A.1-559 Replacement FAUDI Coalescing Filter Element for Fuel & Industrial Oil Filtration

Our A.1-559 aftermarket filter is a fully matched substitute for original FAUDI elements. Made strictly per OEM and EI 1581 standards, it supports direct plug-and-play installation with no equipment changes. It delivers identical oil-water coalescing and filtration performance as genuine parts at a much lower cost. With in-stock supply and fast shipping, it effectively solves the problems of high original prices and long lead times.

Product Model:A.1-559 Filtration Accuracy:0.3μm
A.1-559 Replacement FAUDI Coalescing Filter Element for Fuel & Industrial Oil Filtration
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Product Introduction

1. Product Overview

The FAUDI A.1-559 is a mainstream oil-water coalescing filter for industrial fuel filtration systems. Our product is a high-cost-effective aftermarket replacement for the original FAUDI A.1-559 filter. Strictly manufactured per OEM standards and EI 1581 industry specifications, it features 100% compatibility with original FAUDI equipment. It supports direct plug-and-play installation with no equipment modification required. Compared with expensive, long-lead-time original imported filters, our replacement model delivers identical professional filtration performance at a much lower cost.


2. Core Product Advantages

Our FAUDI A.1-559 replacement filter has outstanding comprehensive advantages, balancing quality, cost and practicability:

  • Full OEM Compatibility: Consistent size, interface and structure with original parts, direct replacement without modification, saving installation and maintenance costs

  • Zero Performance Loss: Retains original high-precision filtration and efficient oil-water separation capacity, no quality discount with lower price

  • Stable & Durable: High-density filter media features large dirt holding capacity and oxidation resistance, extending service life and reducing replacement frequency

  • Stable Supply: Adequate spot inventory all year round, fast delivery, avoiding production shutdown caused by original parts shortage and delayed shipment



A.1-559 Replacement FAUDI Coalescing Filter Element

3. Diversified Application Fields

This A.1-559 aftermarket coalescing filter is widely used in multiple industrial precision filtration scenarios:

  • Aviation kerosene and diesel fuel purification systems

  • Petrochemical processing and oil depot storage & transportation filtration

  • Mechanical equipment lubricating oil and hydraulic oil purification

  • Industrial oil-water separation and fluid filtration systems

It effectively removes moisture and tiny impurities in oil products, protects downstream precision equipment, and ensures stable system operation.

Product Technical Parameters

Filtration Accuracy: 0.3μm, efficiently removes fine solid particles, rust and sediments


Working Temperature: -30℃ ~ 115℃, adaptable to diverse complex working conditions


Max Differential Pressure: 75PSI (5.0bar); Recommended replacement pressure: 15PSI


Structural Configuration: NBR sealing gasket, epoxy-coated steel central tube, reinforced polyamide end caps, zero leakage and corrosion resistance


Industry Standard: Compliant with EI 1581 6th Edition aviation filtration standards

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