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Knorr-Bremse Air Dryer II30443N50

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! We only accept wholesale orders. Minimum quantity: 5 items.

II30443N50, I I30 443 N50, I.I30.443.N50

Product Overview

The Knorr-Bremse Air Dryer II30443N50 is a factory-assembled, high-performance air drying system designed to eliminate moisture, oil, and contaminants from compressed air in commercial vehicle pneumatic systems. As an integral component of the braking and suspension system, this unit ensures long-lasting protection and reliable operation of downstream components. Ideal for use in heavy-duty trucks, buses, and trailers operating in demanding climates.

Key Features

  • OEM Part Number: II30443N50
  • Function: Complete air dryer assembly with integrated desiccant and purge valve
  • High-efficiency filtration for moisture, oil, and debris removal
  • Integrated heating element to prevent freezing in cold conditions
  • Designed for 12V or 24V vehicle electrical systems (verify variant)
  • Corrosion-resistant housing with long service life
  • Meets ISO 7638, ECE R13, and other relevant safety standards
  • OEM quality for reliable fitment and performance
  • Country of Origin: Germany

What’s Included in the Kit

  • 1 x Knorr-Bremse Air Dryer Unit (Part No. II30443N50)
  • Integrated desiccant cartridge and purge system
  • Pre-installed electrical connectors (heater, sensor – if applicable)
  • OEM packaging with part label and traceable serial number
  • Installation and service guidelines (available on request)

Wholesale Buyer Benefits

  • Competitive trade pricing for fleets and parts distributors
  • Available from AAA Trading’s Dubai stock for immediate dispatch
  • Support for full container loads and consolidated shipments
  • Technical advisory for matching and retrofit applications
  • Full export documentation for cross-border buyers

Applications and Compatibility

The II30443N50 Air Dryer is suitable for:

  • Heavy-duty trucks, trailers, and buses equipped with Knorr-Bremse air brake systems
  • OEM platforms including Volvo, DAF, MAN, Mercedes-Benz, Scania, Renault, and Iveco
  • New installations and service replacements for factory-fitted air dryers
  • Designed for integration with Knorr-Bremse APUs and four-circuit protection systems

For specific compatibility and voltage configuration, please verify your system specifications or consult the AAA Trading technical support team.

Warranty and Product Authenticity

  • 12-month limited manufacturer warranty
  • 100% genuine Knorr-Bremse product
  • Factory packaging with OEM labeling and batch code
  • Tested and certified to meet OE safety and performance requirements

Why Choose AAA Trading Dubai

  • Trusted supplier of genuine European truck and trailer parts
  • Extensive stock of Knorr-Bremse braking and pneumatic systems
  • Strategic location in Dubai for fast global logistics
  • Dedicated support for sourcing, quotations, and cross-referencing
  • Serving B2B clients across the Middle East, Africa, and South Asia


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Shipping & Delivery
Shipping & Delivery Policy

Shipping & Delivery Policy

At Triple A Trading, we are committed to fast, reliable shipping to ensure our clients receive their automotive spare parts without unnecessary delays. We are a registered business in Dubai, United Arab Emirates. For more information about business registration, please visit the Dubai Trade Portal.

Order Processing Time

All orders are processed within 1-3 business days following payment confirmation. You'll receive a notification once your order has been dispatched.

Shipping Options & Delivery Timeframes

  • Standard Shipping – Delivered within 5-7 business days
  • Expedited Shipping – Delivered within 3-5 business days
  • Express Shipping – Delivered within 1-3 business days

Shipping Costs

Shipping rates are calculated based on your order’s weight and destination. The total shipping cost will be clearly displayed at checkout before finalizing your order.

International Shipping

We proudly serve customers across Africa, Europe, Asia, and the Middle East. Please note that international shipments may be subject to customs duties and taxes, which are the customer’s responsibility.

Triple A Trading works diligently to ensure smooth cross-border deliveries, minimizing delays due to customs or political complications. For more details, please refer to the Dubai Customs official website.

Order Tracking

Once your order ships, you'll receive a tracking number via email, which can be used to monitor the shipment through the carrier's website.

Delivery Issues

If you experience any issues with your delivery, such as delays or missing items, please contact our customer service team:

We’re here to assist you and ensure your order is resolved quickly and efficiently.

Thank you for choosing Triple A Trading – Your trusted source for quality automotive spare parts, delivered with speed and care.

Frequently Asked Questions (FAQ)

Frequently Asked Questions (FAQs)

What is the Knorr-Bremse Air Dryer II30443N50 used for?

The Knorr-Bremse II30443N50 Air Dryer is designed to remove moisture, oil, and contaminants from compressed air in commercial vehicle braking systems. It helps prevent corrosion and freezing in downstream pneumatic components, ensuring reliable brake performance and system longevity.

Which vehicles are compatible with II30443N50?

This air dryer unit is commonly installed on European heavy-duty trucks, buses, and trailers. It is compatible with various Knorr-Bremse Air Processing Units (APUs) and other integrated air management systems. Always confirm the OE reference or cross-part numbers before installation.

Is II30443N50 a genuine Knorr-Bremse product?

Yes, we supply 100% genuine Knorr-Bremse air dryers. Each unit is factory-tested, sealed, and comes with official branding, serial tracking, and warranty support from the manufacturer.

What components are included with the air dryer?

The II30443N50 is typically delivered as a complete unit, including the desiccant cartridge and necessary seals. Mounting brackets and fittings may be ordered separately if needed.

Do you offer wholesale pricing?

Yes, we provide special pricing for distributors, workshops, and fleet buyers. Please contact us at sales@triple-a-trading.com with your order volume and destination for a custom quote.

How often should the II30443N50 air dryer be replaced?

The complete air dryer unit should be inspected regularly and replaced based on usage, typically every 2–3 years or 300,000 km. Desiccant cartridges should be serviced annually for optimal performance.

Is international shipping available?

Yes, we ship globally from our Dubai warehouse. We handle all export documentation and provide express, standard, or consolidated freight options depending on your needs.

What is the lead time for delivery?

Orders are typically dispatched within 1–2 business days. Transit time ranges from 2 to 5 working days, depending on your location and chosen shipping method.

Is the air dryer covered under warranty?

Yes, this product includes a 12-month warranty from Knorr-Bremse covering manufacturing defects when used under normal operating conditions and installed according to technical guidelines.

Can you provide technical support for installation?

Yes, we provide technical assistance, product datasheets, and installation guidance for service centers and fleet workshops. Please contact us if you need documentation or troubleshooting help.

How do I verify the authenticity of the II30443N50 unit?

Genuine Knorr-Bremse products include serialized labels, QR codes, and tamper-proof packaging. You may verify authenticity via Knorr-Bremse’s online portal or by submitting the unit's serial number to our team.

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