OF Series portable oil filter– clean oil, 10μm precision.

Product Overview

The OF Series portable oil filter unit is a compact, mobile oil refueling and filtration device, originally developed 

by leading foreign manufacturers and widely used in various industrial applications. 

With the continuous advancement

 of domestic filtration technology, the OF series has now reached performance levels comparable to advanced

 international standards, offering a reliable and cost-effective solution for on-site oil maintenance.

The unit features a space-saving design with a maximum working flow rate of 15 L/min (for the OF5 model), 

making it ideal for small-batch or mobile oil processing tasks.

Technical Specifications

Parameter Specification

Applicable Fluids Hydraulic oil, lubricating oil

Nominal Flow Rate 32 – 200 L/min (model-dependent)

Filtration Stages 3-stage filtration

Filtration Rating 10 μm

Performance Features

· Compact & Portable – Lightweight design allows easy placement on flat ground or inside vehicles for mobile

 operation across different job sites.

· Easy Installation – Simple setup with standard inlet/outlet hose connections. The unit is ready for operation 

within minutes.

· Reliable Operation – The motor and pump assembly are precision-aligned to ensure stable, vibration-free

 performance. Correct rotation direction is verified during startup; phase sequence can be adjusted if needed.

· Secure Hose Connections – Both inlet and outlet hoses must be properly fastened to prevent disconnection

 under pressure, ensuring safe and uninterrupted operation.

· 3-Stage Filtration – Oil passes through three stages of filtration, effectively removing solid contaminants down

 to 10 μm and delivering clean, purified oil.

· User-Friendly Handling – When transferring between oil drums or tanks, the unit can be quickly relocated. 

To prevent prolonged idling, the pump should be stopped if there is any delay in switching between containers.

Application Fields

The OF series is widely used for:

· Hydraulic system oil refilling and filtration

· Lubrication oil maintenance

· Mobile oil purification tasks in workshops, power plants, mining sites, and construction projects

Summary

The OF series portable oil filter unit combines compact portability, reliable performance, 

and cost-effective operation.

 With 3-stage filtration and a filtration rating of 10 μm, it ensures clean oil for hydraulic and lubrication systems, 

helping to protect equipment and extend oil service life.

FAQ (Frequently Asked Questions)

Q1: What is the OF Series portable oil filter unit primarily used for?

A: The OF Series is designed for hydraulic and lubricating oil refilling and filtration. It is a compact, 

mobile unit ideal for workshop maintenance, on-site oil purification, and small-batch oil processing 

tasks across various industrial applications.

Q2: What is the filtration rating of this unit?

A: The OF Series features a filtration rating of 10 μm, effectively removing solid contaminants from

 hydraulic and lubricating oils to ensure clean, purified oil for system protection.

Q3: What is the flow rate range of the OF Series?

A: The nominal flow rate ranges from 32 to 200 L/min, depending on the specific model, 

accommodating different oil processing requirements from small-batch to larger-volume applications.

Q4: What types of fluids are compatible with this unit?

A: The OF Series is compatible with hydraulic oil and lubricating oil, making it suitable for a wide range 

of industrial oil maintenance applications.

Q5: How many filtration stages does the unit have?

A: The unit features 3-stage filtration, which ensures thorough removal of solid contaminants down to 10 μm, 

delivering clean, purified oil for reliable system operation.

Q6: Is the unit easy to move and operate?

A: Yes. The OF Series features a compact, lightweight, and portable design that allows easy placement 

on flat ground or inside vehicles for mobile operation across different job sites. Installation is simple

 with standard inlet/outlet hose connections, and the unit is ready for operation within minutes.

Q7: How reliable is the unit during operation?

A: The motor and pump assembly are precision-aligned to ensure stable, vibration-free performance. 

Correct rotation direction is verified during startup, and phase sequence can be adjusted if needed. 

Both inlet and outlet hoses must be properly fastened to prevent disconnection under pressure, 

ensuring safe and uninterrupted operation.

Q8: What should I do when transferring the unit between oil drums or tanks?

A: The unit can be quickly relocated between containers. However, to prevent prolonged idling,

 the pump should be stopped if there is any delay in switching between drums or tanks. 

This protects the pump from running dry and ensures reliable operation.

Q9: What industries and applications is the OF Series best suited for?

A: The OF Series is widely used for:

· Hydraulic system oil refilling and filtration

· Lubrication oil maintenance

· Mobile oil purification tasks in workshops, power plants, mining sites, and construction projects

Q10: How does the OF Series compare to international standards?

A: Originally developed by leading foreign manufacturers, the OF Series has now reached performance

 levels comparable to advanced international standards through continuous advancement in domestic

 filtration technology, offering a reliable and cost-effective solution for on-site oil maintenance.

Q11: What are the key advantages of this portable oil filter unit?

A: The OF Series offers:

· Compact & portable design – easy to move and install

· 3-stage filtration – thorough contaminant removal down to 10 μm

· Reliable operation – stable, vibration-free performance

· Easy installation – ready for operation within minutes

· Secure connections – safe and uninterrupted operation

· Cost-effective – comparable performance to international standards at a competitive price

· Broad applicability – suitable for workshops, power plants, mining sites, and construction projects

Q12: Can this unit be used for applications other than hydraulic and lubricating oils?

A: For applications involving other fluid types, please consult our technical team to verify compatibility

 with your specific working medium, as the unit is primarily designed for hydraulic and lubricating oils.

Q13: What is the maximum flow rate of the OF5 model?

A: The OF5 model has a maximum working flow rate of 15 L/min, making it ideal for small-batch or 

mobile oil processing tasks where compact size and portability are key requirements.

Q14: What is the overall value proposition of the OF Series?

A: The OF Series delivers:

· Reliable oil contamination control with 10 μm filtration and 3-stage filtration

· Mobile flexibility for on-site maintenance across multiple locations

· Compact and space-saving design for easy integration into workshops and job sites

· Cost-effective operation with performance comparable to international standards

· Protection of hydraulic and lubrication systems by ensuring clean oil supply

· Extended oil service life through effective contaminant removal

Q15: What should I do if the motor rotation direction is incorrect?

A: The correct rotation direction is verified during startup. If the rotation is incorrect, 

the phase sequence can be adjusted to ensure proper operation. This is a standard procedure during initial setup.

Contact Us

For detailed technical data, model selection guidance, or quotation requests, please contact our sales team. 

We are happy to assist you with the right solution for your oil filtration needs.