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Top-10 4 Gal Backpack Sprayers

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We processed 3,725 reviews of 4 gal backpack sprayers. Prices range are from $39.95 to $155.48 (September 2020)

Best Choice

Roundup

190314 Backpack Sprayer for Fertilizers, Herbicides, Weed Killers & Insecticides, 4 Gallon

1 place

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9.9

  • Details
    US Average selling price - $49.48
    • Make sure this fits by entering your model number
    • 4-gallon sprayer meets all your spraying needs (controlling weeds and pests, growing flowers and vegetables and cleaning decks and siding)
    • Heavy-duty poly wand with shut-off featuring a comfort grip, lock for continuous spraying and an in-line filter
    • Viton seals and gaskets throughout the pump and shut-off for long lasting chemical resistance
    • Adjustable padded straps with waist belt and built-in lumbar support

D.B. Smith

Field King Professional 190328 No Leak Pump Backpack Sprayer for Killing Weeds in Lawns and Gardens

2 place

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9.7

  • Details
    US Average selling price - $73.34
    • Make sure this fits by entering your model number
    • Internal no leak pump design is safer to use chemicals will not drip down your back
    • Durable, 21 inch poly wand with the highest quality viton seals can be used with wet table powders and liquids for all applications does the work of both a piston and diaphragm backpack
    • Premium, lockable shut off with brass components and an in-line filter
    • Easy access pump allows changing of seals in just minutes with no tools

Chapin International

61500 Backpack Sprayer for Fertilizer, 4 gal

3 place

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9.5

  • Details
    US Average selling price - $52.99
    • Make sure this fits by entering your model number
    • 4-gallon 4-inch wide mouth opening, translucent tank for easy filling and cleaning
    • Compatible with common fertilizers, weed killers and pesticides
    • 2-stage filtration system, one filter at the top and another filter at shut-off
    • Poly shut-off with 2 nozzles: adjustable poly cone and fan tip

M4

MY4SONS 4-Gallon Battery Powered Backpack Sprayer Wide Mouth with Steel Wand and Brass Nozzle, Battery Included New

4 place

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8.8

  • Details
    US Average selling price - n/a
    • Make sure this fits by entering your model number
    • Never pump again: sprays for 6-8 hours on a single battery charge or over 200 gallons of solution so that you can spray all day on a single charge without worrying about pumping
    • Both stainless steel wand and acid bleach wand included: meet all your spraying needs with stainless steel adjustable wand and plastic acid bleach wand
    • 2019 upgrades; triple thick xxl shoulder pads, organizer pockets for wands and accessories, quick change battery compartment, never leak lid, quick release strain relief hose
    • Versatile backpack sprayer that can be used for almost any job from pesticides and herbicides to concrete sealer and deck stains

Chapin International

61800 4Gal Backpack Sprayer, 4-Gallon, Translucent White

5 place

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8.8

  • Details
    US Average selling price - $73.99
    • Make sure this fits by entering your model number
    • Compatible with common fertilizers, weed killers and pesticides
    • 4-gallon translucent tank with 4-inch wide mouth opening for easy filling and cleaning
    • 3-stage filtration system with in-tank removable/cleanable filter
    • Cushion grip poly shut-off with three nozzles for a variety of applications

VIVOSUN

4 Gallon Backpack Sprayer Manual Pump Sprayer with Four Nozzles and Adjustable Shoulder Strap for Garden Lawn

6 place

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8.7

  • Details
    US Average selling price - $59.99
    • Make sure this fits by entering your model number
    • Multi- functional use: this practical 1
    • Super tight sealing: tired of those pumps leaking when youre working; weve made this backpack sprayer with polypropylene material that features an internal sealing pump that prevents leaks, and the polypropylene resists any chemicals; dont fret about leaks
    • Easy to fill: constructed with an extra-large opening so you can pour your liquid into the sprayer without waste; 4 gallons (15l) capacity
    • Translucent bottle: unlike other invisible bottle, this vivosun pump pressure sprayer contains a translucent bottle with calibration scale; you can easily check the fluid level and know exactly when to refill

Chapin International

63985 Black & Decker Backpack Sprayer, 4 gal, Translucent White

7 place

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8.7

  • Details
    US Average selling price - $155.48
    • Make sure this fits by entering your model number
    • Features a black and decker 20-volt lithium ion battery for up to 1
    • 35-40 psi with a 20-foot maximum horizontal spray stream
    • 4-gallon tank with 6-inch wide mouth funnel for easy filling and cleaning
    • Cushion grip shut-off with three nozzles for a variety of applications

Rainmaker

Backpack Sprayer - 4 Gallon

8 place

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8.5

  • Details
    US Average selling price - $39.95
    • Make sure this fits by entering your model number
    • Includes four interchangeable sprayer nozzles for different applications
    • Trigger with a lock-on option can be engaged for a continuous spraying
    • This sprayer has an integrated filter included and a 4 ft. Hose

SOLO

425 4-Gallon Professional Piston Backpack Sprayer, Wide Pressure Range up to 90 psi

9 place

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8.2

  • Details
    US Average selling price - $79.12
    • Make sure this fits by entering your model number
    • Easily spray liquid disinfectants, fertilizers, herbicides, pesticides with solo's high-performance piston pump for tree, shrub and plant protection
    • Solos 425 backpack sprayer includes a 28-inch unbreakable wand that securely connects to a 48-inch nylon-reinforced high-pressure hose for an extended reach
    • Four easily changeable commercial-grade spraying nozzles-plastic adjustable, fan spray, hollow cone, jet stream nozzle and is teejet compatible
    • Designed with a commercial shut-off valve that securely locks in either the on or off position to minimize user fatigue, the pump handle is interchangeable for left or right-hand operation

Chapin International

Chapin 61700N 4-Gallon SureSpray Backpack Sprayer For Fertilizer, Herbicides and Pesticides

10 place

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7.8

  • Details
    US Average selling price - $76.31
    • Make sure this fits by entering your model number
    • 4-gallon 4-inch wide mouth opening, translucent tank for easy filling and cleaning
    • Compatible with common fertilizers, weed killers and pesticides
    • 3-stage filtration system with in-tank removable/cleanable filter
    • Poly shut-off with 3 nozzles - fan, cone and adjustable brass

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