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The Air Dryer 9324000020 is an essential safety component for commercial truck air brake systems, featuring the authentic WABCO 932 400 002 0 OEM number. As a premium truck air brake system air dryer designed for European heavy-duty truck brands, it effectively removes moisture from compressed air to prevent brake system freezing, corrosion and malfunctions—critical for commercial vehicle professionals prioritizing brake safety and operational reliability. With a safety pressure rating of 14.5±2.5bar and constructed from high-grade aluminum alloy and stainless steel, this WABCO 932 400 002 0 air dryer is a direct replacement for MERCEDES, DAF and SCANIA trucks, boasting TS16949 certification and a 12-month comprehensive warranty. It is the top choice for commercial truck fleets, brake system maintenance specialists and heavy-duty vehicle parts suppliers operating in high-humidity, extreme temperature or long-haul transport scenarios.

Specification | Details |
WABCO Original No. | 932 400 002 0 |
MERCEDES OEM Reference | 0004301515 |
DAF OEM Reference | 1505119 |
SCANIA OEM Reference | 390854 |
Safety Working Pressure | 14.5±2.5bar |
Main Materials | Heavy-duty aluminum alloy + 304 stainless steel |
Certification | TS16949 automotive part certification |
Warranty | 12 months for commercial use |
Drying Technology | Desiccant-based drying + refrigeration drying |
Applicable System | European heavy-duty truck air brake systems |
Installation | Modular plug-and-play |
The Air Dryer 9324000020 combines desiccant-based and refrigeration drying methods to deliver superior moisture removal performance. The high-capacity desiccant bed adsorbs moisture for standard commercial operations, while the refrigeration system cools compressed air below the dew point for low-dew-point requirements—ideal for commercial trucks operating in high-humidity coastal or rainy regions. This dual technology ensures compressed air is 100% moisture-free, eliminating brake system corrosion and freezing, and reducing brake component replacement costs by 25% for commercial fleets.
Crafted from heavy-duty aluminum alloy and stainless steel, the dryer’s housing offers exceptional corrosion, impact and wear resistance—perfect for commercial trucks traveling on dusty, muddy or coastal roads. Its modular design allows for quick access to internal components (desiccant beds, separators, refrigeration units), cutting maintenance time by 60% and minimizing vehicle downtime for commercial operators with strict delivery timelines.
Equipped with an intelligent sensor-driven control system, this DAF MERCEDES SCANIA air dryer automatically adjusts the drying process based on real-time compressed air demand. The desiccant regeneration system is optimized to minimize energy consumption, while the refrigeration system uses high-efficiency compressors and heat exchangers to reduce power usage by up to 30%. For commercial fleets, this translates to lower fuel costs and reduced operational expenses, aligning with sustainable commercial operation goals.
As a direct WABCO replacement part, the 9324000020 air dryer integrates seamlessly with MERCEDES, DAF and SCANIA air brake systems without any modifications. It meets all European commercial vehicle safety standards, ensuring consistent brake system performance even under full load and extreme operating conditions—critical for commercial trucks transporting heavy or hazardous cargo.
The Air Dryer 9324000020 is designed for diverse commercial vehicle and industrial applications, with core use cases including:
MERCEDES/DAF/SCANIA heavy-duty freight trucks operating on long-haul national and international routes
Commercial logistics fleets navigating high-humidity coastal areas, rainy regions or cold winter climates
Port and warehouse internal transport trucks with frequent brake system use
Construction site heavy-duty trucks operating in dusty, muddy and harsh environments
Industrial pneumatic equipment in manufacturing, food & beverage and pharmaceutical industries (compressed air drying)
All mainstream European heavy-duty truck models with standard air brake systems
For commercial vehicle professionals seeking a reliable air dryer supplier, AHEM offers unrivaled value and service:
Commercial-focused technical expertise: Our experienced engineers provide free selection guidance to match the right air dryer model to your fleet’s operating environment (humidity, temperature, route type).
Customized drying solutions: We can tailor the dryer’s desiccant type and refrigeration parameters for commercial users with special low-dew-point or high-capacity compressed air needs.
Comprehensive commercial warranty: All air dryers come with a 12-month warranty, including free replacement for quality issues and on-site maintenance support for large commercial fleets.
Stable commercial supply chain: We maintain large inventory levels to ensure on-time delivery for bulk commercial orders, with flexible shipping options (sea, land, air) to meet global delivery needs.
Modular after-sales service: We offer separate replacement parts for the dryer’s modular components, reducing maintenance costs for commercial users in the long term.
It effectively removes moisture from compressed air to prevent brake system freezing, corrosion and malfunctions, ensuring consistent and safe brake performance for commercial trucks in all operating conditions.
It is a direct replacement part for MERCEDES, DAF and SCANIA heavy-duty commercial trucks, with matching OEM references for each brand’s air brake systems.
It cuts maintenance costs by reducing brake component wear, lowers energy consumption with an intelligent control system, and minimizes downtime with a modular design for quick maintenance—all key cost-saving benefits for commercial operations.
If you’re a commercial fleet manager, truck brake system maintenance specialist or heavy-duty vehicle parts distributor in need of a high-performance WABCO 932 400 002 0 replacement air dryer, AHEM provides tailored solutions for your commercial needs. Our team will create a customized quote based on your purchase quantity, fleet brand, operating environment and delivery requirements—including exclusive bulk purchase discounts and free technical support for commercial users. Contact us now to receive a detailed product specification sheet and your personalized quote!
The Air Dryer 9324000020 is an essential safety component for commercial truck air brake systems, featuring the authentic WABCO 932 400 002 0 OEM number. As a premium truck air brake system air dryer designed for European heavy-duty truck brands, it effectively removes moisture from compressed air to prevent brake system freezing, corrosion and malfunctions—critical for commercial vehicle professionals prioritizing brake safety and operational reliability. With a safety pressure rating of 14.5±2.5bar and constructed from high-grade aluminum alloy and stainless steel, this WABCO 932 400 002 0 air dryer is a direct replacement for MERCEDES, DAF and SCANIA trucks, boasting TS16949 certification and a 12-month comprehensive warranty. It is the top choice for commercial truck fleets, brake system maintenance specialists and heavy-duty vehicle parts suppliers operating in high-humidity, extreme temperature or long-haul transport scenarios.

Specification | Details |
WABCO Original No. | 932 400 002 0 |
MERCEDES OEM Reference | 0004301515 |
DAF OEM Reference | 1505119 |
SCANIA OEM Reference | 390854 |
Safety Working Pressure | 14.5±2.5bar |
Main Materials | Heavy-duty aluminum alloy + 304 stainless steel |
Certification | TS16949 automotive part certification |
Warranty | 12 months for commercial use |
Drying Technology | Desiccant-based drying + refrigeration drying |
Applicable System | European heavy-duty truck air brake systems |
Installation | Modular plug-and-play |
The Air Dryer 9324000020 combines desiccant-based and refrigeration drying methods to deliver superior moisture removal performance. The high-capacity desiccant bed adsorbs moisture for standard commercial operations, while the refrigeration system cools compressed air below the dew point for low-dew-point requirements—ideal for commercial trucks operating in high-humidity coastal or rainy regions. This dual technology ensures compressed air is 100% moisture-free, eliminating brake system corrosion and freezing, and reducing brake component replacement costs by 25% for commercial fleets.
Crafted from heavy-duty aluminum alloy and stainless steel, the dryer’s housing offers exceptional corrosion, impact and wear resistance—perfect for commercial trucks traveling on dusty, muddy or coastal roads. Its modular design allows for quick access to internal components (desiccant beds, separators, refrigeration units), cutting maintenance time by 60% and minimizing vehicle downtime for commercial operators with strict delivery timelines.
Equipped with an intelligent sensor-driven control system, this DAF MERCEDES SCANIA air dryer automatically adjusts the drying process based on real-time compressed air demand. The desiccant regeneration system is optimized to minimize energy consumption, while the refrigeration system uses high-efficiency compressors and heat exchangers to reduce power usage by up to 30%. For commercial fleets, this translates to lower fuel costs and reduced operational expenses, aligning with sustainable commercial operation goals.
As a direct WABCO replacement part, the 9324000020 air dryer integrates seamlessly with MERCEDES, DAF and SCANIA air brake systems without any modifications. It meets all European commercial vehicle safety standards, ensuring consistent brake system performance even under full load and extreme operating conditions—critical for commercial trucks transporting heavy or hazardous cargo.
The Air Dryer 9324000020 is designed for diverse commercial vehicle and industrial applications, with core use cases including:
MERCEDES/DAF/SCANIA heavy-duty freight trucks operating on long-haul national and international routes
Commercial logistics fleets navigating high-humidity coastal areas, rainy regions or cold winter climates
Port and warehouse internal transport trucks with frequent brake system use
Construction site heavy-duty trucks operating in dusty, muddy and harsh environments
Industrial pneumatic equipment in manufacturing, food & beverage and pharmaceutical industries (compressed air drying)
All mainstream European heavy-duty truck models with standard air brake systems
For commercial vehicle professionals seeking a reliable air dryer supplier, AHEM offers unrivaled value and service:
Commercial-focused technical expertise: Our experienced engineers provide free selection guidance to match the right air dryer model to your fleet’s operating environment (humidity, temperature, route type).
Customized drying solutions: We can tailor the dryer’s desiccant type and refrigeration parameters for commercial users with special low-dew-point or high-capacity compressed air needs.
Comprehensive commercial warranty: All air dryers come with a 12-month warranty, including free replacement for quality issues and on-site maintenance support for large commercial fleets.
Stable commercial supply chain: We maintain large inventory levels to ensure on-time delivery for bulk commercial orders, with flexible shipping options (sea, land, air) to meet global delivery needs.
Modular after-sales service: We offer separate replacement parts for the dryer’s modular components, reducing maintenance costs for commercial users in the long term.
It effectively removes moisture from compressed air to prevent brake system freezing, corrosion and malfunctions, ensuring consistent and safe brake performance for commercial trucks in all operating conditions.
It is a direct replacement part for MERCEDES, DAF and SCANIA heavy-duty commercial trucks, with matching OEM references for each brand’s air brake systems.
It cuts maintenance costs by reducing brake component wear, lowers energy consumption with an intelligent control system, and minimizes downtime with a modular design for quick maintenance—all key cost-saving benefits for commercial operations.
If you’re a commercial fleet manager, truck brake system maintenance specialist or heavy-duty vehicle parts distributor in need of a high-performance WABCO 932 400 002 0 replacement air dryer, AHEM provides tailored solutions for your commercial needs. Our team will create a customized quote based on your purchase quantity, fleet brand, operating environment and delivery requirements—including exclusive bulk purchase discounts and free technical support for commercial users. Contact us now to receive a detailed product specification sheet and your personalized quote!