Caterpillar Excavator Filter
Caterpillar Filters: Types and Applications Overview
Fuel Filter: A multi-layered filtration structure ensures fuel cleanliness. Designed specifically to protect Caterpillar engines, it effectively filters out impurities and separates water from the fuel, preventing damage to precision fuel injection systems due to contamination. Used in Caterpillar excavators, loaders, generator sets, and other equipment.

Oil Filter: Filters particles and deposits from engine oil, protecting core components such as the crankshaft and camshaft. Balanced filtration efficiency and flow capacity, along with stable sealing performance, ensure effective lubrication system operation. Used in the lubrication systems of all Caterpillar engine series.

Air Filter: Deep filtration technology and an optimized pleated structure, designed for the harsh working environments of construction machinery, effectively blocking dust and particulate matter in the air, preventing premature engine wear. Used in the intake system of Caterpillar equipment engines, especially suitable for high-dust conditions.

Hydraulic Filter: Robust structural design protects core components of the hydraulic system, filtering contaminant particles from the hydraulic fluid, maintaining the cleanliness of the hydraulic system, and ensuring reliable operation of precision components such as pumps, valves, and motors. Used in the hydraulic systems of all Caterpillar excavators, loaders, and other equipment.

Cab Air Filters: Effective particulate filtration and odor adsorption (some models) provide clean air to the cab, filtering out external dust, pollen, and other particulate matter to create a comfortable operating environment. Used in the air conditioning and ventilation systems of various Caterpillar cab equipment.

Each Caterpillar filter model is developed for specific systems and operating conditions. Precise matching based on equipment model, working environment, and maintenance cycle is necessary to fully utilize its protective performance.

Why our excavator Filer are trustworthy
  • Multi-stage filtration for maximum engine life
    Our advanced filter media (synthetic fiber, cellulose, metal mesh) effectively traps fine abrasive particles and moisture, directly protecting critical components from wear, thus reducing downtime and maintenance costs.
  • Precise OEM fit for easy installation
    Designed strictly according to OEM specifications for a perfect seal. Installation is as simple as a 'replacement', eliminating concerns about leaks or compatibility issues, saving you time and manpower.
  • One-stop solution for all excavator needs
    Simplify your supply chain. We offer a full range of filter elements for all major brands, helping you shorten procurement time and simplify inventory management.
  • Flexible global supply
    We meet order demands of all sizes with low minimum order quantities and fast delivery. Our reliable global logistics ensure you receive the right filter elements when you need them.
How to Choose the Right Caterpillar Filter?
Search for the exact part number in the Caterpillar Electronic Parts Catalog (EPC) system to ensure a perfect match of technical specifications. Prioritize Caterpillar-certified filters, as these products undergo rigorous performance verification and system compatibility testing.

Fuel Filter: Precision Protection for Common Rail Systems

Choose a filter element with a depth gradient filtration structure. Pay attention to the filter's demulsification performance and water-binding efficiency to ensure effective separation of emulsified water and free water. Confirm the filter housing's corrosion resistance and the fuel compatibility of the sealing materials. In areas with fluctuating fuel quality, choose models with enhanced water separation capabilities.

Oil Filter: Core of the Full-Flow Filtration System

Choose products using synthetic fiber media. Verify that the bypass valve's opening pressure matches the engine oil pump characteristics to avoid insufficient lubrication during cold starts. Pay attention to the filter element's dirt-holding capacity and differential pressure characteristics to ensure effective operation throughout the entire oil change interval. Under high-load conditions, filter element designs with high-strength support structures should be selected.

Hydraulic Filters: Key to Cleanliness Control
Select the appropriate filtration precision based on the tolerance of sensitive system components, confirm that the β ratio of the filter media meets the system's target cleanliness level requirements, and select a filter housing structure with excellent fatigue resistance to withstand system pressure shocks. Choose a low-resistance return oil filter in closed-loop systems.

Air Filters: Deep Protection for the Intake System
Utilize filter paper with nanofiber technology to reduce intake resistance while ensuring filtration efficiency. Pay attention to the filter element's sealing system design to ensure effective sealing under vibration and provide emergency protection in case of accidental damage to the main filter element. In dusty environments, a multi-stage filtration system with a pre-filtration device should be selected.

Air Conditioning Filters: Optimization of the Cab Environment
Select the appropriate filtration level based on the particulate matter characteristics of the operating environment, pay attention to the amount and adsorption performance of the activated carbon layer to ensure effective removal of harmful gases, and verify the filter element's ventilation resistance to avoid affecting the performance of the air conditioning system. For operations in industrial areas, enhanced filters with multi-layered composite structures should be selected.

Choosner filters require a systems engineering approach, comprehensively considering equipment technical requirements, working environment characteristics, and maintenance costs. Correct selection and use not only protect equipment but also optimize overall operating costs.
Privacy Policy

Terms and Conditions


This platform reminds you: Before using any services on this platform, please carefully read and fully understand this statement and all terms and conditions.


Cookies and Privacy Policy


This Privacy Policy explains how "we" collect, use, share, and process your information, and outlines your rights and choices regarding this information. This policy applies to personal information collected online or offline in any form, including written, electronic, and oral communication, specifically covering our website and any related email correspondence.


Please carefully read our terms and conditions and this policy before accessing or using our services. If you do not agree to this policy or the contents of the terms and conditions, please do not access or use our services. If your jurisdiction is outside the European Economic Area, your use of our services indicates your acceptance of the terms and conditions and the privacy practices described in this policy.


We reserve the right to modify this policy at any time without prior notice. The updated policy will apply to personal information we already hold about you, as well as personal information 

newly collected after the policy modification. If the policy changes, we will announce it by updating the date at the top of this policy. If we intend to make material changes to how we collect, use, or disclose your personal information, and such changes will affect your rights under this policy, we will notify you in advance. If your jurisdiction is outside the European Economic Area, the United Kingdom, or Switzerland (collectively, the “European Countries”), your continued access to or use of our services after receiving notification of the changes will beconsidered as your acknowledgment and acceptance of the updated policy.


In addition, we may provide you with real-time disclosures or other information regarding our personal information processing practices in specific services. Such notifications may be considered supplementary to this policy or provide you with additional options regarding how we process your personal information.


Personal Information We Collect


When you use our services or submit personal information as requested by the website, we collect relevant information. Personal information generally refers to any information that is relevant to you and can directly or indirectly identify you, such as your name, email address, phone number, and address. The definition of personal information may vary in different jurisdictions. In this Privacy Policy, we will follow the legal definitions applicable in your region. Personal information does not include data that has undergone irreversible anonymization or aggregation, such data, even when combined with other information, cannot be used to identify you personally.


The types of personal information we may collect include:


Information you voluntarily provide to us directly in connection with a purchase or service contract. For example, when you visit our website and submit an order, we collect relevant information from you during the ordering process, including but not limited to your last name, mailing address, email address, phone number, products you are interested in, WhatsApp account, company name, and country/region. We may also collect your personal information when you communicate with any of our departments (such as customer service) or complete online forms or surveys provided on the website. Additionally, you may choose to provide us with your email address if you wish to receive information about our products and services.