15L Backpack Garden Weed Sprayer

$244.31 inc GST

or 4 fortnightly payments of $61.08 with Afterpay More info

2 in stock

SKU: CS146 Categories: ,


"Backpack Sprayer


Protege make it look easy, but packing this much kit into a lightweight 4 kilogram sprayer is a feat to behold. Introducing the SI4 Backpack Sprayer, the future of portable spraying. The SI4 has padded shoulder straps for effortless carrying and ultimate portability. Never has a sprayer offered such a level of efficiency.



  • Agriculture Sprays

  • Fertilizer

  • Pesticides

  • Disinfectants

  • Rinsing


Filling the fifteen liter tank has been made easy with an extra wide inlet and inlet filter to ensure smooth operation. The translucent 15L tank is marked with 4 increments for easy measuring and monitoring, while its angular design increases its strength. The control panel is conveniently built into the side of the tank for a single body operation.


The SI4 caters to all of your spraying needs with the included 3 adjustable nozzles. The metal single nozzle is perfect for on the fly pressure adjustments. The triple nozzle head is the perfect option for maximizing coverage and efficiency. The spray trigger, lance, hose and all nozzles separate for easy and thorough cleaning.



  • Model: SI4

  • Pump Type: Diaphragm

  • Tank Capacity: 15 Litres

  • Tank Material: UV Stabilised Polyethylene

  • Current: 1.5A

  • Battery Type: Lithium Ion

  • Battery Voltage: 18V

  • Battery Capacity: 2.2AH

  • Continuous Operation: up to 90 minutes

  • Flow Rate: 1.8L/min

  • Spray Distance: >8m

  • Note: Assembly required



  • 1x Protege SI4 15L Backpack Sprayer

  • 1x Battery Charger

  • 1x 3 Way Nozzle

  • 1x Metal Adjustable Nozzle

  • 1x Lance

  • 1x Spray Trigger

  • User Manual is accessible online

Additional information

Weight 4.5 kg
Dimensions 36 × 58 × 23 cm

Product Type

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