What is the working pressure range?

The working pressure ranges from 1 to 2.0 MPa, providing high-pressure mist spray for efficient coverage.

Can I customize the design?

Yes, we offer customization options from designs, including specific chemical container capacities.

High-Quality Backpack Sprayers Made in China

Name: High-Quality Backpack Sprayers Made in China
Brand: Qingdao Mingsin Trade Co., Ltd.
SKU: 1922876946

Shandong, ChinaQingdao Mingsin Trade Co., Ltd.

US$650.00

60 Pieces

Product profile

Customization

Available

Application

Disinfection, Fertilization, lrrigation

application scenarios

Agricultural Production, Home Gardening, Horticultural Production, Public Lawn

Model NO.

3WF-3S

Capacity

≤20L

Material

Plastic

Power Source

Battery Powered

Pressure

High Pressure

Spray Type

Mist

Chemical Container Capacity(L)

Fuel Tank Capacity (L)

0.7

Net Weight

Working Pressure(MPa)

1-2.0

Mating Power

1e34f

Standard Power(Kw/R/Min)

0.75/7500

Displacement (Cc)

25.4/25.6/25.9

Package Dimension(mm)

445*360*655

Transport Package

Carton

Specification

3WF-4

Trademark

MINGSIN

Origin

Shandong

HS Code

8424899990

Production Capacity

50000sets/Year

Key features

Corrosion Resistant Materials: Parts contacting chemicals are made with corrosion resistant reinforced plastics or stainless steel.

Cooling Ventilation Design: Novel ventilation structure transfers wind to back cushion for cool operation even in sunny weather.

Easy Chemical Handling: Big mouth tank allows direct bag pesticide addition; bottom outlet enables easy residual removal.

Portable and Lightweight: Small volume and light weight design suitable for mountain areas, high lands, and scattered plots.

High Efficiency Performance: Stable quality with high efficiency, suitable for plant protection, fertilization, and disinfection.

Customizable Capacity: Chemical container capacity can be customized, with standard options available at 20L.

Company profile

High Repeat Buyers ChoiceYears of Export ExperienceExperienced TeamR&D Capabilities

Qingdao Mingsin Trade Co., Ltd.

Shandong, China

Business Type: Manufacturer/Factory, Trading Company CertifiedCustomization Options: Customization from Designs CertifiedExport Year: 14 Years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤4.54h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryThe supplier is identified as a trading company in Qingdao, with a stated business scope covering wholesale and retail of machinery, equipment, accessories, and import/export activities. It reports annual output of 100,000 tillers and 50,000 tractors, export sales of 41%–50%, 14 years of export experience, and customization from customer designs. However, it reports no available SDK, no new products in the past year, no ODM or well-known-brand OEM services, and only one year of total R&D engineer experience. Overseas service infrastructure is absent, including no overseas showroom, agents, branches, or offline trade-show participation. Complaint handling, corrective/preventive actions, and supplier-service assessment lack written procedures or records. The provided information does not establish certifications, financial strength, or customer cases.

Supplier typeThe supplier is explicitly classified as a trading company, with its business scope focused on wholesale and retail of machinery and equipment accessories plus import/export activities. This indicates a trading-oriented business structure rather than clearly documented direct manufacturing ownership.

After-Sales capabilityThe supplier has no overseas showroom, overseas agents or branches, or offline trade-show participation, and reports zero countries with overseas services. It also lacks written procedures or records for complaint handling, corrective and preventive actions, and service-capability assessment, indicating explicit weaknesses in documented service infrastructure.

R&D capabilityThe supplier reports no available SDK, no new products during the past year, no ODM service, and only one year of total R&D engineer experience. These explicit facts demonstrate limited documented innovation capability.

Customization capabilityThe supplier explicitly offers customization from customer designs, and this capability is repeated under its R&D-related design services. This supports a documented ability to customize based on supplied designs, although it does not establish broader product-development or ODM capability.

Product Q&A

Q:What is the chemical container capacity?

The standard chemical container capacity is 20L, but it can be customized according to your requirements.

Q:What materials are used for the chemical tank?

All parts contacting chemicals are made with corrosion resistant reinforced plastics or stainless steel to ensure long service life.

Q:Is this sprayer suitable for mountain areas?

Yes, the model features a small volume and light weight, making it ideal for use in mountain areas, high lands, and scattered plots of land.

Q:What are the main application scenarios?

It is suitable for agricultural production, home gardening, horticultural production, public lawns, plant disease prevention, pest control, and disinfection.

Q:How is the cooling system designed?

It adopts a novel ventilation structure that transfers wind to the back cushion, ensuring the operator stays cool even in sunny weather.