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Premium Wholesale HEPA Air Filters for Central AC Systems

Name: Premium Wholesale HEPA Air Filters for Central AC Systems
Brand: Nantong Deli Purification Equipment Factory Co., Ltd.
SKU: 2237830105

Jiangsu, ChinaNantong Deli Purification Equipment Factory Co., Ltd.

US$1.25-6.55

1 Piece

Product profile

Clapboard

with Clapboard

Medium Material

PP/Pet/PTFE/Glass Fiber

Efficiency

H13.H14

Filtration Grade

HEPA Filter

Type

Panel Filter

Application

Air Hfpa Purifier, Air Cleaner

Frame

Aluminum or Galvanized Frame or Carboard

Separation Material

Hot Melt Adhesive

Temp. Resistance

90°C

Humidity

≤80%Rh

Customized Design and Material

Available

Transport Package

Plastic Bag+Carton

Specification

Customized

Trademark

OEM

Origin

Nantong, Jiangshu

HS Code

8421991000

Production Capacity

10000000 PCS/Month

Key features

High Filtration Efficiency: H13 and H14 HEPA grade filtration for superior air purification performance.

Customizable Design: Available for customized design and material to meet specific customer requirements.

Wide Compatibility: Compatible with original air purifiers, central AC systems, and medical equipment.

Durable Materials: Made of high-strength PP/PET/PTFE/Glass fiber with aluminum or galvanized frame.

Professional Manufacturer: 30 years experience with ISO9001/ISO14001 certification and 50+ patented technologies.

Easy Installation: Designed for very easy installation and replacement every 3-6 months.

OEM Service Support: Supports OEM for size, material, function, logo, and packaging customization.

High Air Flow Capacity: Max air flow reaches 125% of the rated air flow for efficient ventilation.

Company profile

Nantong Deli Purification Equipment Factory Co., Ltd.Jiangsu, 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.Export Year: 2003-10-30 CertifiedNearest Port: Shanghai PortAverage Response Time: ≤5.88h

AI-Powered supplier vetting

SummaryThe supplier demonstrates documented service-capability procedures, corrective-action controls, and defined complaint-handling processes. It holds ISO9001:2015 and ISO14001:2015 certifications, reports a structured R&D team, recent new-product development, 3D design, ODM, OEM, and broad customization services. Production information includes three production lines, stated monthly filter capacities, and approximately 25-day delivery after order confirmation. Financial credibility cannot be fully assessed because the slices identify financial records by year but provide no non-financial performance evidence; monetary figures are omitted. Customer-case evidence is limited to statements of OEM service for known brands and listed export markets.

Supplier typeThe supplier presents itself as a manufacturer with in-house R&D, production capacity, import/export rights, ODM services, and OEM services for known brands. Its stated product capacities cover humidifier, HEPA, and other air filters, indicating an industrial filter manufacturer rather than a pure trading or service company.

CertificationsThe supplier explicitly reports ISO9001:2015 quality-management and ISO14001:2015 environmental-management certificates. It also states that the certifications were obtained in 2005, while the current certificate entries are identified as ISO9001:2015 and ISO14001:2015.

After-Sales capabilityAfter-sales support is included in the R&D engineer responsibilities, and the supplier reports a clear customer-complaint procedure with followed records, quality assurance, traceability, and corrective/preventive-action procedures with records. These are explicit process controls supporting after-sales handling, although overseas service coverage is listed as zero countries.

R&D capabilityThe supplier reports more than 50 patent certificates, a 12-person R&D team including two doctors and one graduate student, new-product development during the past year, 3D software design, and available R&D audit documentation covering design inputs, outputs, reviews, verification, and validation. It lacks an available SDK, but the broader evidence supports established innovation capability.

Production capacityThe supplier reports three production lines and monthly capacities of 300,000 humidifier filters, 100,000 HEPA filters, and 150,000 other air filters. It also states delivery of about 25 days after order confirmation, peak-season lead time of one month, and off-season lead time within 15 working days, providing explicit evidence of production scale and defined delivery performance.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, flexible customization, 3D software design, ODM, and OEM services. This combination indicates broad design-to-production customization capability.

Product Q&A

Q:Are you a factory or trading company?

DeLI Purification is an original factory engaged in R&D, manufacture, and sales of purification products, located in Nantong city, Jiangsu province.

Q:How is your product quality?

We have over 30 years of experience with strict quality control. Products are widely used in pharmaceutical, food, and precision equipment industries with high customer praise.

Q:Do you support OEM services?

Yes, we support OEM for product size, material, function, logo printing, and packaging. We provide customizing services to meet specific requirements.

Q:What is the sample policy?

Sample prices are higher than standard orders. If you place a bulk order reaching MOQ after testing, the sample price will be deducted, and shipping costs are paid by the customer.

Q:What is the after-sales service?

We provide professional advice and repair services according to the warranty policy. We contact buyers regularly to monitor product usage and ensure satisfaction.