Acoustic and Thermal Insulation for Electric Vehicles Market Size, Share, Growth, Trends, and Global Industry Analysis: By Product Type (Acoustic Insulation, Thermal Insulation, Combined Acoustic & Thermal Insulation), By Material Type (Foams, Fiberglass, Textiles & non-wovens, Rubber & Elastomers, Aerogels, Natural/Bio-based Materials, Others), By Vehicle Type (Battery Electric Vehicles (BEVs), Plug-in Hybrid Electric Vehicles (PHEVs), Fuel Cell Electric Vehicles (FCEVs), Others), By End User (OEMs (Original Equipment Manufacturers), Aftermarket) and By Region 2020-2031

Acoustic and Thermal Insulation for Electric Vehicles Market size was valued at US$ 4,540.1 million in 2024 and and is expected to reach US$ 10,354.6 million by 2031, growing at a significant CAGR of 12% from 2025-2031. Moreover, the U.S. market is projected to grow at 12% CAGR over the forecast period. The acoustic and thermal insulation for electric vehicles (EVs) refers to the industry segment that provides materials and solutions designed to minimize sound transmission and regulate heat within EVs. These materials are strategically used in different parts of the vehicle, such as under the hood, in the cabin, battery packs, doors, and floors, to ensure passenger comfort, protect electrical components, and enhance vehicle efficiency. Unlike traditional vehicles, EVs require specialized insulation due to the absence of engine noise and the presence of high-performance batteries that generate heat. This market includes various products such as foams, mats, fiberglass, and polymer-based composites tailored specifically for electric mobility applications.

The acoustic and thermal insulation market for electric vehicles is experiencing significant growth, driven by the rapid global shift toward electric mobility and increased consumer demand for quieter and more comfortable vehicle interiors. As EV adoption accelerates, automakers are prioritizing insulation materials that can offset the lack of engine noise while maintaining optimal battery performance and cabin temperature. The rise in stringent government regulations on noise pollution and thermal management, combined with advancements in lightweight and sustainable insulation materials, is further propelling market expansion. Key players are focusing on R&D to develop innovative, eco-friendly, and high-performance solutions to meet the evolving needs of EV manufacturers across regions like North America, Europe, and Asia-Pacific.

Facts & Figures 

• An electric vehicle can produce up to 30% more road and wind noise than a traditional internal combustion engine (ICE) vehicle, making acoustic insulation crucial for cabin comfort.
• Thermal insulation can improve battery life by 20%–25% by maintaining optimal temperature ranges in electric vehicle battery packs.
• Up to 40 kg of insulation material is used on average in a mid-sized electric vehicle, covering areas like the cabin, battery compartment, and underbody.
• Approximately 70%–80% of cabin noise in EVs originates from tires, wind, and external environment requiring advanced noise-reduction strategies.
• Battery temperatures in EVs can exceed 60°C (140°F) during fast charging or high-performance driving, highlighting the need for effective thermal insulation.
• Lightweight insulation materials can reduce vehicle weight by up to 15% compared to traditional materials, directly contributing to extended driving range and energy efficiency.

Key Developments 

• In September 2024, Armacell, a global leader in flexible foam for the equipment insulation market and a prominent provider of engineered foams, announced the launch of a new, advanced aerogel technology. The introduction of this cutting-edge product platform was expedited following an incident at the company’s Cheonan plant in South Korea on 7 September 2024. In response to the disruption and to ensure continued support for its customers, Armacell accelerated the rollout of the new technology, which is set to significantly expand its aerogel-based ArmaGel portfolio.
• In March 2025, Knauf Insulation APAC announced the availability of its high-performance glass mineral wool insulation solutions in Thailand through an exclusive partnership with Mineral Wool (Thailand). Under this agreement, Mineral Wool becomes the sole authorized distributor of the Earthwool® Metal Roofing Roll range. The launch was marked by an event in Bangkok, where company leaders presented the products to representatives from the Thai construction sector.

Acoustic and Thermal Insulation for Electric Vehicles Market Segmentation

Based on the product type 

• Acoustic Insulation
• Thermal Insulation
• Combined Acoustic & Thermal Insulation

Based on product type, thermal insulation is anticipated to lead the market due to its critical role in maintaining battery efficiency and overall vehicle safety in electric vehicles. As EV batteries generate significant heat during charging and operation, effective thermal management is essential to prevent overheating, improve battery lifespan, and ensure optimal performance. Automakers are increasingly integrating advanced thermal insulation materials to protect sensitive components and maintain cabin comfort. This demand is further driven by the global push for higher energy efficiency and regulatory standards for battery safety. As a result, thermal insulation remains the dominant product type in this market segment.

Based on the material type 

• Foams
• Fiberglass
• Textiles & non-wovens
• Rubber & Elastomers
• Aerogels
• Natural/Bio-based Materials
• Others

The foam segment is anticipated to lead the acoustic and thermal insulation market for electric vehicles. This dominance is primarily driven by their lightweight nature, excellent thermal resistance, and superior sound-absorbing properties. Foam materials, such as polyurethane and polyethylene, are widely used in various parts of EVs including the cabin, battery compartments, and underbody areas. As electric vehicles aim to enhance energy efficiency and passenger comfort, foams offer a cost-effective solution that meets both thermal and acoustic requirements. Their ease of manufacturing, versatility, and compatibility with modern vehicle designs position foams as the most preferred material across EV platforms.

Based on the vehicle type 

• Battery Electric Vehicles (BEVs)
• Plug-in Hybrid Electric Vehicles (PHEVs)
• Fuel Cell Electric Vehicles (FCEVs)
• Others

Based on vehicle type, Battery Electric Vehicles (BEVs) are anticipated to lead the acoustic and thermal insulation market. This dominance is primarily driven by the global shift toward zero-emission transportation and the growing investments in BEV production by major automakers. BEVs rely entirely on electric power, making thermal management critical for battery performance, safety, and longevity. Additionally, due to the absence of engine noise, BEVs require enhanced acoustic insulation to reduce road and wind noise, improving cabin comfort. Supportive government policies, expanding charging infrastructure, and advancements in battery technology continue to accelerate BEV adoption, thereby driving strong demand for insulation solutions.

Based on the end user 

• OEMs (Original Equipment Manufacturers)
• Aftermarket

Based on end user, OEMs (Original Equipment Manufacturers) are anticipated to lead the acoustic and thermal insulation market for electric vehicles. This leadership is primarily driven by the increasing integration of advanced insulation solutions during the vehicle design and manufacturing phase. OEMs are focusing on enhancing vehicle efficiency, passenger comfort, and battery safety from the outset, prompting the use of high-performance insulation materials. As consumer demand rises for quieter and more thermally stable EVs, manufacturers are embedding these solutions as standard features. Additionally, regulatory pressures on vehicle noise and emissions are encouraging OEMs to invest in innovative, lightweight, and sustainable insulation technologies.