4459549 Hitachi air filter – 10μm, engine protection.

1. Product Introduction

Aite 4459549 Replacement Air Filter is mainly used for air filtration in engineering locomotives, automobiles, 

agricultural locomotives, laboratories, aseptic operation rooms, and various precision operation rooms.

During engine operation, a large amount of air is drawn in. If the air is not filtered clear, dust suspended in the air

 is sucked into the cylinder – accelerating wear of the piston group and cylinder. Larger particles entering between

 the piston and cylinder cause serious "cylinder pulling" – particularly serious in dry and sandy working environments. 

Aite 4459549 Replacement Air Filter is installed in front of the carburetor or intake pipe to filter dust and sand in the air 

and ensure enough clean air enters the cylinder.

Aite 4459549 Replacement Air Filter is engineered as a fully interchangeable substitute for original Hitachi 

models – maintaining identical dimensional parameters, interface specifications, and filtration performance to

 enable direct drop-in installation without any housing modifications.

As a professional manufacturer specializing in industrial filtration equipment, we deliver Aite 4459549 Replacement 

Air Filter with stable performance, reliable construction, and competitive pricing for industrial facilities worldwide.

2. Product Parameters

Parameter Specification

Model Number 4459549

Scope of Application Excavator

Filtration Accuracy 10μm

Frame Material Galvanized plate

Entry and Exit Caliber 230

Maximum Working Pressure Difference 100

Filtration Area 15

Filtration Accuracy 150μm

Aite 4459549 Replacement Air Filter delivers reliable air filtration performance across a wide range of engine

 applications – protecting critical components and ensuring clean air intake.

3. Performance Characteristics

Aite 4459549 Replacement Air Filter delivers superior performance through the following key characteristics:

3.1 Engine Protection

Aite 4459549 Replacement Air Filter protects the engine from dust and sand particles – preventing accelerated wear of the

 piston group and cylinder.

3.2 Prevention of Cylinder Pulling

Aite 4459549 Replacement Air Filter prevents larger particles from entering between the piston and cylinder – avoiding

 serious "cylinder pulling" phenomenon.

3.3 Reliable Filtration

Aite 4459549 Replacement Air Filter provides reliable filtration accuracy of 10μm – ensuring clean air enters the cylinder.

3.4 Durable Construction

Aite 4459549 Replacement Air Filter features galvanized plate frame material – providing excellent corrosion resistance 

and durability.

3.5 Large Filtration Area

Aite 4459549 Replacement Air Filter features filtration area of 15 – ensuring efficient air flow and extended service life.

3.6 Wide Application

Aite 4459549 Replacement Air Filter is suitable for excavators, engineering locomotives, automobiles, agricultural locomotives,

 laboratories, and precision operation rooms.

Aite 4459549 Replacement Air Filter offers equivalent performance to genuine Hitachi parts at 40%–60% lower cost – making 

it an ideal choice for cost-conscious maintenance programs.

4. Matters Needing Attention

Aite 4459549 Replacement Air Filter installation requires attention to the following:

· Whether the air filter and engine intake pipe are connected by flanges, rubber pipes, or directly, they must be tight and

 reliable to prevent air leakage.

· The two ends of the filter element must be installed with rubber washers.

· The wing nut holding the outer cover of the air filter should not be screwed too tightly – avoiding crushing the paper

 filter element.

5. Maintenance

Aite 4459549 Replacement Air Filter maintenance requirements:

1. The filter element is the core component of the filter, made of special materials – belonging to wear parts,

 requiring special maintenance.

2. When the filter works for a long time, the filter element has intercepted certain impurities – leading to increased pressure 

and decreased flow; it needs to be cleaned in time.

3. When cleaning, pay attention to deformation or damage of the filter element.

6. Application Fields

Aite 4459549 Replacement Air Filter is widely used across diverse applications:

Industry Typical Applications

Excavators Hitachi excavators and compatible models

Engineering Locomotives Construction machinery air filtration

Automotive Vehicle engine air filtration

Agricultural Machinery Agricultural locomotive air filtration

Laboratories Laboratory air filtration

Precision Operation Rooms Aseptic operation room air filtration

Aite 4459549 Replacement Air Filter is suitable for a wide range of air filtration applications – providing reliable performance

 across multiple industries.

7. Frequently Asked Questions (FAQ)

Q1: What is the Aite 4459549 Replacement Air Filter designed for?

A: Aite 4459549 Replacement Air Filter is designed for air filtration in excavators, engineering locomotives, automobiles, 

agricultural locomotives, laboratories, and precision operation rooms.

Q2: Why is the Aite 4459549 Replacement Air Filter important for engine protection?

A: Aite 4459549 Replacement Air Filter prevents dust and sand from being sucked into the cylinder – avoiding accelerated

 wear of the piston group and cylinder, and preventing serious "cylinder pulling" phenomenon.

Q3: What is the filtration accuracy of the Aite 4459549 Replacement Air Filter?

A: Aite 4459549 Replacement Air Filter provides filtration accuracy of 10μm – ensuring clean air enters the cylinder.

Q4: What is the frame material of the Aite 4459549 Replacement Air Filter?

A: Aite 4459549 Replacement Air Filter features galvanized plate frame material – providing excellent corrosion resistance 

and durability.

Q5: What precautions should be taken during installation of the Aite 4459549 Replacement Air Filter?

A: During installation of Aite 4459549 Replacement Air Filter, ensure connections are tight and reliable to prevent air leakage. 

Install rubber washers at both ends of the filter element. Do not over-tighten the wing nut to avoid crushing the paper filter 

element.

Q6: How should the Aite 4459549 Replacement Air Filter be maintained?

A: Aite 4459549 Replacement Air Filter filter element requires special maintenance. When pressure increases and flow 

decreases due to intercepted impurities, clean in time – paying attention to deformation or damage of the filter element.

Q7: What is the maximum working pressure difference of the Aite 4459549 Replacement Air Filter?

A: Aite 4459549 Replacement Air Filter has a maximum working pressure difference of 100 – suitable for various engine air

 filtration applications.

Q8: What is the filtration area of the Aite 4459549 Replacement Air Filter?

A: Aite 4459549 Replacement Air Filter has a filtration area of 15 – ensuring efficient air flow and extended service life.

Q9: What documentation is provided with the Aite 4459549 Replacement Air Filter?

A: Each shipment includes material certificates, filtration performance test reports, dimensional inspection records, 

and factory quality certificates – ensuring smooth customs clearance.

Q10: Can the Aite 4459549 Replacement Air Filter be customized?

A: Yes. Custom options for Aite 4459549 Replacement Air Filter include special filtration accuracy, frame materials, 

and dimensions – based on site-specific requirements.

Q11: What industries use the Aite 4459549 Replacement Air Filter?

A: Aite 4459549 Replacement Air Filter is widely used in excavators, engineering locomotives, automotive, agricultural 

machinery, laboratories, and precision operation rooms.

Q12: Can I order samples of the Aite 4459549 Replacement Air Filter before bulk purchase?

A: Yes. We support paid sample orders with production lead time of approximately 5–7 days. Sample costs are fully 

deductible from your first bulk order upon approval.

Aite 4459549 Replacement Air Filter – 10μm filtration accuracy, galvanized plate frame, protects engines from dust 

and "cylinder pulling," reliable performance for excavators and engineering machinery. Contact us today for a free 

cross-reference check and competitive factory-direct quotation within 24 hours.