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Battery Sprayer Performance: A Guide to SprayMate Diaphragm Pumps

rolling battery sprayer spraying into garden bed

When it comes to home improvement and lawn care projects, having the right sprayer can make the difference between a frustrating chore and a job well done. But with so many options available, how do you know which one is right for your needs?

The secret lies in understanding what’s under the hood – specifically, the pump technology that powers your sprayer. All SprayMate sprayers feature advanced diaphragm pumps, but each model is engineered for different applications and workloads.

Diaphragm Pumps

Think of a diaphragm pump as the heart of your sprayer. Inside a sealed chamber, a flexible rubber membrane acts like a beating heart, creating a rhythmic push-and-pull action:
  • Intake stroke: The membrane pulls outward, creating suction that opens the input valve and draws liquid into the chamber
  • Output stroke: The membrane pushes inward, closing the input valve while forcing the output valve open to send fluid through your spray system

Why This Matters for Your Projects

Diaphragm pumps offer three key advantages that make them superior for home and professional use:

    1. Chemical Resistance: The pump materials resist corrosion from harsh chemicals, fertilizers, and cleaning solutions
    2. Adjustable Performance: You can fine-tune pressure and flow rates for different applications
    3. Reliability: Fewer moving parts mean less maintenance and longer equipment life

All of SprayMate’s sprayers use diaphragm pumps, offering a carbon fiber wand and a diverse nozzle selection to apply to a wide range of uses and coverages. They’re great for fertilizing, disinfecting, and chemical application; SprayMate sprayers can be used for virtually any task. 



The diaphragm pump inside of SprayMate’s Tornado and Storm sprayers

 

The Battery Sprayer Line-Up

Every SprayMate sprayer is built on the same premium foundation: advanced diaphragm pump technology powered by reliable lithium-ion batteries.

Tornado 4-Gallon: Pro-Grade Performance

Flow Rate: 0.20 GPM at 40 psi | Capacity: 4 gallons | Special Feature: QuickSwap™ Compatible | Battery Compatibility: 18V/20V SprayMate®, DeWalt®, Milwaukee®, Makita®, & Bosch® batteries

When accuracy is non-negotiable, the Tornado delivers on precision. Its controlled, steady output makes it the go-to choice for targeted applications where every drop counts.

Best for:

  • Spot-treating stubborn weeds
  • Selective lawn treatments
  • Precise herbicide application
  • Professional landscaping work

Storm 2.5-Gallon: Adaptable & Dependable

Dual Speed: Low (0.38 GPM at 45 psi) | High (0.48 GPM at 60 psi) | Capacity: 2.5 gallons | Battery Compatibility: 18V SprayMate® battery

Versatility is the Storm's superpower. With dual-pressure settings, you can switch from gentle garden care to aggressive coverage without changing equipment.

Best for:

  • Mixed residential projects
  • Perimeter pest control
  • Garden maintenance requiring variable pressure
  • Homeowners who want one sprayer for everything

Shower MAX 4-Gallon: Effortless Portability

Flow Rate: 0.24 GPM at 44 psi | Capacity: 4 gallons | Special Feature: Multi-terrain wheels | Battery Compatibility: 12V SprayMate® battery

Large areas meet their match with the Shower MAX. Its wheeled design eliminates fatigue, while the generous tank capacity minimizes refill stops.

Best for:

  • Large lawn applications
  • Driveway and sidewalk treatments
  • Extended spraying sessions
  • Users who prioritize comfort and efficiency

Lil' Squirt 1.3-Gallon: Mini but Mighty

Flow Rate: 0.24 GPM at 44 psi | Capacity: 1.3 gallons | Battery Compatibility: 12V SprayMate® battery

Don't underestimate the power in this compact package. The Lil' Squirt delivers the same pump performance as larger models while remaining incredibly portable.

Best for:

  • Quick touch-ups and spot treatments
  • Small gardens and tight spaces
  • Everyday maintenance tasks
  • Users who value lightweight portability

The SprayMate Advantage

Every sprayer in our lineup features reliable diaphragm pump technology for consistent, long-lasting performance. Whether you need pinpoint accuracy or broad coverage, lightweight portability or rolling convenience, there's a perfect match in the SprayMate line-up for your spraying needs.

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