom of movement. A 2.0Ah battery is included, giving up to 75 minutes of runtime on a full charge.

The Kobalt KHB 400B-06 boasts 3 speed settings, granting users control over airflow intensity for diverse tasks.

With a bare tool weight of 5.7 lbs and 8.9 lbs with the battery, this handheld unit can be guided with one hand to direct airflow where needed.

Product Video

The Kobalt KHB 400B-06's performance versus other blowers

The following charts are provided to give you an idea how the key specs of the Kobalt KHB 400B-06 compare with handheld leaf blowers of similar voltage (between 60 and 80V).

Important: All figures are based on published specifications. Because manufacturers may test at different power levels or under different conditions, use the autonomy/runtime efficiency figures as a guideline only.
  • Weighing only 5.7 lbs as a bare tool, the Kobalt KHB 400B-06 is on the lighter side compared with many cordless handheld blowers in the 60 to 80V range. Should weight be a deciding factor, the Atlas 56994 is worth a look at just 4.6 lbs the bare tool.
  • Maxing out at 125 MPH at full power, this blower is on the lower end in terms of air speed for battery-operated handheld blowers between 60 and 80V. For the fastest air speed in this category, you may want to consider the PRORUN PBL260H, which can expell air at a velocity that can reach 190 MPH.
  • Regarding its air volume, the airflow of the Kobalt KHB 400B-06 can reach 500 CFM (Cubic Feet per Minute), which is on the low end for cordless handheld blowers with a comparable voltage. For the highest air volume, you may want to have a look at the Toro 51827, which boasts with 900 CFM.
  • Its battery is standard in terms of autonomy for a cordless handheld product that runs on this kind of voltage. Fully charged, it should run for up to 75 minutes. If autonomy is an important factor for you, the Toro 51822 can run for up to 140 minutes and could be worth considering.
  • Among the compared to battery-powered handheld blowers, the Kobalt KHB 400B-06 delivers a notably efficient use of battery power. If runtime efficiency matters most to you, you might look at the Toro 51820, which delivers a higher runtime efficiency of 0.6 minutes per Wh.

The bottom line

STRENGTHS:
  • Brushless motor
  • 5 year (limited) warranty
  • Light bare tool weight (5.7 lbs)
  • Excellent power efficiency
AVERAGE SPECS:
  • Good autonomy (75 mins)
WEAKNESSES:
  • Low CFM for its voltage
  • Low MPH (125 MPH)

Do you own the Kobalt KHB 400B-06 and agree (or disagree) with these strengths and weaknesses?

Let us know and write your own review.

Features and Specifications

Type
TypeCordless
HandlingHandheld
Air volumeUp to 500 CFM
Air speedUp to 125 MPH
Motor
Motor type
Brushless
Battery system80V Li-ion
Battery capacity2.0Ah (160Wh)
Autonomy75 mins
Speed settings3
Features
Battery included1 x 2.0Ah
Misc
Weight (w/ battery)8.9 lbs
Weight (tool only)5.7 lbs
Warranty5 years

We've taken extra care to research and verify each of the specifications above. That said, occasional mistakes or omissions are still possible. If you spot any missing or inaccurate information, feel free to suggest a correction so we can address it. For full technical details on the Kobalt KHB400B-06, the user manual is available here (opens in a new tab).

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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 400B-06 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

Where to find a replacement battery? (Asked June 8, 2020)

Kobalt's 80V battery can easily be bought online. See it on Amazon (opens in a new tab).

Is there a charger included (Asked May 14, 2023)

The KHB 400B-06 comes with battery and charger.

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