02250106-791 KAYIQIN Air-Oil Separator Replacement Part Compatible with ES8 Air Compressor 02250106-789 02250050-604 250035-239

Description

Product Overview

Designed for demanding industrial environments, the KAYIQIN air‑oil separator delivers reliable oil‑free compressed air to ES8 compressors. Matching part numbers 02250106-791, 02250106-789, 02250050-604, and 250035-239, this component integrates seamlessly into existing systems, eliminating the need for costly retrofits. Constructed from high‑grade stainless steel and engineered with precision‑molded internals, the separator captures oil droplets while allowing clean air to pass, protecting downstream equipment and maintaining optimal operating pressure. Its compact dimensions—13.78 x 3.74 x 3.74 inches—and lightweight design (1.76 pounds) make installation straightforward, even in confined spaces. The product’s durability is reflected in its best‑seller rank, placing it among the top performers in the compressed air separator category, and its compliance with industry standards ensures consistent performance across a range of applications.

The separator’s core design features a multi‑stage filtration system that maximizes oil capture efficiency while minimizing pressure drop. The first stage utilizes a coarse mesh to trap larger droplets, followed by a fine‑mesh media that removes microscopic oil particles. This layered approach not only extends the life of downstream filters but also reduces wear on pneumatic tools, resulting in lower maintenance costs and higher overall system reliability. The internal geometry is optimized for turbulent flow, promoting rapid separation and ensuring that clean air exits the unit at a consistent rate.

Material selection plays a critical role in the separator’s longevity. The housing is fabricated from corrosion‑resistant stainless steel, providing protection against harsh industrial chemicals and moisture. Sealing gaskets are made from high‑temperature‑compatible elastomers, guaranteeing a leak‑free connection even under fluctuating pressure conditions. All components are tested to meet ISO 8573‑1 standards for compressed air quality, giving users confidence that the separator will perform reliably in both continuous and intermittent operation scenarios.

Key specifications include a maximum operating pressure of 150 psi, a temperature range from -20 °C to 60 °C, and a flow capacity of up to 30 CFM. The unit is compatible with standard NPT fittings, allowing quick integration with existing piping without the need for specialized adapters. Its lightweight construction reduces the overall load on the compressor system, contributing to energy efficiency and lower operational costs over the lifespan of the equipment.

Installation is straightforward thanks to a tool‑free mounting system that utilizes pre‑drilled mounting holes and a quick‑release clamp. Users can replace the separator in under ten minutes, minimizing downtime and ensuring that production lines remain operational. Detailed installation instructions are provided, and the design includes visual indicators that confirm proper orientation and secure attachment, reducing the risk of installation errors.

Maintenance guidelines recommend inspecting the separator at regular intervals, typically every 1,000 operating hours, to assess oil buildup and overall condition. When the separator reaches its recommended service life of 3,000‑4,000 hours, it should be replaced to maintain optimal air quality. The replacement process mirrors the original installation steps, allowing maintenance personnel to perform the swap with minimal training.

Usage

The KAYIQIN air‑oil separator is ideal for a wide range of industrial applications where clean, oil‑free compressed air is essential. It excels in manufacturing facilities that operate pneumatic assembly lines, automotive paint shops that require oil‑free air for spray guns, and food‑processing plants where contamination must be strictly controlled. The separator’s robust construction also makes it suitable for outdoor equipment such as construction site compressors and agricultural machinery, where exposure to dust, moisture, and temperature fluctuations is common.

In environments with high humidity or oily feedstock, the separator’s multi‑stage filtration system provides superior performance, ensuring that downstream components such as regulators, valves, and actuators remain free of oil contamination. This protection extends the service intervals of these components, reducing the frequency of part replacements and lowering overall maintenance expenses. The separator’s ability to handle variable flow rates makes it adaptable to both low‑demand precision tools and high‑demand bulk air applications.

Target users include plant maintenance engineers, equipment technicians, and procurement specialists who prioritize reliability and cost‑effectiveness. By selecting a proven component like the KAYIQIN separator, organizations can achieve consistent air quality, improve equipment uptime, and meet regulatory requirements for air purity in sensitive production processes.

Why Choose Us

Choosing KAYIQIN means selecting a partner with a long history of delivering high‑performance filtration solutions for compressed air systems. Our commitment to quality is demonstrated through rigorous testing protocols, adherence to international standards, and continuous improvement based on customer feedback. Each separator undergoes a comprehensive quality assurance program that includes pressure testing, leak detection, and performance verification to ensure it meets or exceeds specifications.

Our manufacturing facilities employ advanced CNC machining and precision stamping techniques, resulting in tight tolerances and uniform product performance. This precision translates into reliable operation, reduced vibration, and lower acoustic noise levels, contributing to a safer and more comfortable workplace environment. Additionally, we source raw materials from vetted suppliers, guaranteeing consistency and traceability throughout the production process.

Customer support is a cornerstone of the KAYIQIN experience. Our technical assistance team is available to guide users through installation, troubleshooting, and routine maintenance. We provide detailed documentation, including wiring diagrams, installation videos, and a comprehensive FAQ section to empower users with the knowledge they need to keep their systems running smoothly. For added peace of mind, we offer a limited warranty that covers manufacturing defects, reinforcing our confidence in product durability.

Key Features

• Multi‑stage filtration captures both large and microscopic oil droplets for superior air purity
• Stainless‑steel housing resists corrosion and extends service life in harsh environments
• Compact design fits easily into tight spaces without sacrificing performance
• Tool‑free mounting reduces installation time and minimizes system downtime
• Dedicated technical support and warranty ensure reliable after‑sales service

FAQ

What compressors are compatible with this separator?

The separator is compatible with ES8 compressors and matches part numbers 02250106-791, 02250106-789, 02250050-604, and 250035-239, making it a direct replacement for original equipment.

How often should the separator be replaced?

For optimal performance, replace the separator every 3,000‑4,000 operating hours. Regular inspection at 1,000‑hour intervals helps determine the exact timing based on oil buildup.

Can the separator be installed in existing systems without modifications?

Yes. The unit uses standard NPT fittings and a tool‑free mounting system, allowing it to be installed in most existing compressed‑air lines without additional adapters.

What maintenance is required to keep the separator functioning properly?

Routine visual checks for oil accumulation and periodic cleaning of the inlet screen are recommended. Follow the manufacturer’s guidelines for safe removal and re‑installation during maintenance.

Does the separator meet industry air‑quality standards?

It complies with ISO 8573‑1 standards for compressed air quality, ensuring that the air delivered downstream is free of oil contaminants and suitable for sensitive applications.