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LESCO 18V battery pack (2.1 Ah and 4.2 Ah variants) shown mounted beside a backpack sprayer, rugged housing visible, model SKU 183613

LESCO 18V Backpack Sprayer Battery Pack — 2.1 & 4.2Ah

Brand: LESCO
Save 25%
$143.31
$107.48
SKU 183612
In Stock (9)

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LESCO 18V replacement battery pack engineered for LESCO backpack sprayers and compatible Field King battery-powered backpack sprayers. Available in two capacities, this battery pack gives operators flexibility for different job sizes and run-time needs while maintaining reliable, consistent power in the field.

  • Compatibility: Works with LESCO backpack sprayers and Field King battery-powered models when used with compatible mounts and connectors.
  • Voltage & Capacity: 18V — available in 2.1 Ah (SKU 183612) and 4.2 Ah (SKU 183613) configurations to match runtime requirements.
  • Run Time: Provides up to 4 hours of operation under typical use; actual run time varies by application, pressure setting, and spray pattern.
  • Quick Swap Design: Built for fast installation and removal so you can change batteries quickly between jobs and minimize downtime.
  • Durable Construction: Rugged housing is made for outdoor use and frequent handling on landscaping and pest-control job sites.
  • Accessory Note: Charger, harness, or mounting hardware may not be included; confirm included items on the product page before purchase.

Choose the 2.1 Ah option for lighter, shorter tasks or the 4.2 Ah option when longer run time is needed. This battery pack is an efficient way to extend the work time of your backpack sprayer and reduce interruptions. Always follow manufacturer charging and safety instructions; store batteries in a cool, dry place when not in use and inspect connections regularly.

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Frequently Asked Questions

What sprayers is this battery pack compatible with?
Designed for LESCO backpack sprayers and compatible with Field King battery-powered models; confirm connector compatibility before purchase.
How long will the battery run on a single charge?
Depending on application and settings, the 4.2 Ah model can provide up to 4 hours; actual run time varies by use.
Does the purchase include a charger or mounting hardware?
Charger and mounting accessories may not be included. Check the product listing for included items before ordering.
How do I install or replace the battery pack?
The pack is made for quick swap installation; follow manufacturer instructions and ensure power is off before connecting or removing the battery.

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