Budget-Friendly DC.7-727-xx Replacement Coalescer Cartridge | Equal Separation for Refinery Tank Farms & Aviation Fuel Terminals

Product Overview

FAUDI DC.7-727-XX series is a long-size industrial coalescing filter cartridge widely adopted in vertical filter separators for hydrocarbon purification, serving refineries, bulk fuel tank yards and aviation fuel depots globally. Our factory-manufactured interchangeable DC.7-727-XX coalescer acts as a fully drop-in substitute for original FAUDI cartridges, matching all dimensional outlines, end cap structures, sealing interfaces and international separation standards without compromising purification capacity.

Most plant operators face two core pain points with genuine FAUDI filters: steep import pricing that inflates recurring consumable budgets, plus lengthy overseas delivery cycles delaying routine maintenance shutdowns. Our replacement element eliminates intermediate markups and shortens lead times drastically. Every finished unit undergoes strict off-line water coalescence and particle retention testing before shipment, delivering stable, OEM-matching performance at far lower procurement expenditure.

Key Competitive Advantages 

1. Zero Modification Plug-and-Play Compatibility 

We replicate every structural detail of original FAUDI DC.7-727-XX, including end cap size, central tube diameter, gasket groove depth and total cartridge length. Operators can directly swap old FAUDI elements without modifying filter vessels, refueling skids or pipeline separation systems. No leakage, no extra engineering adjustment work, cutting maintenance labor hours effectively.

2. Identical Separation Performance, 35%–60% Lower Purchase Cost

Our multi-stage composite glass fiber media adopts the same hydrophobic surface treatment technology as authentic FAUDI products. It captures micro emulsified water and tiny solid pollutants equally well for jet fuel, diesel and petrochemical solvents. Factory direct sales remove multiple trading links, slashing long-term filter replacement expenses for facilities with large monthly consumption volume, bringing obvious total operation cost savings annually.

3. Larger Dirt Holding Capacity to Extend Maintenance Intervals 

Optimized pleat folding density and expanded effective filtration surface area allow the cartridge to absorb far more contaminants before differential pressure rises rapidly. Longer service cycles mean fewer shutdowns for filter replacement, maximizing continuous production runtime for refineries and fuel terminals.

4. Heavy-Duty Reinforced Construction for Unstable Working Conditions 

Thickened epoxy-coated steel inner tube resists high-flow fluid impact and frequent temperature fluctuations; reinforced polyamide end caps avoid cracking during disassembly. No media collapse, gasket peeling or structural failure under 24-hour non-stop fuel transfer, lowering unplanned filter failure risks.

5. Flexible Fast Delivery & Customization Support 

Mass production capacity supports bulk order delivery within 7–10 working days; small sample orders are acceptable for on-site performance verification. We offer customized sealing materials, media layers and slight dimensional adjustments for non-standard filter housings. Every batch passes full leakage and efficiency inspection before packaging to guarantee stable quality consistency.

Wide Industrial Application Scenarios

1. Aviation Fuel Storage & Refueling Facilities

Airport central kerosene depots, underground hydrant dispensers, mobile jet refueling tankers. Removes water and particulate impurities to protect aircraft engine injectors from abrasion and corrosion, fully complying with global aviation fuel cleanliness standards.

2. Refinery & Large-Scale Tank Farm Terminals

Finished gasoline/diesel storage yards, crude oil refining workshops, fuel blending pipelines. Separates emulsified water, pipeline sediment and micro catalyst particles to upgrade finished fuel purity and slow internal pipeline corrosion.

3. Marine & Offshore Fuel Supply Systems

Offshore drilling platform fuel pretreatment units, coastal fuel transport barges, auxiliary diesel filter separators on cargo ships. Adapts to fluctuating marine temperature and pressure to block water ingress that damages marine diesel engines.

4. Gas Turbine & Power Generation Industry

Power plant turbine fuel filtration skids, industrial backup generator diesel pre-separation equipment. Eliminates moisture and micro contaminants to stabilize combustion efficiency and extend the service life of turbine blades and fuel nozzles.

5. Petrochemical & Light Hydrocarbon Processing

LPG treatment lines, benzene, toluene, xylene purification workshops, low-viscosity industrial solvent separation. Suitable for all immiscible hydrocarbon fluids matching DC.7-727-XX working parameter range.

4.Optional Available Models

-Series A / Y Series

A.1-559, A.1-842, A.3-842, A.4-727, A.6-467, A.6-842

Y.1-842/5, Y.4-467/5, Y.4-559/5, Y.4-842/5, Y.6-362/5, Y.6-559/5, Y.7-362/5, Y.7-842/5, Y.7-1422/5

-MIL Series

MIL.1-842, MIL.3-467, MIL.3-559, MIL.3-842, MIL.3-965, MIL.4-279, MIL.4-362, MIL.4-559, MIL.4-727, MIL.4-842, MIL.4-965, MIL.4-1093,

MIL.4-1422, MIL.6-362, MIL.6-559, MIL.6-842, MIL.7-362, MIL.7-559, MIL.7-727, MIL.7-842, MIL.7-965, MIL.7-1093, MIL.7-1422

-K Series

K.1-842, K.3-467, K.3-559, K.3-842, K.3-965, K.4-279, K.4-362, K.4-559, K.4-727, K.4-842, K.4-965, K.4-1093, K.4-1422, K.7-362, K.7-559, K.7-727,

K.7-842, K.7-965, K.7-1093, K.7-1422

-P Series

P.1-842, P.3-467, P.3-559, P.3-842, P.3-965, P.4-279, P.4-362, P.4-559, P.4-727, P.4-842, P.4-965, P.4-1093, P.4-1422, P.7-362, P.7-559, P.7-727, P.7-842,

P.7-965, P.7-1093, P.7-1422

-D & DC Series

D.1-362, D.1-842, D.6-467

DC.1-842-xx, DC.4-279-xx, DC.4-362-xx, DC.4-559-xx, DC.4-727-xx, DC.4-842-xx, DC.4-1093-xx, DC.4-1422-xx, DC.7-362-xx, DC.7-559-xx,

DC.7-727-xx, DC.7-842-xx, DC.7-1093-xx, DC.7-1422-xx

Model: Replacement DC.7-727-xx (Universal substitute for all suffix variants of FAUDI DC.7-727 series)

Overall Length: 727 mm

Outer Diameter: 152 mm (6 inch); Inner Diameter: 89 mm (3.5 inch)

End Cap Form: Double open reinforced polyamide end caps, glass fiber reinforced anti-crack design

Flow Direction: Inside-to-out standard layout

Compliance Standard: Meets EI 1581 6th Edition Category C aviation fuel filtration norms

Differential Pressure Index

Max allowable differential pressure: 5.2 bar (75 psi)

Recommended replacement threshold: 1.0 bar (15 psi)

Operating Temperature Range: -30°C ~ 80°C (-22°F ~ 176°F)

Compatible Fluid pH Value: 5–9