Knapsack Hand Sprayer Large Capacity Agricultural Use

• Customization: Available
• Application: Disinfection, Fertilization, lrrigation
• application scenarios: Agricultural Production, Home Gardening, Horticultural Production
• Model NO.: DM-20JZS
• Capacity: ≤20L
• Material: Plastic
• Nozzle Type: Cone Nozzle
• Pressure Range: 60-90 psi
• Spray Type: Continuous Spray
• Sprinkler Mounting Type: Clamping
• Strap Type: Chest Strap
• Tank Opening: Screw-On Cap
• Color: Red, Blue, Green
• Style: Multiple Styles
• Container Type: Backpack-Mounted, Handheld
• Water Tank Diameter: Wide-Mouth Design
• Strap Style: Thickened Shoulder Straps
• G.W: 7kg
• N.W: 6kg
• Transport Package: Cardboard Box
• Specification: 39cm*20cm*49.5cm
• Trademark: GreenTech
• Origin: Linyi, Shandong Province, China
• HS Code: 8424490000
• Package Size: 605.80cm * 243.80cm * 259.10cm
• Package Gross Weight: 6500.000kg

Product Description

This manual sprayer features a high-pressure air pump design, delivering stable misting through manual pressurization without requiring electricity—ideal for power-free outdoor settings.

It produces uniform mist particles with a spray range of 6-8 meters, ensuring high pesticide adhesion while minimizing chemical usage. Constructed from thickened acid/alkali-resistant material, it offers corrosion resistance and impact durability, compatible with various pesticides and disinfectants.

With a capacity range of 16-20L, it accommodates different application areas. The backpack design follows ergonomic principles, featuring padded shoulder straps for pressure relief, ensuring comfort during extended use.

Equipped with multiple nozzle sizes, it allows switching between mist and stream spray modes, making it suitable for diverse scenarios such as farmland, orchards, and garden disinfection. This makes it a low-cost, highly reliable plant protection tool.

Color	Red,Blue,Green	Materials	Plastic
Capacity	16L,18L,20L	Container Type	Backpack-mounted,Handheld
Trademark	Customizable	Style	Multiple styles
Product Model	SWBD-20, DM-20JZS, SWLM-20	Application Areas	Disinfection,lrrigation,Agriculture,Gardening

No power required, unrestricted operation
Purely manual pressure-driven, free from electricity or fuel constraints. Operates reliably in remote farmlands, mountainous areas, and other powerless environments, adapting to diverse outdoor work conditions.

Low cost, easy maintenance
Simple structure with no electronic components reduces procurement costs. Routine maintenance involves only cleaning the pump body and replacing seals. Low failure rate ensures controllable long-term operating expenses.

Durable and rugged for harsh environments
Constructed from thickened acid/alkali-resistant engineering plastic, it withstands corrosion and impacts. Directly compatible with pesticides and disinfectants, it operates reliably in outdoor conditions like high temperatures and humidity.

Portable and intuitive operation
Lightweight backpack design with padded, pressure-relieving shoulder straps ensures comfort during extended use. Pressure and spray functions require no technical expertise, enabling quick mastery even for beginners.

Company Profile

Shandong Greenway Intelligent Technology Co., Ltd. founded in 1988 and headquartered in Bancheng Town, Lanshan District, Linyi City—China's largest logistics hub in Shandong Province—is a modern intelligent technology enterprise specializing in plant protection machinery. The company integrates R&D, production, sales, and service under one roof.

The company possesses an independent R&D team with robust technical expertise, advanced equipment, and streamlined production lines, supported by a comprehensive and scientific quality management system. We offer customized design and manufacturing services tailored to client specifications.

The company's current main products include manual sprayers, electric sprayers, electric fertilizer spreaders, handheld fertilizer spreaders, electric pollinators, corn fertilizer spreaders, liquid fertilizer spreaders, and tobacco bud suppressants. These are available in over forty models, including 8L, 12L, 16L, 18L, and 20L capacities, along with related accessories.

With nearly four decades of industry expertise, the company holds dozens of functional and design patents. It has obtained ISO 9001 certification and 3C certification, ensuring consistent product quality with nationwide distribution. Upholding the business philosophy of "Customer First, Quality Foremost, Integrity as Foundation," the company continuously delivers high-quality, efficient, intelligent, and convenient products and services, earning widespread customer recognition and acclaim. Its mission is to "Empower Agriculture with Technology, Build a Green Future, Forge an Innovative Path, and Create Happiness."

By choosing us, partners benefit from direct factory pricing, design flexibility, stringent quality assurance through internationally recognized certifications, scalable production capabilities, and proven global market experience. We serve as a strategic partner for standard products, customized developments, or turnkey solutions. Contact us today to discuss your requirements and initiate a successful collaboration.

Q1.Can I get a sample? 
Yes.

Q2.Can I use my own logo or design on the products? 
Yes, we offer OEM/ODM services; your logo and design can be incorporated into the products.

Q3.Do you have a factory? 
Yes, we have a factory in Shandong. You are welcome to visit our company and factory. We are a professional manufacturer offering OEM/ODM services to our customers.

Q4.What is your factory's production capacity? 
Our annual output reaches 300,000 units.

Q5.When will you ship? 
All our products are in stock and will ship within 60 days.