Kobalt 40V Gen4 520 CFM Brushless Blower (KLB 1040B-03) is a blower from Kobalt 40V. It is labelled 40 V, moves up to 520 CFM, blows at up to 120 MPH, has a brushless motor, and has a 5-year limited warranty.
| Category | Leaf blowers |
|---|---|
| Model number | KLB 1040B-03lowes.com (archived) |
| Voltage on the label ? | 40 Vlowes.com (archived) |
| Batteries it takes at once ? | — |
| Weight ? | — |
| Air volume | 520 CFMlowes.com (archived) |
| Air speed | 120 MPHlowes.com (archived) |
| Brushless motor | yeslowes.com * |
| Warranty | 5 yrlowes.com (archived) |
| Sold as | Single product |
| Availability | Exclusive to Lowe's |
Where to buy
No price recorded yet: a price is shown only once it can be read with the date it was current. The links go to the store's page.
Batteries from other platforms
Only Kobalt 40V batteries. We have no source saying another platform's pack runs Kobalt 40V tools, or that Kobalt 40V packs run anything else. Brands shape their battery rails so a competitor's pack won't fit.
Which batteries work with Kobalt 40V · Every battery fit across platforms
Where this came from
inferred Read from brand or store pages, but at least one value rests on a search result, a figure worked out from the source's own numbers, or a product with no part number to pin it to. Last verified 2026-10-08. What the labels mean.
Kit page.
The same tool on other platforms
Same category, different brand. Open any of them side by side with this blower, or tick several to compare up to four.
| Logo | Brand | Product | Category | Photo | Price |
|---|---|---|---|---|---|
| BLACK+DECKER | Leaf Blower/Sweeper (LSW40C) BLACK+DECKER 40V MAX Side by side → | Leaf blowers | — | ||
| BLACK+DECKER | POWERCOMMAND Sweeper (LSW36) BLACK+DECKER 40V MAX Side by side → | Leaf blowers | — | ||
| BLACK+DECKER | Leaf Blower and Vacuum BLACK+DECKER 40V MAX Side by side → | Leaf blowers | $118.99 | ||
| Craftsman | Brushless Axial Blower Craftsman V60 Side by side → | Leaf blowers | — | ||
| Craftsman | 380 CFM Axial Blower Craftsman V20 Side by side → | Leaf blowers | — | ||
| Craftsman | Brushless 350 CFM Axial Blower Craftsman V20 Side by side → | Leaf blowers | — | ||
| Craftsman | BRUSHLESS RP 410 CFM Axial Blower Craftsman V20 Side by side → | Leaf blowers | — | ||
| Craftsman | 125 CFM Compact Handheld Blower Craftsman V20 Side by side → | Leaf blowers | — |
