Demco Farm 300 Gallon Single Axle Sprayer

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Demco’s 300 gallon trailer sprayers have a proven, time-tested design. Available with many different boom and pump options, as well as many accessories, Demco 300 gallon trailer sprayers can be configured for your application requirements.

If you need a smaller capacity field sprayer, you need to look at Demco!


  • 300 gallon polyethylene elliptical tank with two dual jet agitators and sump.
  • 10 gauge formed steel trailer with 27" ground clearance and adjustable wheel spacings from 60"-80".
  • A large convenient step, and work platform with safety rail.
  • Three section manual or electric boom controls.
  • Truss-T booms are complete with 1/2" plumbing and TeeJet® drip free diaphragm check nozzles spaced at 20".
  • A clean water tank is conveniently mounted on each 300 gallon frame.


NOTE: Sprayer is less spray tips.
Factory setup available.
Boom may be removed for shipping.




Part Number Description
PE300RA 300 Gallon Tank


Trailer Frame

Part Number Description



Part Number Description
C1700D Hypro® 5 Roller Pump
XL1700D Hypro® "Silver Cast" 5 Roller Pump
9425071 Hypro® Belt Drive Pump with Constant Velocity PTO Shaft (C9402 540S)
9425056 Hypro® Hydraulic Pump (C9303HM1)(hoses included)


Plumbing / Pump Mount

Part Number Description
9425002 Roller Pump Kit (Manual Controls included)
9425003 Hypro® Belt Drive Centrifugal Kit
9425004 Hypro® Hydraulic Centrifugal Kit



Part Number Description
CP3B3HV Manual Control Valves for Centrifugal Pumps
CP414HVR 3 section electric (solenoid valve)


Boom with Plumbing

Part Number Description
9488151 21' Truss-T boom (1 section)(13 nozzles) See Components Section for tips
9488152 30' Truss-T boom (1 section)(19 nozzles)
9488153 45' Truss-T, rear cross-fold boom (25 nozzles) spray tips not included
9488143 60' Front Fold Boom
9464007 Boomless Jet Nozzle (Nozzle not included)



Part Number Description
SU341 Factory setup
CPTK1 Quick Refill (utilizes nurse tank transfer pump for refilling)
9428002 Fence Line Spray Kit, Electric
9428003 Fence Line Spray Kit, Manual
DBHG Handgun (includes 25' of 1/2" hose)