44V 27000mAh high‑capacity drone battery

1 Product Introduction

Our high-performance solid-state lithium-ion battery pack provides a stable 44.4V output, featuring a 27Ah capacity and total energy of 1198.8Wh, which is ideal for off-grid systems, industrial machinery and heavy-duty backup power applications. Each battery has completed full UN38.3 safety certification, covering altitude simulation, extreme temperature cycling, vibration, mechanical shock, external short circuit and crush tests, enabling the product to adapt to diverse and complex on-site operating conditions.

Adopting high-quality cell components, the battery boasts excellent anti-aging properties, a low self-discharge rate and stable energy output after numerous charge-discharge cycles. As the original manufacturer, we implement comprehensive in-house quality control throughout raw material processing, assembly and finished product testing. Our factory-direct sales model eliminates intermediate markups, delivering cost-effective procurement solutions for global importers and commercial partners.

Each unit is equipped with reliable anti-short-circuit protection and complies with international dangerous goods transportation regulations for land, sea and air shipment. All products undergo rigorous inspection prior to delivery. We accept bulk orders and are capable of meeting varied business requirements to supply dependable energy storage products worldwide.

2 Product Specification

3 Product Performance

4 Certification

5 Production, Packaging and Delivery

6 Typical Applications

Solutions for Different Scenarios, Get Best Performance Possible

The blooming low-altitude economy emerged scenarios like consumer drones, agricultural UAVs, logistics drones, and eVTOLs, etc.Battery for different scenarios requires differently, which can't be perfectly covered by current battery technology, that is, the "impossible triangle" (energy density, rate, and cycle life).
BTR provides corresponding battery solutions for diferent scenarios, giving full play to the product performance advantages,and achieving both price and performance.