Brass piston pump for extra long life and chemical resistance.
This 4 gallon sprayer is popular among farmers, landscapers and construction crews who need extreme toughness and resistance to abusive chemicals. Internally mounted brass piston pump for long life, chemical resistance and above all no external leaks.
UV-resistant white tank (CD400) equipped with a Viton piston cup, favored by users who spray caustic chemicals, and the UV-resistant blue tank (PJ16) features a Santoprene piston cup for long wear life. Features an internal agitator for constant mixing, large fill opening, 21″ stainless steel wand with an adjustable cone nozzle, fan nozzle and 65″ spray hose.
- Brass piston pump: provides extra long life and chemical resistance
- UV resistant white tank (CD400): equipped with a Viton piston cup to spray caustic chemicals
- UV resistant blue tank (PJ16): features a Santoprene piston cup for long wear life
- Internal mechanical agitator: for constant mixing
- Large fill opening: for easy refilling
- 21″ stainless steel wand: with adjustable cone nozzle and fan nozzle for versatile spraying
- 65″ spray hose: for extended reach
- Heavy duty trigger valve: field serviceable for easy maintenance
- In tank piston pump: ensures safety and no leakage on operator
- Professional stainless steel spray lance: for durability
- Right or left hand operation of pump lever: for convenience
- Lever and wand storage clip: for easy transporting
- Anti-corrosion electrostatic powder paint: on metal components for increased lifespan
- High density polyethylene UV resistant tank: for durability
- 3 year warranty: for peace of mind

- This product is covered under A.M. Leonard’s exclusive 30-Day Down to Earth Guarantee. Click Here for more Details.
- Brass piston pump for extra long life and chemical resistance
- Internal mechanical agitator for constant mixing
- Heavy-duty trigger valve is field serviceable
- In-tank piston pump for safety and no leakage on operator
- Professional stainless steel spray lance
- Right or left hand operation of pump lever
- Anti-corrosion electrostatic powder paint on metal components
- High density polyethylene UV-resistant tank
- Lever and wand storage clip for easy transporting
- 3 year warranty
The Jacto 4 Gallon Backpack Sprayer has a brass piston pump which adds extra long life and chemical resistance. It also has an internal agitator for constant mixing and a UV resistant white tank equipped with a Viton piston cup for users who spray caustic chemicals. Additionally, it has a 3 year warranty.
2. What chemicals can the Jacto 4 Gallon Backpack Sprayer handle?
The Jacto 4 Gallon Backpack Sprayer is designed to handle abusive chemicals and sprays caustic chemicals like herbicides, pesticides, and fertilizers. The UV resistant white tank equipped with a Viton piston cup is particularly ideal for such chemicals.
3. What is the Jacto 4 Gallon Backpack Sprayer made of?
The Jacto 4 Gallon Backpack Sprayer has an anti-corrosion electrostatic powder paint on metal components, and its tank is made of high density polyethylene. The sprayer also has a brass piston pump for extra long life and chemical resistance. Additionally, it comes with a stainless steel spray lance.
4. Is the Jacto 4 Gallon Backpack Sprayer easy to use?
Yes, the Jacto 4 Gallon Backpack Sprayer is easy to use. It features an internally mounted brass piston pump for long life, chemical resistance and no external leaks, and a heavy duty trigger valve that is field serviceable. The wand also has an adjustable cone nozzle and fan nozzle, and it is 21 inches long. You can also store the lever and wand in the clip provided, making it easy to transport.
- Owner’s Manual
- Parts List
- Chemical Resistance Chart












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