Backpack Sprayers
New

18V ONE+ 15L Backpack Sprayer 2Ah Kit

R18BPS12

I/N: 1036552
$ 349.00

Price correct as of 19th March 2026, 08:30am.

This page is for product information only and item/s may be unavailable for purchase, contact your local Bunnings store for availability/price.

Use the RYOBI 18V ONE+ 15L Backpack Sprayer to fertilise large garden areas or control pests and weeds. It sprays insecticides, herbicides, fungicides and various other lawn and garden solutions. This Kit also contains an 18V ONE+ 2Ah Battery and 18V ONE+ 2A Charger.

Large capacity
The large, 15L tank capacity lets you enjoy continuous spraying with fewer interruptions from refills.

Comfortable design
Padded and fully adjustable shoulder straps increase the Backpack Sprayer’s comfort level over extended periods.

Reduced waste & fewer blockages
A gravity-fed design eliminates waste and residual chemicals at the bottom of the tank. The strainer on the tank’s opening prevents debris from entering.

Easier to customise
A variable pressure dial controls the flow rate. Four nozzle heads make it easy to customise the spray pattern for various applications.

ONE+ power and charging
The 2Ah Battery and charger are compatible with more than 200 products from the RYOBI ONE+ range. The battery delivers enough runtime to spray up to 10 tankfulls. IntelliCell technology to monitor and balance individual cells for longer life and additional safety.

Additional accessories available
Customise the performance of your Backpack Sprayer with additional sprayer accessories (sold separately).

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    15L tank capacity

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    Adjustable fan spray nozzle with lock on capabilities

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    Suitable for spraying herbicides, insecticides and fungicides

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    Variable flow rate to match multiple applications

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    Built-in backpack harness enhances comfort

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    18V ONE+ platform powering over 200+ products

  • Icon: black pesticide spray bottle and plant on hyper green background

    Fungicides & Insecticides

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    Weedkillers

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    Cleaning

18V 15: backpack sprayer 2Ah kit
New
Add to cart $349.00
    18V ONE+ 15L Backpack Chemical Sprayer thumbnail
    18V ONE+ 15L Backpack Chemical Sprayer
    (OBS1815)
    1
    18V 2Ah Battery thumbnail
    18V 2Ah Battery
    (RB1820C)
    1
    18V 1.5A Charger thumbnail
    18V 1.5A Charger
    (RC18115)
    1
    Cone Spray Nozzle thumbnail
    Cone Spray Nozzle
    (GNA2024)
    1
    Flat Spray Nozzle thumbnail
    Flat Spray Nozzle
    (GNA2024)
    1
    Owners Manual thumbnail
    Owners Manual
    (M2024)
    1
    Motor
    Motor
    18V
    Tank Capacity
    Tank Capacity
    15L
    Hose Length
    Hose Length
    1.5m
    Stream
    Stream
    600 ~ 1000ml/min
    Scatter
    Scatter
    1200 ~1800ml/min
    Max Pressure
    Max Pressure
    50PSI
    Noise LWA
    Noise LWA
    71.7dB(A)
    Tool Weight
    Tool Weight
    4.8Kg
    Usage
    Icon: black pesticide spray bottle and plant on hyper green background

    Fungicides & Insecticides

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    Weedkillers

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    Cleaning

    18V ONE+ 15L Backpack Sprayer 2Ah Kit - Manual
    warranty promo image

    RYOBI Extended Replacement Warranty

    RYOBI 18V ONE+ power tools and gardening equipment come with a 4-year standard replacement warranty. Register your product online within 30 days of purchase to extend this to 6 years. 

    All RYOBI 18V, 36V and USB lithium battery-powered tools, plus the LINK™ Modular Storage System, are covered under this warranty. RYOBI 18V, 36V and USB lithium batteries have separate 3-year warranties.

    To activate your extended warranty and enjoy exclusive member benefits, register your product at My RYOBI. You’ll need proof of purchase to complete registration.

    Note: As warranty is replacement only, repair services and spare parts are not available for these products.

    Ryobi
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    POWER PLATFORM
    18V ONE+

    Our ONE+ system's interchangeable battery powers over 200 tools ... and counting. It doesn't matter how many tools we release, our battery will never change. So your battery, new or old, will always fit every one of our tools. Make something to be proud of today with RYOBI ONE+