What is the minimum order quantity?

The Minimum Order Quantity (MOQ) is 1 piece, allowing for flexible purchasing for various project sizes.

What are the payment terms?

We accept LC, T/T, D/P, PayPal, Western Union, and Small-amount payment methods.

What is the lead time for production?

The average lead time is within 15 workdays during off-season and within one month during peak season.

250m3/Hour Automatic Backwash Sand Filter

Name: 250m3/Hour Automatic Backwash Sand Filter
Brand: Hunan Dawning Environmental Protection Equipment Co., Ltd.
SKU: 899410655

Hunan, ChinaHunan Dawning Environmental Protection Equipment Co., Ltd.

US$2,400.00-60,000.00

1 Set

Sample price:US$500.00/piece.Request sample

Product profile

Customization

Available

Type

Water Filter

Usage

Environmental Protection

Motive Force

Pressure

Style

Vertical

Performance

Efficient Filtration

Certification

CE, RoHS

Flow

150m3/H

Tanks Quantities

1-10

Tank Size

16-96"

Housing

Carbon Steel/Stainless Steel

Working Pressure(Max.)

10 Bar

Backwash Pressure(Min.)

2 Bar

Pressure Loss

0.2-0.5 Bar

Back Time

20-200s

Application

Industrial/Irrigation

Control Way

Differential Pressure/Time/Manual

Transport Package

Corrugated Paper Plus Plastic Film

Specification

28"

Trademark

CDFS

Origin

China

HS Code

8421219990

Production Capacity

2600 Sets Per Year

Key features

Automatic Backwash System: Self-cleaning via pressure differential switch, ensuring efficient filtration without manual intervention.

High Flow Capacity: Model DMF-5624-6A achieves up to 348 m3/h max flow, suitable for large-scale industrial applications.

Versatile Applications: Ideal for golf course irrigation, industrial pre-treatment, HVAC cooling towers, and mining water recycling.

Customizable Specifications: Flow, tank quantities, size, and housing material (Carbon Steel/Stainless Steel) are fully customizable.

CE and RoHS Certified: Products meet strict European safety and environmental standards with ISO9001 quality management.

Flexible Power Supply: Operates on 220V/110V electricity or battery power, adapting to various site conditions.

Proven Manufacturer: Specialized in water filters since 2002 with 9 patents and exports to hundreds of countries.

Company profile

Importers and ExportersHigh Repeat Buyers Choice

Hunan Dawning Environmental Protection Equipment Co., Ltd.

Hunan, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 2 years CertifiedNearest Port: Shanghai Port;Guangzhou Port;Average Response Time: ≤1.83h

About Our Factory & Business Background

AddressBeside Yanjiapu Road, High-tech Zone, Pingjiang County, Yueyang City, Hunan Province

Plant Area18093 square meters

Number of Employees57

Registered Capital20,000,000 RMB

Terms of PaymentLC, T/T, D/P, PayPal, Western Union, Small-amount payment

International Commercial Terms(Incoterms)FOB, CIF, CFR, EXW

Average Lead TimePeak Season Lead Time: within 15 workdays, one month Off Season Lead Time: within 15 workdays, one month

Minimum Order Quantity1 Pcs

Supply Chain Partners20

Our Production Capability & Technical Expertise

Main ProductsSand Filter,Disc Filter

Production Lines2

Production MachinesLaser cutting machine, Linear welding machine, Arc welding machine, Welding machine, Mechanical hand welding machine, Sandblasting equipment, Integrated spray painting and baking line, Spray booth

QA/QC inspectors1 people

Inspection Type for Finished Products100% inspection(Visual inspection & Function inspection)

Inspection Method for Finished ProductsHave instructions and uniformly followed

R&D Engineers2 people

Traceability of Raw MaterialsNo

Our Industry Experience & Global Business Record

Year of Establishment2022-09-19

Main MarketsSoutheast Asia/ Mideast, Domestic

Repeat Buyers Choice50%~80%

Number of Foreign Trading Staff4

Overseas Agent/BranchNo

New Products Launched in Last yearYes

Our Certifications, Standards & Industry Recognition

Cooperated with Fortune 500No

Product Q&A

Q:What is the maximum flow rate available?

The largest model, DMF-5624-6A, supports a maximum flow rate of 348 m3/h, while the base model DMF-2024-1A handles up to 6 m3/h.

Q:How does the automatic backwash function work?

A pressure differential switch senses when pressure reaches a preset value, triggering the controller to reverse water flow and wash out suspended matter through the back-flush valve.

Q:Can the filter be customized?

Yes, we offer full customization including flow (150m3/H), tank quantities (1-10), tank size (16-96'), and housing material (Carbon Steel or Stainless Steel).

Q:What are the typical applications for this filter?

It is widely used in commercial irrigation (golf courses), industrial pre-treatment (UF/RO), HVAC cooling towers, metal processing, and mining water cleaning.

Q:What certifications do the filters have?

Our filters are certified with CE and RoHS, and the company adheres to ISO9001 quality standards.