RedMax 4 Gallon Battery Backpack Sprayer 598967301
Internal "No Leak" pump design. Can be used with wettable powders and liquids for all applications. 150 max PSI; 25 psi Pressure regulator delivers constant pressure to apply lawn chemicals. Cap assembly with Viton check valve. Pro Shut-off with 50” reinforced PVC hose & strain relief nut (to keep hose from kinking). 25” Stainless Steel Wand with Poly Liner. Nozzle Kit (3) - (Brass adjustable, red poly high-volume fan, yellow poly high-volume fan, cap nut, Viton gasket). No pumping required! Same features as our manual 4-gallon sprayer but using an 18 volt battery to activate the pump versus manually doing it. Up to 4 hours of spray duration on a single charge or 50 gallons of liquid. Impact resistant battery compartment keeps the battery concealed and away from liquid that may cause damage. Easily accessible filters in cap, shutoff, and pump reduce build up of large solids which may affect performance. On/off switch - that's it! 1 year warranty.
What does Husqvarna warranty service cover?
Husqvarna Warranty Service covers defects in material or workmanship under normal use during the Warranty Period. During the Warranty Period, Husqvarna will repair or replace, at no charge, products or parts of a product that prove defective because of improper material or workmanship, under normal use and maintenance. See Warranty Periods noted below. Visit Husqvarna's Website for more Warranty details.
Composite Axes & Hatchets: Lifetime
Wooden Axes & Hatchets: 90 Days
Manual Sprayers: 5 Years / 1 Year on Wear Parts
Battery-powered Sprayers: 1 Year
Parts and Accessories: 90 Days
*All parts must be installed by an authorized Husqvarna service center.
RedMax 4 Gallon Battery Backpack Sprayer 598967301
Internal "No Leak" pump design. Can be used with wettable powders and liquids for all applications. 150 max PSI; 25 psi Pressure regulator delivers constant pressure to apply lawn chemicals. Cap assembly with Viton check valve. Pro Shut-off with 50” reinforced PVC hose & strain relief nut (to keep hose from kinking). 25” Stainless Steel Wand with Poly Liner. Nozzle Kit (3) - (Brass adjustable, red poly high-volume fan, yellow poly high-volume fan, cap nut, Viton gasket). No pumping required! Same features as our manual 4-gallon sprayer but using an 18 volt battery to activate the pump versus manually doing it. Up to 4 hours of spray duration on a single charge or 50 gallons of liquid. Impact resistant battery compartment keeps the battery concealed and away from liquid that may cause damage. Easily accessible filters in cap, shutoff, and pump reduce build up of large solids which may affect performance. On/off switch - that's it! 1 year warranty.
What does Husqvarna warranty service cover?
Husqvarna Warranty Service covers defects in material or workmanship under normal use during the Warranty Period. During the Warranty Period, Husqvarna will repair or replace, at no charge, products or parts of a product that prove defective because of improper material or workmanship, under normal use and maintenance. See Warranty Periods noted below. Visit Husqvarna's Website for more Warranty details.
Composite Axes & Hatchets: Lifetime
Wooden Axes & Hatchets: 90 Days
Manual Sprayers: 5 Years / 1 Year on Wear Parts
Battery-powered Sprayers: 1 Year
Parts and Accessories: 90 Days
*All parts must be installed by an authorized Husqvarna service center.

Genuine Husqvarna Parts
Husqvarna parts are uniquely designed for each individual machine. The result is less time spent on adjustments when replacing parts and far better performance across the equipment’s lifetime.
Compatibility Confirmation
Ensure a seamless fit and top-notch performance by taking an extra minute to cross-verify your part selection with your equipment manual and serial number. This crucial step helps avoid the inconvenience and cost of returns. If you need assistance in this process, please do not hesitate to contact us. Our team will be more than happy to help you find the correct part.