HELLA AC filter driers: protection and performance for long-lasting climate comfort

HELLA AC filter driers for passenger cars, light commercial vehicles and commercial vehicles are developed to ensure optimal thermal management and long-term system performance. These features make HELLA AC filter driers essential for long-lasting, dependable air-conditioning performance.

Reliable cooling performance: HELLA filter driers bind moisture in the refrigerant circuit – for consistently strong and efficient air-conditioning performance every time you drive. This leads to pleasant temperatures and clear visibility – particularly important in summer heat or humid weather.
Maximum protection against corrosion: By very effectively binding moisture in the refrigerant circuit, HELLA filter driers prevent corrosion and damage to air-conditioning components – reducing repair costs and extending service life.
Avoidance of system failures: By effectively filtering impurities, HELLA filter driers guard against expensive compressor damage – thus creating a permanently functioning air-conditioning system.
Easy installation: Thanks to a precise fit, HELLA air-conditioning driers enable quick and smooth installation and reduce vehicle downtime.

Car refrigerant & oil filling quantities

Localizador de peças sobressalentes

Identificação manual do veículo OE-no.

Localizador de peças sobressalentes

Identificação simples do veículo com matrícula Determine também as peças sobressalentes com números OE Informações detalhadas sobre o produto Encontre grossistas perto de si

Why HELLA?

HELLA A/C Compressors additional benefits

HELLA A/C Filter Driers' additional benefits

HELLA AC filter driers support system health and performance by ensuring clean, dry refrigerant flow in all operating conditions.

Improved efficiency: Clean refrigerant and stable pressure conditions increase cooling capacity and system responsiveness.

Component protection: Helps prevent premature wear of valves, compressors, and evaporators.

Low maintenance effort: Effective filtration reduces the risk of unexpected breakdowns.

Broad compatibility: Available for a wide range of vehicle makes and A/C systems.

These advantages support long-term reliability and enhance passenger comfort.

How does it work?

HELLA AC filter driers remove harmful moisture and contaminants from the refrigerant, ensuring reliable A/C system operation. Here's how the process works:

1. Moisture absorption: Moisture that enters the refrigerant circuit is absorbed by a desiccant material inside the filter drier.

2. Contaminant filtration: Fine mesh and filter layers capture particles such as metal shavings, dirt, and seal residues.

3. System protection: By ensuring clean, dry refrigerant, the filter drier prevents corrosion and damage to critical components like the compressor and expansion valve.

This two-in-one function helps stabilize pressure and temperature levels, safeguarding long-term A/C system performance.

Why and when to replace?

Over time, ac filter driers can degrade due to corrosion, contamination, or wear. Here are key signs and reasons to consider replacement:

Saturation of desiccant: Over time, the moisture-binding capacity is exhausted, risking corrosion and reduced efficiency.

System repairs: Replacement is recommended anytime the A/C system is opened, such as after replacing the compressor or condenser.

Blocked or restricted flow: If contaminants accumulate, refrigerant flow may be restricted, reducing cooling performance.

Visible damage: Cracks, dents, or leaks in the housing indicate the need for immediate replacement.

Replacing a worn HELLA AC filter drier ensures optimal refrigerant quality and protects the entire A/C system from costly failures.

What does HELLA offer?

Premium Technical Expertise and Service: Our technical workshop service, being provided through our experts, is rounding off our technical service. In addition to Tech World, our Partner World offers targeted content for wholesalers, helping them to better serve their customers.

HELLA Gutmann's Diagnostic Competence: With our first-class technical support, workshops will be able to repair the cars of today – and tomorrow. Our technical competence in workshop equipment will support this. We offer advanced vehicle diagnostics also for AC and EC, ensuring that workshops are able to deliver top-notch service.

Target-oriented Marketing Services: Entire communication to market and supporting the W/D with a powerful communication package.

Vast Data Management Services: HELLA’s sophisticated data management services allow for precise and efficient parts identification, ensuring that wholesalers and workshops can quickly find the right parts.

Tailormade Logistic Solutions: Our logistics are designed to meet the specific needs of our partners, ensuring timely and reliable delivery of products.

More details on our AC Filter Driers

Vehicle-specific spare parts

Our online catalogue is designed to make it easier for you to search for spare parts. This means that you can, for example, enter the relevant vehicle by using our comprehensive manufacturer list, the type designation or the engine code.

Vehicle-specific spare parts

Technical product information

In this database, you will find technical information about our products and specific vehicle systems – prepared by experienced technicians and mechanics.

Technical product information