Accelerate product development: Rapid sampling and tailored solutions with ASPINA’s seat ventilation blowers

  • Automotive

  • Automotive seat ventilation system

Automotive seat and seat ventilation system manufacturers

Quick and diverse solutions needed to confront the ever-changing automotive industry and seat ventilation market

The automotive industry is in a transformative era. As electric vehicles (EVs) become mainstream and car seats integrate more features to enhance comfort, manufacturers across the supply chain, from automotive Original Equipment Manufacturers (OEMs) to seat and seat ventilation system suppliers, are confronting diverse challenges in this evolving landscape.

At the forefront of innovation, ASPINA offers a comprehensive lineup of seat ventilation blowers tailored to meet these needs. This article introduces three case studies that demonstrate how our products address unique industry demands, while also highlighting how customers can streamline their product development using ASPINA's tailored solutions.

Case 1: Compact, quiet and high-performance blowers for EVs

Alongside the industry’s shift to EVs, we are seeing unique requirements that are reshaping vehicle design. Unlike traditional Internal Combustion Engine (ICE) vehicles, EVs carry large batteries beneath the floor, which reduces the interior space designers have to accommodate seats. At the same time, EVs are remarkably quiet, which makes even trivial noises rather noticeable. Coupled with the growing expectation for added comfort features, such as massage functions and spacious seating, EVs demand a new generation of seat ventilation blowers that are compact and quiet, while also featuring high ventilation performance. These requirements present a significant challenge as compactness is often at odds with low noise and ventilation performance factors such as static pressure or airflow. However, ASPINA overcomes these constraints by proposing two of our blower models: the DRF-29A306 EV-T XL and DRF-29A306 XL.

The DRF-29A306 EV-T XL offers a maximum flow of 34 CFM with a noise level of just 52 dB(A). This is achieved by ASPINA’s distinctive back-outlet design; a breakthrough that minimizes the aeroacoustic noise from the outlet while delivering exceptional airflow. This innovation is particularly valuable for applications with strict space limitations, as the direction of airflow remains confined within the blower’s compact footprint.

Image of DRF-29A306 EV-T XL blower DRF-29A306 EV-T XL

The DRF-29A306 XL shares a similar product concept with quiet operation, but stands out with a particularly high static pressure, reaching a maximum of 568 Pa. This is ideal for cases where the seat fabric has high resistance. It’s single-outlet housing aligns with mainstream blower design and dimensions, allowing seamless replacement of existing units.

Image of DRF-29A306 XL blower DRF-29A306 XL

Both have a compact 120x120mm footprint and a low profile 22mm housing scroll - perfect for slim seats. Together, these models provide seat and seat ventilation system manufacturers with versatile options to meet the unique demands of EV design.

Airflow image of DRF-29A306 EV-T XL (left) and DRF-29A306 XL blower (right) Airflow image of DRF-29A306 EV-T XL (left) and DRF-29A306 XL blower (right)

Case 2: High-power blower for rapid seat cooling in tropical climates

As seat ventilation gains global popularity, demands from consumers in different climates are also increasing. Several studies foresee the Asia Pacific region as a high growth market, making it a high potential area for related manufacturers. However, it is important to consider how different climates could affect how consumers use this seat feature.

For example, in regions like Southeast Asia, where hot and humid climates dominate, rapid seat cooling has become a priority for consumers. Many activate the seat ventilation system at its maximum output before entering the vehicle, wait until the seats have cooled, and then enter and sit, ensuring a comfortable driving experience from start to end. However, existing blowers in the market often fall short when tasked with this rapid cooling. Pursuing compactness has long been the standard driven by the industry’s focus on space-saving, but these smaller blowers often struggle to provide airflow high enough for this cooling method. To address this gap, ASPINA introduces the DRF-29A306 XXL, specifically engineered to meet the demands of such environments.

The DRF-29A306 XXL blower places the highest priority on cooling performance. Featuring a sirocco fan*, it operates at low rotational speeds while still generating powerful airflow. As a result, it delivers a maximum flow of 46 CFM while keeping noise to a minimum. Although slightly larger than standard blowers, the DRF-29A306 XXL offers unmatched cooling efficiency, making it the ideal choice for applications in extreme climates.

  • *
    Sirroco fan: A type of centrifugal blower with blades typically angled forward in the direction of rotation.

Image of DRF-29A306 XXL blower DRF-29A306 XXL

Performance curve of DRF-29A306 XXL compared to ASPINA's other seat ventilation blower models Performance curve of DRF-29A306 XXL compared to ASPINA's other seat ventilation blower models

Case 3: OEM-driven specifications and cost-effective performance

For seat and seat ventilation system manufacturers, the demands of automotive OEMs significantly influence product development. Other than mandatory specifications needed to comply with automotive industry safety regulations and quality standards, OEMs may impose specific component preferences tailored to their product concept or unique policies. Meanwhile, ventilated seats are becoming increasingly common, driving commoditization and intensifying cost competition. Manufacturers must now ensure their products not only align with OEM requirements but also meet the high cost-performance criteria demanded by the market.

When ASPINA conducted in-depth research into industry needs, we found that some OEMs specify the type of bearings used in seat ventilation blower motors. Here, we introduce our proposal for a customer with OEM specification for a ball bearing blower.

The DRF-26106 Standard is a ball bearing blower that combines high performance with cost efficiency, demonstrating our commitment to meeting both technical and economic demands. This blower has been optimized through a series of small creative innovations:

  • Compact design achieved by adopting a small-diameter motor with increased number of poles. It is one of the smallest models in our lineup, measuring only 100x100x21mm in size while achieving a maximum pressure of 450 Pa.
  • Reduced costs while maintaining performance by transitioning from a three-phase motor to a single-phase motor, followed by improved blower design.
  • Significantly reduced part count and manufacturing costs by insert molding the pressed stator housing into the plastic bottom housing.

Image of DRF-26106 Standard blower DRF-26106 Standard

These optimizations were achieved through close collaboration between product design and production engineering teams. This approach delivered benefits that more than offset the higher unit cost of ball bearings compared to sleeve bearings, demonstrating how ASPINA tailors our products to meet customer needs without compromising on quality.

Accelerate your product development with ASPINA‘s rapid sampling and tailored solutions

The cases above highlight a common theme: ASPINA’s readiness to support our customers with a wide range of products that not only meet market demands but are also readily available as off-the-shelf samples. We know that speed is crucial for our customers. Vehicle seat designs often come late in the development process, leaving seat and seat ventilation system manufacturers with little time to refine specifications. ASPINA offers rapid sampling from nine models in our current lineup, enabling customers to jumpstart their development process, finalize their design, and stay on track with production schedules.

Customization is a key strength and defining expertise that sets ASPINA apart. We understand that each project comes with unique challenges, from fitting blowers into compact spaces to optimizing performance for different seat materials. Backed by decades of experience and a proven track record with over ten OEMs, ASPINA offers tailored solutions that deliver optimal airflow, reduced noise, and unparalleled reliability.

With our expertise and commitment to innovation, we empower our customers to accelerate their product development and launch exceptional products to the market faster.

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Related information

Customer challenges

  • Developing products that meet diverse and unique needs as the market grows.
  • Managing short product development lead times and the immediate need for blower samples.
  • Designing optimized products tailored to specific project requirements.

ASPINA solutions

  • A comprehensive product lineup to address various market demands.
  • Off-the-shelf samples are available for all models, enabling streamlined product development by refining specifications based on these samples.
  • Customized designs to achieve optimal specifications for each unique project. ASPINA’s engineering team will assist with the whole development process.

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