Kobalt KHB 4081-06 - 80V 800 CFM Cordless Brushless Blower
The Kobalt KHB 4081-06 is a cordless handheld leaf blower delivering up to 800 CFM and 200 MPH. It is powered by a 4.0Ah 80V battery. (Read full specs)
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Description
Zoom on the Kobalt KHB 4081-06
The Kobalt KHB 4081-06 is a cordless handheld blower that is suited for homeowners with an average-sized yard that requires regular upkeep, generally around a quarter to half an acre.
It is capable of expelling a maximum air volume of 800 cubic feet per minute (CFM). Its air speed is rated at 200 miles per hour (MPH). In practice, it should move both scattered leaves and larger piles across yard areas, while also clearing heavier debris such as acorns, pine cones, or pine needles on patios or driveways.
This cordless blower is powered by an 80V brushless motor, allowing unrestricted movement during use. It is supplied with a 4.0Ah battery which can offer up to 70 minutes of runtime per charge.
The Kobalt KHB 4081-06 provides versatile control with customizable airflow via variable speed settings and the convenience of cruise control for prolonged comfort.
This cordless handheld blower weighs 6 lbs without the battery and 11.7 lbs with it, enabling one-handed control of airflow.
The Kobalt KHB 4081-06's performance versus other blowers
The following charts are provided to give you an idea how the key specs of the Kobalt KHB 4081-06 compare with handheld leaf blowers of similar voltage (between 60 and 80V).
- The Kobalt KHB 4081-06 tips the scales at 6 lbs (bare tool), a weight that's typical for 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.
- Exiting the nozzle, the air can reach speeds of up to 200 MPH, presenting an incredibly impressive feat for a battery-operated handheld blower between 60 and 80V.
- The Kobalt KHB 4081-06 is a powerhouse, boasting an airflow capacity of 800 CFM (Cubic Foot per Minute), firmly establishing itself among the most potent cordless handheld blowers with a comparable voltage. If air volume is important to you, the Toro 51827, with 900 CFM, could be in your good books.
- The autonomy of the KHB 4081-06 aligns with the industry standard for cordless handheld units in the 60V to 80V range, offering up to 70 minutes of operation when fully charged. If autonomy is an important factor for you, the Toro 51822 can run for up to 140 minutes and could be worth considering.
- Runtime alone doesn’t always tell the full story because it depends heavily on battery capacity. Runtime efficiency can give a clearer picture by showing how much work you get per unit of battery power. In terms of runtime efficiency, the Kobalt KHB 4081-06 ranks on the lower side, delivering less runtime per unit of battery capacity than many comparable battery-powered handheld blowers. If you are focused on getting more use per charge, the Toro 51820 offers the highest runtime efficiency, at 0.6 minutes per Wh.
Price comparison
As you can see from these interactive charts, when compared to other 60-80V cordless blowers, the Kobalt KHB 4081-06 is on the average side of the price range.
Therefore, this blower nicely fits in the expected budget for this kind of product.
The bottom line
- In the expected price range
- 5 year (limited) warranty
- Brushless motor
- Cruise control
- High CFM (800 CFM)
- High MPH (200 MPH)
- Decent bare tool weight (6 lbs)
- Good autonomy (70 mins)
- Low power efficiency
Do you own the Kobalt KHB 4081-06 and agree (or disagree) with these strengths and weaknesses?
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Features and Specifications
| Type | Cordless |
|---|---|
| Handling | Handheld |
| Air volume | Up to 800 CFM |
| Air speed | Up to 200 MPH |
| Motor type | Brushless |
|---|---|
| Battery system | 80V Li-ion |
| Battery capacity | 4.0Ah (320Wh) |
| Autonomy | 70 mins |
| Speed settings | Variable / Turbo |
| Battery included | 1 x 4.0Ah (KB 480-06) |
|---|---|
| Cruise control | Yes |
| Noise rating | 71 dB |
| Weight (w/ battery) | 11.7 lbs |
|---|---|
| Weight (tool only) | 6 lbs |
| Warranty | 5 years |
| UPC | 195526201618 |
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 KHB 4081-06, the user manual is available here (opens in a new tab).
About Kobalt
Kobalt is an American tool brand introduced in 1998 and distributed mainly by Lowe’s. Produced through partnerships with manufacturers like J.H. Williams, Kobalt focuses on accessible, homeowner-oriented equipment. Its leaf blowers are primarily cordless models, competing with brands such as Craftsman and Husky. Certain models share design and manufacturing origins with products from Greenworks.
Warranty Information
The Kobalt KHB 4081-06 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).
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