S3213 Marine Fuel Water Separator - High-Flow Corrosion-Resistant (95x171mm)

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Enhance your outboard engine's performance and longevity with the AirowMarine S3213 Marine Fuel Water Separator. This essential filter assembly features robust anodized aluminum housing for superior corrosion resistance in harsh marine environments. The transparent, UV-stabilized water collection cup allows for quick visual inspection and easy drainage of separated water and sediment, preventing costly engine damage. Engineered for high-flow filtration, it ensures clean fuel delivery to your outboard motor. With an outer diameter of 95mm and a height of 171mm, this S3213 standard replacement provides reliable protection for every voyage. AirowMarine S3213 Marine Fuel Water Separator Infographic showing High-Flow Filtration, Corrosion-Resistant Housing, Easy Sediment Drainage, Outer Diameter 95mm, Height 171mm, Model S3213, and included Brass Fittings

Frequently Asked Questions

How effectively does the S3213 separator protect my outboard engine from water damage?
The S3213 Marine Fuel Water Separator features high-flow filtration designed to efficiently remove harmful water and sediment from your fuel. Its transparent, UV-stabilized collection cup allows for constant visual monitoring of contaminants, ensuring you can drain collected water promptly before it reaches your engine, thus preventing corrosion and costly damage.
Is the S3213 difficult to install, and what are its compatibility requirements?
Installation is straightforward for most outboard motor fuel systems. The S3213 is a universal marine fit replacement, suitable for various vessel types including pontoons, bass boats, and center consoles. Its compact design (95mm OD, 171mm H) and included brass fittings for hose connections ensure broad compatibility and ease of integration into existing fuel lines.
What is the durability and corrosion resistance of the S3213 in harsh marine environments?
Engineered for marine use, the S3213 boasts a robust anodized aluminum housing that provides exceptional corrosion resistance against saltwater and other environmental factors. The transparent collection bowl is made from a high-density, UV-stabilized polymer, preventing degradation from sun exposure, ensuring long-term reliability and performance.

Engineering Specs

REV: 2025.Q4 // TECH-STANDARD
Material_Grade
Marine-Grade Aluminum, High-Density Fuel-Resistant Polymer, Brass
Surface_Finish
Anodized Smooth Finish, Transparent Molded Finish
UV_Resistance
UV-Stabilized Polymer
Corrosion_Rating
Anodized Aluminum Housing, Marine-Grade Brass Fittings
Compatibility
Outboard Motor Vessels, Pontoon, Bass Boat, Center Console, Runabout
Hull_Integration
Universal
Standard_Ref
S3213 / Universal Marine Fit

ESTABLISHED 2017

AirowMarine

Professional Marine Hardware for a Safer Voyage.

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Our Roots

Hong Kong Based, 8 Years of Expertise

The story of AirowMarine began eight years ago. Headquartered in Hong Kong, we have been dedicated to the global operation and brand building of marine accessories. These eight years of experience have taught us that on the unpredictable sea, every single component carries the trust and safety of the boat owner.

B2B marine hardware production: A massive mirror-polished 316 stainless steel boat anchor being hoisted for quality verification in AirowMarine’s industrial workshop in mainland China.

Supply Chain

Invested Factories in Mainland China

To ensure our products withstand extreme environments, we are more than just a bridge for trade. AirowMarine has invested in its own manufacturing facilities in Mainland China. Leveraging the region's mature and efficient industrial supply chain, we are deeply involved in the entire process—from raw material selection and precision machining to final assembly. We avoid exaggerated claims; instead, through professional logistics and rigorous quality control, we ensure every product delivered to you meets high nautical-grade standards.

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Reliability

Strict QC & Global Logistics

As a provider of marine accessories, our business is intimately connected to the water. We believe that protecting the ocean is not just a slogan; it must be reflected in every detail of our business. Currently, AirowMarine is continuously optimizing our packaging solutions: we maximize the reduction of single-use plastics in our packaging and shipping processes, using recyclable paper-based cushioning materials whenever possible. Our products are built to power your voyage, while our packaging is designed to protect the purity of the blue sea.

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Our Mission

Protecting the Blue, Plastic-Free

We are aware that there is always room for improvement, but we have never stopped in our pursuit of excellence and environmental responsibility. AirowMarine is committed to providing you with durable, reliable, and eco-conscious marine accessories.

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Technical help in 24 hours

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Secure & Tracked Shipping

Custom Solutions

Tailored parts for your boat

Factory Direct

Invested supply, best value

Proven Quality

Tested for nautical safety