Features
- Convertible between blower and vacuum modes
- POWERCOMMAND™ speed control for choosing longer runtime or higher power
- Mulching fan reduces up to 6 bags of leaves down to 1 bag
- Built‑in scraper on the blow tube to loosen matted or stuck debris
- Soft‑grip handle for user comfort
- Designed for relatively quiet operation (66 dBA reported)
- Cordless operation (battery and charger sold separately)
Specifications
Air Speed | 120 MPH |
Air Volume | 90 CFM |
Noise Level | 66 dBA |
Mulching Ratio | Up to 6:1 (reduces ~6 bags to 1) |
Battery Type | 40V MAX Lithium‑Ion (battery and charger sold separately) |
Nominal Voltage | 36 V (maximum initial battery voltage 40V MAX*) |
Number Of Batteries Required | 1 |
Weight (Blower Mode) | 5.4 lb (manufacturer text) |
Weight (Vacuum Mode) | 6.9 lb (manufacturer text) |
Manufacturer Listed Product Weight | 7.7 lb (spec table) |
Dimensions (H × L × W) | 20.3 in × 10.9 in × 8.5 in |
Warranty | 3 Year Limited |
Included Items | Blow tube; Vacuum tube; Collection bag; Sweeper/vacuum unit |
Gtin | 00885911314527 |
Model Notes | Model LSWV36B; battery and charger not included |
Cordless sweeper that converts between blower and vacuum modes for clearing and collecting debris from hard surfaces. It uses a 40V MAX lithium‑ion battery (sold separately). The unit includes a mulching fan to reduce collected leaves, a built‑in scraper for loosening matted debris, and a soft‑grip handle. It is designed for lower noise operation.
Model Number: LSWV36B
Black & Decker 40V MAX Cordless Sweeper/Vacuum Review
Why I reached for this cordless sweeper‑vac
I keep a few cordless yard tools around for quick, no‑excuses cleanup, and that’s exactly the niche the 40V sweeper‑vac aims to fill. It’s a compact unit that flips between blower and vacuum, runs on Black+Decker’s 40V MAX battery system, and claims lower‑noise operation than the average leaf blower. After several weekends of clearing patios, walkways, and a corner of the driveway under a messy street tree, here’s how it stacked up.
Setup, battery, and ergonomics
This is a “tool‑only” purchase, so you’ll need a compatible Black+Decker 40V MAX lithium‑ion battery and charger. If you’re already in the brand’s 40V lineup, that’s a plus; otherwise budget accordingly. Swapping between blower and vacuum requires changing tubes and attaching the collection bag. It’s a no‑tools process that takes a minute or two once you’ve done it once.
Weight is reasonable for a combo tool. In blower mode, it’s light enough for one‑handed use and easy to maneuver around cars and planters. In vacuum mode, it gains a bit of heft and becomes more nose‑heavy, but it’s still manageable for short sessions. The soft‑grip handle and a well‑placed trigger help with control, and the tool‑mounted scraper on the end of the blow tube is useful for nudging along stuck leaves without bending over.
One note on the bag connection: it’s an uncomplicated clip‑style attachment. It’s quick, which I appreciate, but I treated it gently—plastic hardware on yard tools tends to be the first wear point.
Performance: blower mode
This sweeper emphasizes air speed (rated up to 120 MPH) over air volume (90 CFM). In practice, that means it shines on hard surfaces with light to moderate debris: dry leaves, twigs, seed pods, sawdust, and dirt that collect on patios and walkways. I could corral debris into neat windrows without blasting everything into the flower beds. The narrow airstream is easy to aim along edges and around furniture.
Where it runs out of steam is moving larger piles or dense, damp heaps. If your fall cleanup involves several inches of wet leaves on grass, this isn’t the right blower. It’s a “sweeper” first—good for tidying surfaces, not for power‑moving heavy yard waste.
The POWERCOMMAND speed control gives you a sliding range from “sip battery” to “give me a bit more.” The top end is helpful when you need to break up stubborn clumps, but the overall spread is modest. I mostly used two positions: low for dust and dry leaves on a patio, and high for driveway corners and seams where debris tends to cement itself.
Performance: vacuum mode
Vacuum mode is where combo tools either make sense for your yard—or don’t. The 40V sweeper‑vac will pick up dry, lightweight leaves on hard surfaces and mulch them on the way into the bag. On my concrete walkway and a brick patio, it handled scattered leaves and maple seedlings with minimal babysitting. The mulching fan works; you can pack far more into the bag than you’d expect from its size.
However, suction is modest. Broad, leathery leaves or anything damp require patience and technique. I had the best results by sweeping material into small piles with the blower first, then switching to vacuum to collect. Trying to inhale a thin blanket of leaves across a wide area was slow going. If your yard drops heavy or wet foliage, consider a dedicated higher‑CFM vac or stick with the blower function and a rake.
As for the bag: capacity is fine for light maintenance but it fills quickly when mulching dry, crispy leaves. You’ll make frequent trips to dump if you’re tidying a larger area. The zipper is easy to use and doesn’t dump debris back out when you pop it open, which helps keep cleanup neat.
Runtime and noise
With a mid‑capacity 40V MAX pack, I saw roughly 15–20 minutes of continuous use at higher settings and a noticeable bump—closer to half an hour—when staying in the lower half of the range. Realistically, that translates to spot‑cleaning a few zones per charge or doing a quick pass every few days. If you want to work longer, a second battery or a higher‑capacity pack makes the experience much smoother.
Noise is a bright spot. Rated at 66 dBA, it’s on the quiet side for a blower. In use, it’s conversation‑friendly—I didn’t feel the need for hearing protection for short sessions, and I didn’t get the usual “what on earth are you doing?” looks from neighbors. The tone is less shrill than many compact blowers, which makes a bigger difference than the raw number suggests.
Build quality and maintenance
Fit and finish are decent for the class. The tubes click in positively and don’t rattle loose. The mulching fan is plastic but protected, and I avoided ingesting stones or twigs thicker than a pencil to keep it that way. The scraper on the blow tube is handy for popping up matted edges or coaxing leaf mats off textured concrete.
As with most combo tools, the collection bag and its attachments are the parts I’d watch over time. Empty the bag before it’s bulging, avoid dragging it across abrasive surfaces, and don’t yank on the clip. A quick brush‑out of the fan housing after vacuuming dusty areas helps keep the impeller clear and prevents performance drop‑off.
What it does well
- Quick, cordless hard‑surface cleanup. Driveways, decks, patios, garages, and shop floors are its sweet spot.
- Lower noise than typical blowers. Suitable for small urban lots or early‑morning tidying.
- Lightweight and simple to operate. No mixing fuel, no cord management.
- Mulching that actually extends bag capacity. Great for collecting small amounts without overflowing immediately.
Where it falls short
- Limited suction and airflow. It struggles with heavy, damp, or large leaves and isn’t for lawn‑level leaf removal.
- Modest speed control range. The difference between low and high is there, but it won’t transform the tool into a powerhouse.
- Smallish bag and average attachment hardware. Expect frequent emptying; handle the bag connection with care.
- Tool‑only purchase. If you don’t already own a 40V MAX battery and charger, the ecosystem buy‑in matters.
Who it’s for
If your cleanup routine is mostly keeping hard surfaces tidy—sweeping pollen off a porch, rounding up dry leaves on a patio, clearing the driveway after mowing—the 40V sweeper‑vac fits well. It’s also a good choice if you’re already invested in Black+Decker’s 40V system and want a quiet, grab‑and‑go tool to complement a mower or string trimmer.
If your property produces heavy leaf fall, or you need to move or collect damp, matted material, you’ll be happier with a higher‑CFM blower or a purpose‑built leaf vacuum with more suction and a larger bag.
Tips to get the most out of it
- Use blower mode to gather debris into small piles before switching to vacuum.
- Keep to dry conditions. Performance drops quickly on damp leaves.
- Choose the right battery. A higher‑capacity 40V MAX pack extends runtime and reduces frustration.
- Empty the bag often and keep the zipper clean to prolong its life.
- Leverage the built‑in scraper and the narrow airstream to unstick debris along seams and edges.
Recommendation
I recommend the 40V sweeper‑vac with caveats. As a quiet, lightweight, hard‑surface maintenance tool, it’s easy to live with and genuinely useful, especially if you already own a compatible 40V battery. It keeps patios and driveways tidy without fuss, and the vacuum mode is a helpful bonus for collecting small piles.
I would not recommend it if your primary need is heavy leaf removal or vacuuming damp, stubborn debris. Its airflow and suction are tuned for light cleanup, and the small bag and modest runtime make big jobs a chore. Match it to the right tasks and expectations, and it’s a handy, neighbor‑friendly addition to a 40V toolkit. For larger or tougher jobs, look for a higher‑CFM blower or a dedicated leaf vac with more capacity.
Project Ideas
Business
Quiet Patio and Walkway Service
Offer early-morning, low-noise (66 dBA) sweeping for cafes, storefronts, and medical offices. Use blower mode to clear paths and vacuum mode to capture debris for dust-free results. Tiered packages: daily touch-ups, deep weekly clean with stuck-debris scraping, and leaf-mulch return for planters.
Leaf-to-Mulch Subscription
Pick up customers’ bagged leaves, mulch them 6:1 on-site or at a micro-hub, and return as garden mulch or add to their compost. Upsell compost tea kits and seasonal bed top-ups. Market as a zero-waste loop that reduces yard waste volume and landfill trips.
Short-Term Rental Outdoor Reset
Specialize in fast turnover of balconies, patios, and entryways for Airbnb/VRBO hosts. Quiet cordless operation avoids complaints; vacuum mode prevents dust on windows and furniture. Bundle with cobweb removal, doormat refresh, and soot/sand cleanup for fire pits.
Event Aisle Prep and Post-Cleanup
Provide pre-event leaf clearing and post-event sweep/vacuum for outdoor weddings, markets, and school functions. The convertible blower/vac and built-in scraper handle matted debris on paths. Offer biodegradable confetti cleanup and compostable waste sorting as eco add-ons.
Custom Nozzles and Universal Attachments
Design and sell 3D-printed or vacuum-formed nozzle adapters: narrow crevice tools for decking gaps, wide heads for patios, and soft-bristle add-ons for delicate surfaces. Bundle with the tool as an accessory kit or rent kits to maintenance crews and HOAs.
Creative
Leaf-to-Paper Studio
Use the vacuum’s mulching fan (6:1 reduction) to pre-shred fall leaves into pulp-ready bits for handmade paper. After vacuuming leaves directly into the collection bag, blend with water to make pulp, then press and dry into rustic stationery, tags, and art prints. The blower mode keeps your deck/workspace clean without dust, and the built-in scraper helps release stuck leaves from damp surfaces.
Eco-Confetti and Nature Mosaics
Create biodegradable confetti and mosaic materials from mulched leaves. Sort by color and texture for collage art, resin coasters, and framed mosaics. Use POWERCOMMAND speed control to gently vacuum delicate leaves without pulverizing them too much, and the quiet 66 dBA operation makes it neighbor-friendly.
Zen Sand and Gravel Patterning
Use blower mode at low speed to etch clean lines and waves in sandbox or fine gravel for a mini Zen garden or patio art. The narrow tube directs airflow to carve temporary designs, while vacuum mode tidies edges and collects stray debris. Great for seasonal patio displays and meditative yard features.
Compost Tea Kits from Yard Waste
Vacuum and mulch leaves straight into the bag, then pack the mulch into burlap ‘tea’ sacks to steep in water for garden compost tea. The 6:1 reduction makes storage efficient, and the vacuum mode keeps your workspace tidy. Label and gift the kits with brewing instructions and plant pairings.
Workshop Carving Reveal and Cleanup
For wood or stone letter-carving days, use low-speed blower to gently clear dust and reveal progress, then switch to vacuum mode to collect chips and fines without kicking up clouds. The built-in scraper helps lift stuck chips from damp or sap-sticky surfaces, and the soft-grip handle reduces fatigue.