Description
Take on heavy-duty outdoor cleanup with the Senix BLB4QL-M Gas-Powered Backpack Leaf Blower, designed for performance, comfort, and efficiency. Powered by a robust 49cc 4QL 4-cycle engine, this blower delivers an impressive 600 CFM air volume and 200 MPH air speed, making it ideal for clearing wet leaves, heavy debris, and grass clippings across properties ranging from ½ to 1 acre.
Unlike traditional 2-cycle models, the Senix 4-cycle engine eliminates the need to mix gas and oil, ensuring easier use and reduced emissions. The patented 4QL (Quantitative Lubrication) technology allows for all-directional use without stalling or oil leakage, keeping the engine lubricated in any position. With cruise control, a variable-speed throttle, and a lightweight ergonomic backpack design, this blower is engineered for comfortable, prolonged use by homeowners and small business owners alike.
Key Features
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High-Powered Output:
Generates up to 600 CFM (Cubic Feet per Minute) of air volume and 200 MPH (Miles Per Hour) of air speed, delivering 18 Newtons of blowing force—ideal for tackling wet leaves and heavy yard debris.
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4-Cycle Engine (No Mixing Required):
49cc full crank, 4QL engine delivers powerful performance with low vibration, lower emissions, and reduced fuel consumption.
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Advanced 4QL Technology:
Patented Quantitative Lubrication System allows for operation in any direction without oil leakage or stalling.
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Ergonomic Design & Comfort:
Backpack design with compact engine (20% smaller than standard models) offers increased maneuverability and reduced fatigue during extended use.
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User-Friendly Controls:
Includes a variable-speed throttle for flexible operation and cruise control to maintain a steady blowing speed.
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Eco-Conscious Operation:
Environmentally friendly 4-cycle engine emits fewer pollutants compared to traditional 2-cycle engines.
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Included Accessories:
Comes with a 5.7 oz. bottle of engine oil for convenient setup.
Specifications
| Attribute |
Details |
| Brand |
Senix |
| Model Number |
BLB4QL-M |
| Engine Type |
4-cycle, full crank |
| Engine Displacement |
49cc |
| Air Speed (Max) |
200 MPH |
| Air Volume (Max) |
600 CFM |
| Blowing Force |
18 Newtons |
| Fuel Type |
Gasoline (no oil mix required) |
| Runtime |
Approx. 30 minutes |
| Power Type |
Gas-Powered |
| Leaf Blower Type |
Backpack |
| Throttle Control |
Variable speed with cruise control |
| Product Dimensions |
16.9 in. (L) x 20 in. (W) x 13.75 in. (H) |
| Product Weight |
19.4 lbs |
| Included Accessories |
5.7 oz. bottle of engine oil |
| Warranty |
3-Year Limited Warranty |
| Country of Origin |
Imported |
| Engine Brand |
YAT |
| Certifications/Standards |
ANSI B175.2 Compliant |
Perfect For:
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Homeowners with mid-to-large size yards (½ to 1 acre)
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Small landscaping businesses
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Year-round cleanup of leaves, debris, grass clippings, and light litter
