Chapin 61900 4-Gallon Tree&Turf Pro Commercial Backpack Sprayer with Stainless Steel Wand

Sprayer - Model #61900

  • 4-Gallon translucent tank with 4-inch mouth opening for easy filling and cleaning
  • 3-Stage filtration system with in-tank removable/cleanable filter
  • Cushion grip shut-off with three nozzles for a variety of applications
  • Padded shoulder straps and lumbar support for comfort

Applications

  • Fertilizers
  • Weed & Feed
  • Fungicides
  • Herbicides
  • Pesticides

Manual

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More Information

Product Summary

The Chapin 4-Gallon Tree/Turf Pro Backpack Sprayer has special features that are ideal for the homeowner, landscape and turf professional. The 4-Gallon poly tank has a 4-inch mouth opening for easy filling and cleaning. Featuring a 3-stage filtration system to prevent clogging, translucent poly tank for viewing fluid level, cushion grip shut-off with pressure gauge, stainless steel extension wand, 3 piece nozzle pack and padded shoulder straps. Viton Seals provide compatibility with fertilizers, weed killers and pesticides.

Technical Specs

Model Number
61900
Spray/Flow Rate (GPM)
.4-.5 gpm
Tank Size
4-gallon
Nozzle(s)
adjustable brass cone, poly-fan, poly-cone,
Tank Mouth Opening
4-inches
Filters
3-stage
Tank Construction
poly
Frame
powder-coated steel
Pump Type
piston
Seal Material
Viton
Handle
right or left mount
Hose Length
48-inches
Hose Material
clear reinforced
Package Dim. In. (LxWxH)
15.0 x 9.25 x 22.15
Shut-Off Material
poly cushion-grip with pressure gauge
Item Dim. In. (LxWxH)
14.75 x 9.0 x 21.9
Item Weight In Pounds
11.5
Anti-Siphon Feature
N/A
Pressure relief valve
N/A
Extension Wand Length
20-inches
Shoulder strap
padded shoulder straps
Extension Wand Material
stainless steel
Battery Type
N/A
PSI - Operating Pressure
40-60 psi
Spray Hours
N/A
Spray Stream Max Vertical
23-feet
Motor Size
N/A
Spray Stream Max Horiz.
25-feet
Warranty
5-year limited

Replacement Parts

Chapin 6-8178 Piston Cylinder Assembly

Part - Model #6-8178

  • 1.0 GPM brass fan-tip nozzle with female threads
  • Compatible with 63800, 61800, 61950, 61900, 61813, 61808, 62000
  • Fits on most Chapin industrial sprayers
  • Contact us if your sprayer isn't listed
12.76
California Warning

Chapin 6-8179 Pump Piston Assembly

Part - Model #6-8179

  • Replacement pump piston assembly for Chapin backpack sprayers
  • Compatible with 63800, 61800, 61950, 61900, 61813, 61808
  • Contact us if your sprayer isn't listed
28.38
California Warning

Chapin 6-8151 Pressure Regulator

Part - Model #6-8151

  • Pressure regulator
  • Fits most Chapin backpack sprayers
10.46
California Warning

Chapin 302001 Backpack Pump Handle For 61800

Part - Model #302001

  • Replacement pump handle for backpack sprayers
  • Fits model 61800, 61803, 61804, 61850, 64800
  • DUE TO VARIATIONS IN SPRAYER MODELS AN ADDITIONAL PART MAY BE NEEDED. PLEASE CALL CUSTOMER SERVICE FOR INFORMATION, PRICING AND TO PLACE AN ORDER

Chapin 6-8168 Piston Lever Kit For 61800 Backpack

Part - Model #6-8168

  • Replacement lever kit for backpack sprayers. 
  • Compatible with 61800, 61803, 61804, 61850, 61900, 62000, 64800
  • Contact us if your sprayer isn't listed
4.55
California Warning

Chapin 6-8146 Filter Basket with Cap

Part - Model #6-8146

  • Replacement 4 inch filter basket with seal and cap
  • For Chapin backpack sprayers
  • Available in black only
  • Compatible with 62000, 63985, 63980, 63924, 61800, 64800, 60100, 61950, 61900, 61813, 61808
  • Contact us if your sprayer isn't listed
11.13
California Warning

Chapin 6-8167 Diaphragm Pump Assembly-Repair Kit For 64800 Backpack

Part - Model #6-8167

  • Replacement pump seal kit for diaphragm backpacks sprayers
  • Compatible with 64800
  • Contact us if you have any questions
15.41
California Warning

Chapin 6-8183 Replacement Diaphragm Assembly with Lever

Part - Model #6-8183

  • Replacement diaphragm assembly and lever kit
  • Includes complete diaphragm assembly lever and 2 bolts
  • Compatible with Chapin diaphragm backpack 64800 
  • Contact us if you have any questions
41.50
California Warning

Chapin 6-8134 Replacement Pump Piston Collar

Part - Model #6-8134

  • Replacement viton pump piston collar
  • For use with Chapin backpack sprayers models 61700, 61800, 61803, 61804, 61900, and 62000
7.36
California Warning

Chapin 6-8181 Backpack Replacement Straps

Part - Model #6-8181

  • Replacement strap kit for backpack sprayers
  • Compatible with 61900, 61813, 61808 
  • Contact us if your sprayer isn't listed
26.02
California Warning

Chapin 011236 Backpack Strap Clips

Part - Model #011236

  • Backpack strap clips
1.75
California Warning

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  • Padded shoulder straps to accommodate a full backpack for hours
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