ZX490EK excavator air compressor wood hydraulic filter element oil water separator

Product introduction

ZX490EK Excavator Air Compressor Hydraulic Filter Element – Oil-Water Separator is a 

premium-grade replacement filter element specifically engineered for the air compressor and 

hydraulic systems of Hitachi ZX490EK excavators and other heavy construction equipment.

 This high-performance filter element serves the critical dual function of removing both solid particulates and 

emulsified water from hydraulic fluid and compressed air systems, protecting expensive components from 

contamination-related wear and failure. The ZX490EK Excavator Air Compressor Hydraulic Filter Element – Oil-Water 

Separator is manufactured with strictly selected end covers and precisely controlled dimensional standards, 

guaranteeing seamless compatibility with original equipment mounting interfaces. The ZX490EK Excavator Air 

Compressor Hydraulic Filter Element – Oil-Water Separator is designed with thickened, heavy-duty construction 

that delivers exceptional pressure resistance and structural integrity, significantly prolonging service life and 

reducing maintenance frequency. With its optimized filtration media, the ZX490EK Excavator Air Compressor 

Hydraulic Filter Element – Oil-Water Separator achieves outstanding filtration efficiency while maintaining high

 flow capacity, low flow resistance, and consistent performance under demanding job site conditions.

ZX490EK Excavator Air Compressor Hydraulic Filter Element – Oil-Water Separator is manufactured to exacting

 technical specifications that ensure consistent performance in excavator hydraulic and pneumatic systems.

 The model designation ZX490EK Excavator Air Compressor Hydraulic Filter Element – Oil-Water Separator identifies 

a filter element specifically configured for the Hitachi ZX490EK excavator, with a primary purpose of oil-water separation. 

The ZX490EK Excavator Air Compressor Hydraulic Filter Element – Oil-Water Separator utilizes a folded/pleated filter 

element configuration, maximizing the effective filtration surface area within a compact envelope and enhancing 

dirt-holding capacity. The filter media of the ZX490EK Excavator Air Compressor Hydraulic Filter Element – Oil-Water

 Separator is constructed from high-quality metal materials, offering excellent filtration efficiency, structural stability,

 and durability under varying operating conditions. The ZX490EK Excavator Air Compressor Hydraulic Filter 

Element – Oil-Water Separator is backed by a comprehensive 3-month warranty, reflecting our confidence in the 

quality and reliability of this essential excavator protection component.

ZX490EK Excavator Air Compressor Hydraulic Filter Element – Oil-Water Separator delivers exceptional filtration

 performance that directly benefits excavator reliability and productivity. The oil-water separation capability of 

the ZX490EK Excavator Air Compressor Hydraulic Filter Element – Oil-Water Separator effectively removes emulsified 

water from hydraulic fluid, preventing corrosion, oxidation, and degradation of hydraulic system components.

 Water contamination is one of the leading causes of hydraulic system failure, and the ZX490EK Excavator Air 

Compressor Hydraulic Filter Element – Oil-Water Separator provides robust protection against this pervasive threat.

 The high flow capacity of the ZX490EK Excavator Air Compressor Hydraulic Filter Element – Oil-Water Separator

 ensures that the hydraulic system maintains adequate pressure and flow even during demanding excavating operations.

 The low resistance characteristics of the ZX490EK Excavator Air Compressor Hydraulic Filter Element – Oil-Water

 Separator reduce the workload on the hydraulic pump and air compressor, contributing to improved energy efficiency 

and reduced fuel consumption. The ZX490EK Excavator Air Compressor Hydraulic Filter Element – Oil-Water Separator

 maintains consistent filtration performance throughout its service life, providing reliable protection for excavator 

hydraulic and pneumatic systems.

ZX490EK Excavator Air Compressor Hydraulic Filter Element – Oil-Water Separator offers robust construction that 

ensures durability under harsh job site conditions. The thickened metal material of the ZX490EK Excavator Air 

Compressor Hydraulic Filter Element – Oil-Water Separator provides exceptional pressure resistance, preventing media 

collapse or structural failure even under high differential pressure conditions. This rugged construction of the ZX490EK 

Excavator Air Compressor Hydraulic Filter Element – Oil-Water Separator directly translates into a significantly prolonged

 service life, reducing replacement frequency and lowering overall maintenance costs for excavator operators. 

The ZX490EK Excavator Air Compressor Hydraulic Filter Element – Oil-Water Separator is designed to withstand the

 rigors of daily operation in extreme construction environments, including dust, heat, vibration, and heavy loads. 

The precise dimensional standards of the ZX490EK Excavator Air Compressor Hydraulic Filter Element – Oil-Water 

Separator ensure a perfect fit in the original equipment housing, eliminating the risk of bypass leakage or improper 

sealing that could compromise filtration performance. The heavy-duty metal construction of the ZX490EK Excavator

 Air Compressor Hydraulic Filter Element – Oil-Water Separator provides excellent resistance to deformation, 

ensuring reliable sealing and consistent performance throughout the service life of the element.

ZX490EK Excavator Air Compressor Hydraulic Filter Element – Oil-Water Separator is produced with rigorous quality 

assurance protocols that guarantee product excellence. Every ZX490EK Excavator Air Compressor Hydraulic Filter 

Element – Oil-Water Separator is manufactured in our own ISO-certified production facilities, ensuring complete 

quality control from raw material sourcing through final assembly. Our professional production equipment and 

advanced manufacturing technology enable us to understand user requirements and product characteristics thoroughly, 

ensuring that the ZX490EK Excavator Air Compressor Hydraulic Filter Element – Oil-Water Separator consistently 

delivers the highest quality and most efficient service. The ZX490EK Excavator Air Compressor Hydraulic Filter

 Element – Oil-Water Separator is the result of extensive research and development, incorporating the latest advancements

 in filtration media technology and manufacturing processes. Our commitment to quality extends beyond the 

manufacturing stage, with comprehensive testing and inspection protocols that verify the performance of every 

ZX490EK Excavator Air Compressor Hydraulic Filter Element – Oil-Water Separator before it leaves our facility.

ZX490EK Excavator Air Compressor Hydraulic Filter Element – Oil-Water Separator is backed by a customer-centric 

service commitment that provides complete purchasing confidence. We offer zero-risk shopping for every ZX490EK 

Excavator Air Compressor Hydraulic Filter Element – Oil-Water Separator – after receiving the goods, if any product 

quality issue arises, customers can contact us at any time, and we will provide the most satisfactory solution without 

requiring you to bear any risk. Our after-sales protection for the ZX490EK Excavator Air Compressor Hydraulic Filter

 Element – Oil-Water Separator includes rapid response to any service inquiries, comprehensive technical support, 

and warranty coverage that we honor without hesitation. We do not shirk responsibility but rather dare to promise 

and dare to commit, giving you complete peace of mind with every ZX490EK Excavator Air Compressor Hydraulic Filter 

Element – Oil-Water Separator you install. Our dedicated customer service team is available to assist with installation 

guidance, compatibility verification, and any other questions regarding the ZX490EK Excavator Air Compressor Hydraulic 

Filter Element – Oil-Water Separator. By choosing the ZX490EK Excavator Air Compressor Hydraulic Filter 

Element – Oil-Water Separator, you are not just purchasing a filter element – you are investing in a partnership with

 a company that stands behind its products and values your long-term satisfaction.

Frequently Asked Questions (FAQ) – ZX490EK Excavator Air Compressor Hydraulic Filter Element – Oil-Water Separator

Q1: What equipment is the ZX490EK Excavator Air Compressor Hydraulic Filter Element – Oil-Water Separator compatible with?

A: The ZX490EK Excavator Air Compressor Hydraulic Filter Element – Oil-Water Separator is specifically designed for

 Hitachi ZX490EK excavators and is also compatible with other heavy construction equipment using similar filter housing 

specifications. Please verify your equipment model and current filter part number to ensure full compatibility with the 

ZX490EK Excavator Air Compressor Hydraulic Filter Element – Oil-Water Separator.

Q2: What is the primary function of the ZX490EK Excavator Air Compressor Hydraulic Filter Element – Oil-Water Separator?

A: The ZX490EK Excavator Air Compressor Hydraulic Filter Element – Oil-Water Separator serves as both a hydraulic filter 

and an oil-water separator. It removes solid particulate contaminants and effectively separates emulsified water from 

hydraulic fluid and compressed air systems, protecting critical excavator components from wear, corrosion,

 and premature failure.

Q3: What material is used in the ZX490EK Excavator Air Compressor Hydraulic Filter Element – Oil-Water Separator?

A: The ZX490EK Excavator Air Compressor Hydraulic Filter Element – Oil-Water Separator is constructed from high-quality 

metal materials that provide excellent structural integrity, pressure resistance, and durability. The heavy-duty metal 

construction of the ZX490EK Excavator Air Compressor Hydraulic Filter Element – Oil-Water Separator ensures reliable

 performance even under harsh operating conditions.

Q4: How often should the ZX490EK Excavator Air Compressor Hydraulic Filter Element – Oil-Water Separator be replaced?

A: The replacement interval for the ZX490EK Excavator Air Compressor Hydraulic Filter Element – Oil-Water Separator

 depends on operating hours, fluid quality, and environmental conditions. We generally recommend replacing the

 ZX490EK Excavator Air Compressor Hydraulic Filter Element – Oil-Water Separator every 500–1000 operating hours, 

or as specified in your equipment's maintenance manual. More frequent replacement may be necessary if you operate

 in extremely dusty or wet environments.

Q5: Can the ZX490EK Excavator Air Compressor Hydraulic Filter Element – Oil-Water Separator be cleaned and reused?

A: No. The ZX490EK Excavator Air Compressor Hydraulic Filter Element – Oil-Water Separator is a disposable filter 

element with pleated metal media. Attempting to clean the ZX490EK Excavator Air Compressor Hydraulic Filter 

Element – Oil-Water Separator will damage the delicate pleat structure and compromise filtration efficiency. 

We strongly advise replacing the ZX490EK Excavator Air Compressor Hydraulic Filter Element – Oil-Water Separator

 with a brand new unit.

Q6: What is the warranty coverage for the ZX490EK Excavator Air Compressor Hydraulic Filter Element – Oil-Water Separator?

A: The ZX490EK Excavator Air Compressor Hydraulic Filter Element – Oil-Water Separator comes with a comprehensive 

3-month warranty covering manufacturing defects and material quality issues. This warranty reflects our confidence in 

the quality and reliability of the ZX490EK Excavator Air Compressor Hydraulic Filter Element – Oil-Water Separator. 

For specific warranty terms, please contact our customer service team.

Q7: Does the ZX490EK Excavator Air Compressor Hydraulic Filter Element – Oil-Water Separator remove both particles 

and water?

A: Yes, the ZX490EK Excavator Air Compressor Hydraulic Filter Element – Oil-Water Separator is designed for dual-function

 operation. It effectively removes solid particulate contaminants while also separating emulsified water from hydraulic

 fluid and compressed air, providing comprehensive protection for your excavator systems.

Q8: Why is oil-water separation important in excavator hydraulic systems?

A: Water contamination in hydraulic fluid can cause corrosion, oxidation, reduced lubricity, and accelerated component wear.

 The ZX490EK Excavator Air Compressor Hydraulic Filter Element – Oil-Water Separator prevents these issues by 

effectively removing water from the system, extending the service life of hydraulic fluid and protecting expensive 

components such as pumps, valves, and cylinders.

Q9: Is the ZX490EK Excavator Air Compressor Hydraulic Filter Element – Oil-Water Separator suitable for other Hitachi 

excavator models?

A: The ZX490EK Excavator Air Compressor Hydraulic Filter Element – Oil-Water Separator is primarily designed for the 

ZX490EK model but may also be compatible with other Hitachi excavator models using the same filter housing.

 Please confirm compatibility with our technical team before ordering the ZX490EK Excavator Air Compressor Hydraulic

 Filter Element – Oil-Water Separator.

Q10: What after-sales support is available for the ZX490EK Excavator Air Compressor Hydraulic Filter Element – Oil-Water

 Separator?

A: We provide comprehensive after-sales support for every ZX490EK Excavator Air Compressor Hydraulic Filter

 Element – Oil-Water Separator, including technical consultation, installation guidance, compatibility verification, 

and quality-related issue resolution. If you encounter any issues with your ZX490EK Excavator Air Compressor Hydraulic

 Filter Element – Oil-Water Separator, our service team is available to provide prompt, professional assistance.

Q11: How should the ZX490EK Excavator Air Compressor Hydraulic Filter Element – Oil-Water Separator be stored before

 installation?

A: The ZX490EK Excavator Air Compressor Hydraulic Filter Element – Oil-Water Separator should be stored in a clean, 

dry, and dust-free environment, protected from direct sunlight, extreme temperatures, and corrosive chemicals.

 Keep the ZX490EK Excavator Air Compressor Hydraulic Filter Element – Oil-Water Separator in its original packaging 

until ready for installation to prevent contamination or mechanical damage.

Q12: What is the benefit of the pleated design of the ZX490EK Excavator Air Compressor Hydraulic Filter 

Element – Oil-Water Separator?

A: The pleated design of the ZX490EK Excavator Air Compressor Hydraulic Filter Element – Oil-Water Separator 

maximizes the effective filtration surface area within a compact envelope. This increases dirt-holding capacity, 

extends service life, and reduces pressure drop, ensuring efficient and reliable performance of the ZX490EK Excavator 

Air Compressor Hydraulic Filter Element – Oil-Water Separator.