Grf Polyester Swimming Pool Filter Cartridge Filter for C4000s

Name: Grf Polyester Swimming Pool Filter Cartridge Filter for C4000s
Brand: Guangzhou Railway Locomotive Fittings Works Co., Ltd.
SKU: 1950846631

Guangdong, ChinaGuangzhou Railway Locomotive Fittings Works Co., Ltd.

US$20.00

500 Pieces

Sample price:US$100.00/piece.Request sample

Product profile

Customization

Available

Suitable for

Spa Pool

Type

Sand Filter

Model NO.

GRF-SPW-H-A

Certification

ISO

installation

Normal

Replacement

Hayward C4000s

Transport Package

Box

Specification

25-1/2"

Trademark

GRF

Origin

China

HS Code

8421991000

Production Capacity

50000pieces/Year

Key features

OEM Replacement Fit: Designed as a direct replacement for Hayward C4000s filters ensuring seamless compatibility.

Polyester Media: Durable and efficient filtration material for clean and clear pool water.

Quality Guarantee: Guaranteed to meet or surpass all OEM specifications with highest quality materials.

ISO and IRIS Certified: Certified with ISO 9001 and IRIS standards for quality management and reliability.

Customization Service: Customized products available upon providing specifications, drawings, and photos.

Free Samples: Free samples offered, though shipping charges are paid by the buyer.

Fast Stock Delivery: Stock goods sent within 7 days upon receipt of payment.

High Production Capacity: Annual production capacity of 50,000 pieces for timely large-scale delivery.

Company profile

Management CertificationR&D CapabilitiesQA/QC InspectorsPatents Awarded

Guangzhou Railway Locomotive Fittings Works Co., Ltd.

Guangdong, China

Business Type: Manufacturer/FactoryExport Year: 2011-05-06Nearest Port: HUANGPUAverage Response Time: ≤1.08hTerms of Payment: T/T, PayPal, LCInternational Commercial Terms(Incoterms): FOB, EXW, CFR, CIF

AI-Powered supplier vetting

SummaryThe supplier demonstrates broad product-development and customization capabilities, including 3D software design, ODM, OEM, SDK availability, and multiple customization levels. It holds ISO9001:2015, ISO45001:2018, and ISO14001 certifications, and reports inventory capability, participation in the Berlin Rail Transit Exhibition, and international sales and support. However, it lacks written procedures or records for corrective actions and complaint handling, has no approved supplier list, overseas warehouse, overseas showroom, overseas agent or branch, and no valid manufacturing-capacity contract with an associated subcontractor. The supplier reported no new products in the past year. Evidence of customer cases is limited: it states no Fortune 500 cooperation but reports an 80%–100% repeat-buyer preference.

Supplier typeThe supplier presents itself as an international sales and support provider offering product selection, customization, after-sales support, technical consultation, testing, ODM, OEM, and SDK-related services. It also reports in-stock capability, but lacks overseas branches, agents, warehouses, showrooms, and a valid manufacturing-capacity contract with an associated subcontractor.

CertificationsThe supplier reports holding ISO9001:2015, ISO45001:2018, and ISO14001 management-system certifications. These certifications provide explicit evidence of formal quality, occupational health and safety, and environmental management systems.

After-Sales capabilityThe company description states that its international sales team supports product selection, customization, and after-sales service. However, the supplier has no written procedures or records for handling customer complaints or corrective and preventive actions, which is an explicit weakness in documented service management.

R&D capabilityThe supplier reports 10 R&D engineers, ODM services, SDK availability, 3D software design, and capabilities to develop, test, and inspect testing equipment. However, it also states that no new products were launched in the past year, so the evidence supports technical development capability but not recent product innovation.

Production capacityThe supplier reports inventory capability and proximity to Nansha Port, and it has participated in an offline trade exhibition. Nevertheless, there is no valid contract covering manufacturing capacity between the factory and an associated subcontractor, while the slices provide no complete production-capacity metrics.

Customization capabilityThe supplier explicitly offers 3D software design and customization from samples, designs, minor customization, full customization, and flexible customization. Its stated ODM, OEM, product-selection, and customization support further indicate broad customization coverage.

Product Q&A

Q:How about the quality of GRF Filter?

GRF Is the Member of the Technical Committee of Diesel Locomotive Standardization of the Chinese Academy of Railway Sciences. Awarded ISO90001 (TUV Rheinland)And IRIS Certicificate.

Q:Could we supply samples?

Yes, we offer free samples, but shipping charges will be paid by buyer.

Q:What's the delivery time?

Generally, goods will be sent around 15-30days. Stock goods will be sent within 7 days once we receive payment.

Q:What's our loading port?

Huangpu Or Nansha port.

Q:What's our shipping ways?

By sea, air, land.