Custom Rechargeable
Battery Pack and Charger Design Experts

Our expertise in developing complex solutions is backed by our state-of-the-art metalworking, plastics, and electronics development experience. Our highly skilled engineers, proficient in multiple domains, collaborate seamlessly to craft solutions that meet your unique technical and business requirements.

Contact Us

Tailored Power Solutions: Your Battery Experts

Our decades of experience and state-of-the-art facilities position us as the ideal partner for your custom battery pack and charger needs. Our team of skilled engineers, proficient in multiple domains, collaborates seamlessly to craft solutions that align perfectly with your technical and business objectives.

We understand that every project is unique, with specific requirements and challenges. Our team is dedicated to listening attentively to your needs, analyzing your application, and developing tailored solutions that optimize performance, efficiency, and reliability. By combining our technical expertise with a deep understanding of your business goals, we ensure that our solutions seamlessly integrate into your operations, driving value and success.

Supply Chain
Collaboration

By fostering close relationships with our vendors, we create a collaborative ecosystem that benefits your project. Read More..

Supply Chain Collaboration

By fostering close relationships with our vendors, we create a collaborative ecosystem that benefits your project. Our deep connections enable us to leverage their expertise and resources, ensuring a seamless and efficient supply chain. When you choose us for your custom power pack and charger solutions, you benefit from this collaborative approach, leading to faster time-to-market, reduced costs, and enhanced product quality.

Accelerate to
Mass Production

A comprehensive approach accelerates your time-to-market while upholding the highest standards of quality and efficiency. Read More..

Accelerate to Mass Production

A comprehensive approach accelerates your time-to-market while upholding the highest standards of quality and efficiency. Streamlined processes and advanced capabilities ensure a seamless transition from development to mass production. We optimize production planning, leverage agile manufacturing and implement rigorous quality control

Our Expertise
at Your Service

Rosslare stands as a leader in custom battery pack and charger design, backed by decades of expertise. Read More..

Our Expertise at Your Service

Rosslare stands as a leader in custom battery pack and charger design, backed by decades of expertise. Our state-of-the-art facilities and highly skilled engineers are dedicated to crafting innovative solutions that meet your unique requirements. From concept to commercialization, we provide a comprehensive approach tailored to your specific needs.

Precision Metalworking: Your Competitive Advantage

Our state-of-the-art metal tooling and production department is a testament to our commitment to delivering exceptional quality and precision. With a comprehensive range of capabilities, including fully/semi-automatic punching machines, progressive metal stamping, wire cutting and stripping, and automated shrink tube and insulation tape application, we offer a one-stop solution for your metal component needs.

By leveraging our in-house expertise, you gain a competitive edge. Our precision metalworking capabilities enable us to:
Customize components: Tailor battery contacts and connectors to your exact specifications.
Create complex shapes: Produce intricate metal parts essential for charger contacts.
Optimize wire lengths: Ensure precise wire dimensions for various products, eliminating the need for unnecessary bulk purchases.
Refined production: Automate processes for efficient manufacturing of battery packs and chargers.
Offer design flexibility: Our expertise allows us to accommodate special parts and assemblies, ensuring your product meets unique requirements.

With our metalworking team at your disposal, you can confidently deliver high-quality components for products that meet the most demanding standards.

Read more...

A responsive team readily available

By entrusting your custom battery and charger solutions to our team, you’ll gain a valuable extension of your R&D capabilities. Our expertise frees up your valuable resources, allowing your engineers to focus on the core application of your device. Equipped with state-of-the-art in-house labs and equipment, we can rapidly develop and deliver mass production solutions that meet your exact specifications.

Partnering for Success.

At REL we believe in building long-term partnerships with our clients. Our dedicated team is committed to providing exceptional customer service and support throughout the entire project lifecycle. We work closely with you to understand your specific needs and deliver solutions that exceed your expectations.

Contact us

Comprehensive Design
and Manufacturing Services

Our team specializes in designing and manufacturing custom battery packs and chargers for a wide range of applications. Read More..

Comprehensive Design and Manufacturing Services

Our team specializes in designing and manufacturing custom battery packs and chargers for a wide range of applications. Whether you need a high-capacity battery for a medical device or a portable power solution for consumer electronics, we have the expertise to deliver tailored solutions that meet your performance and reliability standards.

Tailored Solutions for
Your Applications

Our in-house capabilities span the entire product development lifecycle. Read More..

Tailored Solutions for Your Applications

Our in-house capabilities span the entire product development lifecycle. From initial design and prototyping to mass production and testing, we offer a comprehensive range of services. Our team excels in electronics and mechanical design, ensuring optimal performance and functionality.

Quality and Reliability
are. Assured

We are committed to delivering the highest quality products. Read More..

Quality and Reliability are. Assured

We are committed to delivering the highest quality products. Our rigorous testing and quality control processes ensure that our battery packs and chargers meet or exceed industry standards. We prioritize safety and reliability, incorporating advanced features like overcharge, overcurrent, and overtemperature protection.

Custom Design Process

REL’s North American and Shenzhen-based teams collaborate seamlessly to deliver comprehensive R&D solutions for your designs. Our unified approach, combining the expertise of our engineering teams, ensures a cohesive and efficient product development process. From initial concept to final production, we facilitate the development of custom portable and rechargeable products, tailored to your specific needs.

  • 2D and 3D mechanical design using advanced solid modeling systems and tooling
  • Electrical and electronic design
  • Multi-layer PCB layout
  • Software design
  • Design Verification (DV) Prototypes for testing the optimal production process
  • Battery technologies such as Li-Ion, Li-Polymer, and NiMh varying by form factors and capacity levels

For full turnkey solution services, our North American engineering team and Shenzhen R&D team provide highly efficient complementary services, including:

  • Applications Engineering
  • Battery Design
  • Circuit Design
  • Firmware Development
  • Battery Testing
  • Project Management
  • Qualification Testing
  • Agency Approvals as UL, CuL, CE, FCC

Are you ready to discuss your project? Contact us today to learn how our expertise can benefit your business. Our team is eager to collaborate with you and deliver innovative battery pack and charger solutions that drive your success.

Share your Requirements Let’s Talk

Upload your Specifications