The spray distance of the Stihl SG 20 Backpack Sprayer depends on the nozzle setting and liquid used, but it typically sprays about 10 to 15 feet horizontally under normal pressure (up to around 40 PSI).
Stihl Portable Backpack Sprayer, 4.75-Gallon Capacity, 40 PSI, Model# SG 20

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2 in stock at Fredericksburg VA - Pickup in under 1 hr
- Delivers excellent accuracy and control when working with pesticides, herbicides and other compounds
- Maintains constant pressure, even through refills
- Adjustable support harness distributes weight evenly across the shoulders and back, reducing user fatigue
- Lightweight design weighs just 11.2 lbs. without liquids
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Description
Key Specs
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Product Summary
What's Included
- (1) Stihl Portable Backpack Sprayer, Model# SG 20
Features + Benefits
- Delivers excellent accuracy and control when working with pesticides, herbicides and other compounds
- Maintains constant pressure, even through refills
- Adjustable support harness distributes weight evenly across the shoulders and back, reducing user fatigue
- Lightweight design weighs just 11.2 lbs. without liquids
Key Specs
| Attribute | Specification |
|---|---|
item# | 64101 |
Brand | Stihl |
Manufacturer's Warranty | 1 year limited warranty |
Ship Weight | 14.8 LB |
| Attribute | Specification |
|---|---|
Tank Size | 4.75 Gal |
Pressure | 40 PSI |
Product Weight | 11.2 lb |
Reviews
Questions & Answers
Questions
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· 2 months ago
How feet spray
1 answer-
ProductExpert10· 2 months ago
Helpful?
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· 3 months ago
What battery used for this unit. Model SG 20"
1 answer-
ProductExpert29· 3 months ago
The STIHL SG 20 is a manual pump sprayer and does not use a battery.
Helpful?
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· 9 months ago
Can this sprayer be used for staining fences?
1 answer-
ProductExpert11· 9 months ago
The back pack sprayer model SG 20 is recommended to be used with pesticides and herbicides. It is not recommended to be used with stains.
Helpful?
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· 10 months ago
Can I put Thompson water seal in my stihl pump sprayer
1 answer-
ProductExpert6· 10 months ago
The sprayer is designed for use with pesticides and herbicides. It could be used with Thompson water seal, but it must be thoroughly cleaned after.
Helpful?
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· a year ago
Seal for the pump that's attached to the handle
1 answer-
ProductExpert29· a year ago
Parts for the Stihl Model SG 20 can be found at local authorized STIHL dealers and service centers.
Helpful?
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· a year ago
Can this work safely with bleach? We will be using it to clean our house.
1 answer-
ProductExpert18· a year ago
This product is not intended to be used with bleach.
Helpful?
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Warranty
Manufacturer's Warranty
1 year limited warranty
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Specifications
4.75 Gal
4.5 Gal
4 Gal
4 Gal
40 PSI
60 PSI
90 PSI
90 PSI
11.2 lb
lb
lb
lb
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NBR
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Viton
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20 ft
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25 ft
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Variable
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4 ft
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20 in
20 in
20 in
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Internal Piston
Piston
Piston
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48 in
47.625 in
48 in
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16.0 x 10.0 x 24.0 in
14.0 x 8.0 x 22.0 in
14.5 x 9.25 x 20.0 in
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0.5 GPM
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Poly
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Cone, Fan
Multiple
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1
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