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Custom Drone Battery Packs: A Guide for OEMs and Defense Contractors

Off-the-shelf batteries work well for standard drones, but many commercial, industrial, and defense platforms have requirements that go beyond what a catalog product can offer — unique form factors, specific capacity targets, custom connectors, or branding requirements for OEM products. This is where custom battery pack manufacturing comes in.

Here's what "custom" actually means, and how the process works.

What Does "Custom" Mean?

Custom battery packs can vary along several dimensions, often combined:

Cell configuration — Specific series/parallel arrangements (e.g., 6S4P, 12S2P) to hit exact voltage and capacity targets for your platform.
Capacity — Capacities outside our standard catalog range, tailored to your specific mission profile or flight time requirements.
Connector and form factor — Specific connector types (including MR60, XT90, or others your platform requires), pack dimensions to fit existing battery bays, and wiring configurations.
Branding and labeling — For OEM clients, packs can be labeled with your brand, including custom printed wraps and documentation.
Cell selection — Choice of Molicel or Samsung cells based on your application's priorities (capacity vs. discharge rate vs. cost).

The Typical Process

Step What Happens
1. Requirements Share your platform's voltage, capacity, dimensional, and connector requirements — along with expected order volumes and timeline.
2. Design & cell selection We recommend a cell configuration and type based on your requirements, balancing capacity, discharge performance, weight, and cost.
3. Prototype A prototype pack is built to your specifications for evaluation and testing on your platform.
4. Testing & iteration Based on your feedback and testing results, we refine the design — adjusting capacity, form factor, or other specs as needed.
5. Production Once finalized, we move to production runs with consistent cell matching and QC across every unit.

Use Cases We Support

Defense and security contractors — Mission-ready packs for surveillance, reconnaissance, and tactical UAV platforms, with the durability and consistency required for field deployment.
Agricultural OEMs — Battery packs designed to integrate with spraying or surveying drone platforms at scale, supporting high daily cycle counts.
Logistics and cargo drone startups — Custom high-voltage packs (12S and beyond) for prototype and early-production VTOL and cargo platforms.
Drone manufacturers — Branded battery packs as part of a complete drone product offering, with consistent specs across production runs.

Why Manufacture in India

Working with an India-based manufacturer offers practical advantages for businesses operating in or serving the Indian market: shorter lead times for domestic delivery, direct technical support without timezone friction, and the ability to visit our facility or have closer collaboration during the design and prototyping phases. For defense and government-adjacent projects, domestic manufacturing can also align with sourcing preferences or requirements — worth discussing based on your specific procurement context.

Getting Started

If you're exploring a custom battery solution, the most useful starting point is sharing your platform's basic requirements: target voltage and capacity, physical space available for the battery, connector type, expected order volume, and timeline. From there, we can discuss feasibility, rough pricing, and next steps for a prototype.

Ready to discuss a custom battery solution?

Get in touch with your requirements and our team will follow up to discuss feasibility and next steps.

Contact Our Team
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