Are the filters compatible with OEM specifications?

Yes, our replacement filters are guaranteed to meet or surpass all OEM specifications.

Is customization service available?

Yes, we provide customized products. Please offer us your specification, drawing, material, and photo for reference.

Air Purifier 4p0711 4p-0711 Engine Air Filter for Gas Turbine

Name: Air Purifier 4p0711 4p-0711 Engine Air Filter for Gas Turbine
Brand: Guangzhou Railway Locomotive Fittings Works Co., Ltd.
SKU: 2136048972

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

US$78.00

500 Pieces

Sample price:US$78.00/piece.Request sample

Product profile

Customization

Available

Clapboard

without Clapboard

Filter Number

OEM

Model NO.

4P0711

Medium Material

Fiberglass

Efficiency

M6~F9

Filtration Grade

Medium Filter

Type

Cartridge Filter

Structure

Cartridge Filter

Application

Industrial Engines, Marine Engines, Generator Sets

Suitable Engine Series

3512c 3516c C32 Diesel Engine

Weight

Standar

Transport Package

Box

Specification

Cylindrical

Trademark

GRF

Origin

China

HS Code

8421399090

Production Capacity

50000pieces/Year

Key features

OEM Specification Match: Replacement filters meet or surpass all OEM specifications for 4P0711.

High Efficiency Filtration: Standard efficiency with M6~F9 rating for industrial and marine engines.

Enhanced Airflow Design: Increased airflow with less restriction for better engine performance.

ISO and IRIS Certified: Certified by ISO90001 (TUV Rheinland) and IRIS for quality assurance.

Customization Available: Custom products available based on customer drawings, materials, and photos.

Fast Stock Delivery: Stock items shipped within 7 days after payment receipt.

Free Sample Offer: Free samples provided; buyer covers shipping charges.

15 Years Expertise: GRF specializes in air, oil, and fuel filters for 15 years.

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: ≤2.11hTerms 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:What is the quality standard of GRF filters?

GRF is a member of the Technical Committee of Diesel Locomotive Standardization of the Chinese Academy of Railway Sciences. We hold ISO90001 (TUV Rheinland) and IRIS certificates.

Q:Can I get free samples?

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

Q:What is the delivery time?

Generally, goods are sent within 15-30 days. For stock goods, they are sent within 7 days after we receive payment.

Q:What is the loading port?

The loading port is Huangpu or Nansha port.

Q:What shipping methods are available?

We offer shipping by sea, air, and land.