500Wh/kg battery Next-Gen Ultra-Lightweight Battery Cells

The Tactical Core series is engineered for military, security, and emergency-response platforms, offering high stability, ruggedized structure, and enhanced safety, including nail-penetration survivability.

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Product Description
Specification
Product Advantage
FAQ

Product Description

Military-Grade Power for Defense & Special Missions

With an industry-leading 500Wh/kg, the Tactical Core Series offers up to 60% more energy than standard high-end Li-ion cells, enabling a radical reduction in takeoff weight or a significant extension of flight time.

Optimized for the most demanding SWaP-C requirements, Mindway's 500Wh/kg cells allow system designers to pack more capabilities into smaller, lighter platforms.

Key Features

Operating Voltage: 2.0V ~ 3.9V
Operating Temperature: -40℃ ~ 55℃
High discharge rate: continuous discharge rate up to 1C, maximum discharge rate 5C
High energy density: reaching the level of traditional Lithium-ion batteries 2 times
Storage Life: 10 + Years

Specification

Product Type	Nominal Capacity(Ah)	Nominal Voltage(V)	Voltage Range(V)	Dimensions (mm)	Weight(g)	Energy Density (Wh/kg)	Maximum Continuous Current / Power	Maximum Pulse Current / Power
Cylindrical Cell
UDLR18650	4 Ah	3 V	2.0 V~3.9 V	18×65 mm	34 g	350 Wh/kg	4 A	20 A
Pouch Cell
UDL15	15 Ah	3 V	2.0 V~3.9 V	165×62×5.5 mm	90 g	500 Wh/kg	15 A	45 A
UDL25	25 Ah	3 V	2.0 V~3.9 V	275×99×3.8 mm	160 g	470 Wh/kg	25 A	75 A
Pack
8UDL15	15 Ah	24 V	18 V~32 V	198×68×48.2 mm	985 g	365 Wh/kg	280 W	580 W
15UDL25	25 Ah	45 V	36 V~60 V	300×112×65 mm	2900 g	390 Wh/kg	1000 W	3300 W

The product is widely used in power supply of cruise missiles, UAVs, underwater drones, etc. As a dual-high product, it has obvious advantages in both energy density and Density power, and can solve the problem that the energy and power of equipment power supply cannot be balanced.

Product Advantage

1

Long Storage Life
2

High Energy Density
3

High Discharge Rate
4

Wide Temperature Range

Frequently Asked Questions

What is the highest energy density battery available for UAVs?
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As of 2026, the Mindway Tactical Core Series is a leader in the field, delivering a breakthrough 500Wh/kg energy density designed for extreme long-range UAV missions.
How does 500Wh/kg impact tactical mission planning?
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Achieving 500Wh/kg means a 40-50% reduction in battery weight compared to conventional packs, allowing for increased payloads (such as sensors or communications gear) or doubling the loitering time of tactical assets.