Custom Lithium Battery Pack Solutions
Reliable Custom Lithium Battery Pack Solutions for OEM Manufacturers
At Nitronics Ltd, we provide custom lithium battery pack solutions for OEMs and product developers across a wide range of industries. Working with trusted battery manufacturing partners, we can supply bespoke lithium battery packs tailored to your application’s exact power requirements, while offering complete product integration, electronics manufacturing and testing from our UK facility.
By combining specialist battery technology with Nitronics’ expertise in electronics manufacturing, we provide customers with a single, reliable source for everything from battery pack procurement to PCB assembly, wiring looms, programming, testing and complete box build assembly.

Bespoke Lithium Battery Packs for Every Application
No two products have the same power requirements. Whether you need a compact rechargeable battery for a handheld device or a high-capacity power solution for industrial equipment, we can supply custom lithium battery packs designed to your exact specification.
We support projects across a variety of sectors, including:
- Industrial automation
- Security and access control
- Medical equipment
- Scientific instrumentation
- Emergency service products
- Specialist vehicles
- Portable electronic devices
- Robotics and automation
- IoT and remote monitoring systems
- Aerospace and defence applications
Lithium Battery Technologies
We can supply a wide range of battery technologies, including:
- Lithium-Ion (Li-Ion)
- Lithium Iron Phosphate (LiFePO₄)
- Lithium Polymer (LiPo)
- Primary Lithium Cells
- Nickel Metal Hydride (NiMH)
Our team will work with you to ensure the most appropriate battery technology is selected for your application, balancing performance, operating life, safety and cost.

Complete Product Integration
Supplying the battery pack is only part of the solution.
Nitronics provides complete product integration services, enabling customers to source multiple manufacturing processes from a single supplier.
Our capabilities include:
- PCB Assembly (PCBA)
- Electronic component sourcing
- Cable assemblies and wiring looms
- Programming and firmware installation
- Functional testing
- Product assembly
- Electro-mechanical box build
- Product labelling and serialisation
- Final inspection and packaging
This integrated approach reduces supplier management, shortens lead times and simplifies your supply chain.
Battery Pack Testing and Quality Assurance
Quality and reliability are critical when integrating lithium battery technology into electronic products.
Nitronics carries out comprehensive testing on assembled products to ensure battery pack integration, electrical connections and product functionality meet customer specifications before shipment.
Testing services include:
- Functional testing
- Electrical verification
- Programming validation
- Product inspection
- Continuity testing
- Customer-specific test procedures
- Serial number traceability
Where required, we can also design bespoke automated test equipment to support ongoing production.
Why Choose Nitronics?
When you choose Nitronics, you benefit from a complete manufacturing solution backed by decades of experience in electronics manufacturing.
Our customers value:
- Single-source project management
- Trusted battery manufacturing partners
- UK electronics manufacturing expertise
- PCB assembly and product integration
- Wiring loom manufacturing
- Bespoke functional testing
- Flexible production volumes
- Reliable lead times
- High-quality workmanship
From Battery Pack to Finished Product
Whether you require a custom battery pack for a prototype or a fully integrated production product, Nitronics can coordinate every stage of the manufacturing process.
By combining trusted battery pack supply with PCB assembly, programming, wiring looms, testing and box build assembly, we deliver complete electronic products ready for installation or distribution.
If you’re looking for a dependable UK partner for custom lithium battery pack solutions, contact Nitronics Ltd today to discuss your project.
Nitronics Ltd – The Total Solution for Electronics Manufacturing.
