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🌪️ Power through your yard with effortless electric start and pro-level airflow!
The LawnMaster NPTBL31AB is a gas-powered backpack leaf blower featuring a 31cc 2-cycle engine that delivers up to 470 CFM airflow and 175 MPH wind speed. It boasts a no-pull electric push start powered by a rechargeable 7.2V battery with up to 150 starts per charge, variable speed and cruise control for user comfort, and an anti-vibration harness system designed for extended use without fatigue.










































| ASIN | B091B2C8WC |
| Additional Features | Electric |
| Air Flow Capacity | 470 Cubic Feet Per Minute |
| Best Sellers Rank | #305,081 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #900 in Leaf Blowers |
| Brand | LawnMaster |
| Brand Name | LawnMaster |
| Color | 31 CC |
| Customer Reviews | 4.0 out of 5 stars 676 Reviews |
| Form Factor | Backpack |
| Included Components | Battery |
| Item Dimensions L x W x H | 18"L x 16"W x 20"H |
| Item Type Name | No-Pull Backpack Leaf Blower, Gas-Powered with Electric Start, 31cc 2-Cycle Engine, 470CFM, 175MPH |
| Item Weight | 18.5 Pounds |
| Manufacturer | LawnMaster |
| Manufacturer Part Number | NPTBL31AB |
| Material Type | Metal |
| Model Name | NPTBL31AB |
| Model Number | NPTBL31AB |
| Power Source | Gas Powered |
| Recommended Uses For Product | Home |
| Special Feature | Electric |
| Speed | 175 Miles per Hour |
| Style Name | Electric |
| Voltage | 7.2 Volts |
E**S
Easy to use, great Value!
I purchased this on Prime day, so I bought this on sale. Partly the reason I purchased. I have owned this now several months, about 2-3 tank fulls of fuel run through the machine. I wanted a backpack style blower mostly for the power it has. It has greatly surprised me. Battery charged fine, followed the instructions on the label. Primed the bulb a few times and it fired up. The start up sequence and choke are completely automated. I suppose it was to be understood, but I like details. I kept pushing the button for just a second or two. It didn't want to start at first. I finally understood you have to HOLD down the button. It will go through a choke cycle before and during start up. Once I understood this I have had zero start up issues. Others have mentioned it's heavy, I don't find it heavy and neither did my wife. Several women have used it and they love it. The only detraction, is I was expecting more CFM, but it's definitely adequate. Happy Customer.
D**.
Back Blower works well after a year review
I’ve had the blower for over a year now and I was skeptical at first to have a small engine machine with such a small battery that claimed to have over a hundred and fifty starts before needing recharging because doing the growing season I use daily to my surprise it actually works really well as I’m older and the fact that it’s lighter in weight and easy to start crucial and I need the extra run time so and all electric wouldn’t work for me, Couple of tips for success only use premixed fuel it’s stable and won’t cause unnecessary wear and tear on the starter including gumming up your carburetor I did have to have a spring replaced once I did get in touch with Lawn master they were prompt to send the part over all I’m satisfied with the performance I do have a extra battery to swap as needed two- months or better usually before charging
T**.
Now it won't start.
***EDIT 11/19/24 Over the course of several months, the leaf blower became more difficult to start. When it was started, it ran considerably rough over a period of time before it would smooth out. Recently, while clearing my property of leaves, it stopped running. It made a noise that it can only be described as rocks in a can and then stopped. Despite my best efforts, it will not restart. It will crank, and does not start. I am pretty sure the motor has locked up. My best estimate is that the leaf blower has about 20 hours on it and is 7 months old and has a blown motor despite using high quality fuel. Lawn master's customer support has been abysmal. I have sent multiple emails to support and have not received a reply. I also have the assurion purchase protection plan. And they have been difficult to deal with as well, basically ignoring my claim. Amazon needs to do better. –-----------‐---------------------------------------------------------------------------------------------- I bought this for my wife as a Mother's Day present. She really loves using it. I'm enjoying using it too. The electric start is fantastic. The auto choke is a nice feature to have. She can strap it on press the button and it will start right up. I have found that as long as there is gas visible in the sight glass/primer. I haven't had to cold prime it. Just press the button and go. I left it outside over night during a cold snap to see how it would start with out priming it and it started right up. The automatic choke did it's thing and kicked it into high idle until I hit the throttle. The performance has been great. It does what it's supposed to to. Large or small debris it gets the job done. The pack itself is well cushioned and comfortable to wear. It's a little cumbersome to take on and off. Make sure you use the proper 40:1 fuel. It can be purchased premixed at Home Depot or Lowes. Proper fuel is the key to keeping this thing running well for years to come. Charge the battery fully out of the box and you should be good to go for a while. When the red light comes on charge it.
J**N
No back up starting, electric start only.
Works great, light weight. Only got about 5 engine starts on a charged battery, so battery is on charge constantly. What I really do not like about this blower is that there is no backup starting. In other words, there is no pull chord so when the battery dies...that's it, gonna have to wait until the battery is charged again.
J**E
Starts everytime, no yanking on rope, this senior adult loves it
I live in the mountains and maple trees are invading. I needed a strong blower that lets me walk around 10 acres and blow huge maple leaves. This one is great. This is the first season, so far so good. My arthritic shoulders make it hard for me to pull strings this is exactly what was needed.
D**Y
Electric start backpack blower
This little blower is really nice. It's light weight, doesn't use a lot of gas, and we love the electric start! My wife wanted a blower and so I thought it would be neat to have an electric start blower so she didn't have to fuss with starting it up each time. With this machine, she just flips the choke lever, puts the backpack on, and presses the start button. Amazing! It can be a little strange at first using the start button. It makes some odd noises that don't sound like the starter in your car, or maybe anything you've heard. But, keep holding the start button while it makes it's noises, and it will soon start up. If the battery is low, which only charges with a separate charger, it may have a hard time starting. It's comfortable on your back, and puts out a pretty decent amount of air. This is not a commercial blower, so don't expect gale force winds. But for what it is, it moves air really nicely, and plenty for most blowing applications around the house. Wet leaves can be tough, but only when they pile up.
O**G
Lighter weight and electric start, no No more cord to pull
We justovrd onto a brand new house and they tried to establish a lawn but failed. Now,I have a company that's coming over in a few weeks to seed arriate the ground but I need to get the straw and other debris off of the ground. When I saw this advertised here on Amazon, I knew that I needed a larger ower for the job. I have used this to start getting the straw up and it had worked well. One thing that perked my interest was the fact that this is an electric start. No more pulling a rope to start the engine and then placing the motor on your back while on. Now You just pump the tree ubber bulb to get the 40:1 mixture ready for the carburator then put it on your back and press the start button located on your hand control. And off you go. I also was on I formed if this new mixture where the oil nd gas are already .ixed and ready to pour into the fuel tank. Do no more buying oil and mixing it with gas. Just pour out of the can and your good to go. Also, this won't foul up your carburator By causing long time storage either. So no more worrying about it not starting for the next season.
S**S
Temperamental beast! Worst carburetor choke ever! Once running you pull throttle, auto choke stalls
When I saw this with a battery start feature It caught my eye! I have been moving over from small gas engines to 192V Battery mowers, 40V chain saws, etc. I just purchased a new home and it’s in the mountains surrounded by trees. And my battery blower just can last long enough on a charge to be usable. I thought the electric start was a wonderful compromise. No yanking on a pull start till my arm falls off! I did read all the other buyer’s negative reviews (and there are a lot of them) When it arrived, as I unboxed it and put it together it was love at first sight. Very Modern looking excellent harness system and easy to use hand controls.! However my love affair was short lived…. After mixing the 2 stroke fuel 40-1, priming it and charging the battery, it did start up. Not exactly first time but it only took me a minute to realize you had to hold the start button down untill it was running steady. So far so good. Then I gently used the throttle trigger (other reviews said the throttle had to be used slowly) but as soon as I touched the throttle, the auto choke triggered and went from full closed air intake to fully open. And the sudden mixture change stalled the blower IMMEDIATELY ! I followed all the fault finding instructions and non of that helped at all. Was tempted to box it up and send it back. But being an engineer the challenge of getting this beast to work became a personal challenge! I quickly realized that if I used my finger to control the auto choke I could pull the throttle trigger while slowly opening the choke to 1/2 way, the leaf blower fired up and blew like a hurricane! My final solution is not pretty but it IS EFFECTIVE! I drilled a hole in the plastic air intake and put in a 2 inch deck screw that prevents the chick from opening further than 1/2 way. I also found that after about 5 minutes of running the engine seemed to be starved of fuel. I took off the brand new clean fuel filter and that resolved the issue. Guess I’ll just be carful not to get crud in the tank I did find a manual for another lawn master blower that uses the exact same carburetor and chock system. It gives you the adjustment for ideal speed min speed and max speed. But it needs a special offset pin carburetor adjustment tool. I’m going to order a set of the carburetor adjustment tools, and see if I can adjust the system to allow it to work minus my ugly screw work around. I wanted to hate this little BEAST…..but I just CANT! It took me a whole day to get it running well. But when it did it was comfortable to wear ran for a long time on a full tank of gas and moved all the leaves for me with ease
Trustpilot
1 month ago
3 weeks ago