| Part Name | Truck Air Filter Replacement 1780-78080 |
| Part NO. | BS1920 |
| To Fit | * Compatible models: Caterpillars CAT C7.1 C4.4 Excavator 320 320GC 323 Motor Grader 120 * Compatible Model:479-8989 / 479-8991 |
| Sizes | Standard Size |
| Colour | Black and Yellow (Customized) |
| Structures | Filter Paper |
| Special Properties | *High Dust Holding Capacity *Low Air Flow Resistance *Temperature & Moisture Resistance |
| Packaging | (Customized) |
*This is not a OEM product. The brand names and logos are the registered trademarks of their respective owners. Any use of the brand names or model designations for this product are made solely for purposes of demonstrating compatibility.All brand names and model numbers mentioned are for compatibility purposes only. We do not claim affiliation with or endorsement by the original brand owners. Products are manufactured by us and can be customized with your brand.
Compatible with 479-8989 and 479-8991 engine systems
Suitable for C7.1 and C4.4 excavator and motor grader engines
High efficiency filtration for engine intake protection
Removes dust and airborne contaminants from intake air
Durable structure for heavy duty operating environments
OEM / ODM customization available for wholesale supply
Excavator engine air intake systems
Motor grader engine filtration systems
Construction machinery maintenance and repair
Heavy equipment aftermarket spare parts supply
Diesel engine air cleaner replacement market
Q1: What is the function of this engine air filter?
A: It filters dust, dirt, and airborne particles from intake air to help protect the engine and maintain stable operating performance.
Q2: Which OE numbers is this filter compatible with?
A: It is compatible with engine systems using OE numbers 479-8989 and 479-8991.
Q3: Which engine models use this air filter?
A: It is suitable for C7.1 and C4.4 excavator and motor grader engine applications.
Q4: Why is air filtration important for construction machinery?
A: Construction equipment often operates in dusty environments, so effective air filtration helps reduce engine wear and improve reliability.
Q5: How often should the air filter be replaced?
A: Replacement intervals depend on operating conditions and dust exposure. Regular inspection during equipment maintenance is recommended.
Q6: Does this filter affect engine airflow performance?
A: The filter is designed to maintain stable airflow while providing efficient filtration protection.
Q7: Is this suitable for heavy duty equipment applications?
A: Yes, it is designed for heavy duty construction and industrial machinery environments.
Q8: Do you support OEM customization?
A: Yes, OEM/ODM customization is available including filter media, dimensions, packaging, and branding.
Nanjing Blue Sky Filter Co., Ltd. was founded in 2009. Blue Sky manufactures and sells various types of air filters and has expanded the product range to water filtration products, kitchen filtration products, and automotive filtration products etc. The company's products are exported to international markets of 48 countries.
Since its establishment, Nanjing Blue Sky Filter Co., Ltd. has steadily grown and has obtained ISO9001 and ISO14001 certifications. Blue Sky has been recognized as a National High-Tech Enterprise and hold multiple 8patents and quality inspection reports. Blue Sky boasts a modern standardized workshop, advanced production equipment, well-designed production lines, strict quality control, and a management system to ensure that customers receive the best cooperation and service. All true high-efficiency filters are produced in a standardized dust-free workshop. We also have a comprehensive and advanced testing laboratory to ensure the high-quality performance of HEPA filters.
Blue Sky’s filtration products are produced with various environmentally friendly materials and advanced production facilities to meet customized specifications and some special requirements. Blue Sky’s filtration products strictly adhere to domestic and international standards, such as EN779 and EN1822 etc.
Blue Sky’s technical team excels in developing various new filtration products for many appliances and machines, residential, commercial, and industrial applications.
Blue Sky has a well-trained, highly qualified team of engineers and a sales team dedicated to market and customer service. We provide integrated services to customers worldwide, not only offering mature filtration products but also designing and developing new filtration products for our customers. We are confident that with our production capabilities and experience, we can help customers gain a competitive advantage.
Blue Sky‘s motto is to be a eco-friendly and sustainable company, providing customers with competitive high-quality filter products, and growing together!
1、Integrated Manufacturing and Logistics: Offers comprehensive services from production to shipment.
2、Extensive Product Line: Covers air, water, kitchen, and automotive filtration products.
3、International Quality Certifications: Holds ISO9001, ISO14001 certifications, and multiple patents.
4、Customized Services: Provides customized solutions for special specifications and requirements.
5、Global Service: Products are exported to more than 45 countries and areas, with rich international service experience.
6、Advanced Production Facilities: Standardized dust-free workshops and strict quality control.
7、Continuous Innovation: Constantly developing new products to maintain technological leadership.
8、Professional Team: Well-trained engineers and sales team offering support.
9、Eco-friendly and Sustainable: Committed to using environmentally friendly materials and sustainable development.
10、High Customer Loyalty: Quality products and services earn customer trust.
1.Can the product be customized?
Yes, We are a professional manufacturer that welcomes customization, including raw material selection, specific logo printing, and packaging. Additionally, we can produce items according to your samples or drawings.
2.What can you buy from us?
Vacuum Cleaner Filters, Air Purifier Filters, HVAC Filters, Automobile Filters, Industrial Filters, Humidifier Filters, Cooker Hood Filters, Medical Filters and other filters etc.
3.What kind of service can you get from us?
You can have the following services from our team: Customized Product Solutions (Including the certain designs), Quality Assurance, New product's R&D, Global Logistics per request, After-Sales Support etc.
4. How to pay?
You can pay in various ways, such as T/T , L/C, D/P, Credit Card, Paypal, Payoneer and etc.
5.How long is the delivery time?
The production time depends on the order quantity and product type . Usually, it takes about 30 days to fulfill a 20' container order.
6. How are arrange the shipment?
The shipment to deliver the goods can be arranged by our team according to the customer's request, and the customer can also let his own logisitics agency to do the work.
7.What about the after-sales service?
Our company is truly responsible for the supplied products throughout its warranty period.
Our team of skilled engineers and technical experts is available around the clock to assist you with any questions or issues that may arise, ensuring your complete satisfaction with our products and services.
8.How can the business be long-term and a good relationship?
Our team has been working in the filtering industry for 15 years, and focuses on the following principles to keep the long-term and good relation with the customers:
Mutual Respect and Trust, Consistent Quality and Reliability, Open and Transparent Communication,
Adaptability and Flexibility, Continuous Improvement, Attentive After-Sales Support and Service.
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