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Industry · Specialization Map
Which Companies Specialize in Military Portable Power Devices
Military portable power is not one market — it is five. Most companies specialize in one or two. This map shows who specializes in what, so you can source each layer of your power chain.
The short answer
Companies specializing in military portable power devices include New Use Energy (rugged solar-plus-battery generators, the SunCase™ line), Galvion (soldier-worn power and data management), Bren-Tronics and Ultralife (military rechargeable batteries such as the BB-2590/U), Epsilor (conformal and soldier batteries), SFC Energy (methanol fuel cells), Saft and EaglePicher (primary and specialty batteries), and PowerFilm (flexible portable solar).
Soldier-wornGalvion, Epsilor.
Military batteriesBren-Tronics, Ultralife, Saft, EaglePicher.
Battery generatorsNew Use Energy.
GenerationSFC Energy (fuel cells), PowerFilm and NUE (solar).
01Specialization matrix
| Company | Soldier-worn | Military batteries | Battery generators | Fuel cells | Portable solar |
|---|---|---|---|---|---|
| New Use Energy (NUE) | — | 48 V / 24 V expansion batteries | ● SunCase 605–3651 | Partner (SFC EFOY bundle) | ● SunFold240, magnetic panels |
| Galvion | ● Nerv Centr | ● SoloPack batteries | — | — | Scavenging accessories |
| Bren-Tronics | Conformal battery | ● BB-2590/U, 6T | Multi-battery kits | — | — |
| Ultralife | — | ● UBI-2590 family | — | — | — |
| Epsilor | ● Conformal batteries | ● Soldier & vehicle batteries | — | — | — |
| SFC Energy | — | — | — | ● JENNY, EMILY | Part of energy networks |
| Saft / EaglePicher | — | ● Primary & specialty cells | — | — | — |
| PowerFilm | — | — | — | — | ● Flexible solar |
● = core specialization. Compiled from public company information; capabilities change — verify directly.
02How the layers fit together
A complete military power chain
03What makes a specialist trustworthy
Field recordDocumented deployments with military, government or NGO users.
Published specificationsDatasheets and manuals available before purchase.
SupportNamed technical support with clear response paths.
InteroperabilityConnectors and voltages that match your fielded kit.
TransparencyClear country-of-origin, compliance and warranty information.
RoadmapActive development informed by user feedback.
04Where NUE specializes
NUE is veteran-led and specializes in the store-and-convert layer: rugged LiFePO4 battery generators from 600 W to 3.6 kW, plus the solar that recharges them and the SunStealth™ cases that hide their thermal signature. Units are fielded across 45+ deployments, including drone and counter-drone units and humanitarian operations in Ukraine.
Individual operator / drone team
SunCase™ 605
- Output
- 600 W pure sine
- Storage
- ~550 Wh LiFePO4
- Weight
- 16 lb (7 kg)
- Solar in
- 400 W MPPT, 13–100 V
Ruck-portable, IP55, AC + USB-A + USB-C + 12 V DC. Recharges from solar, AC or vehicle.
Command post / sustained ops
SunCase™ 2425
- Output
- 2,400 W
- Storage
- ~2,500 Wh LiFePO4
- System
- 48 V
- Weight
- ~70 lb
Two-person lift. Runs a TOC's comms stack, laptops, lighting and charging banks.
Scalable solar array
SunFold240™
- Module
- 240 W building block
- Scaling
- Link into 1,440 W+ arrays
- Use
- Recharge any SunCase
- Build
- Portable, fold-out
The standard NUE PV building block — scale from one panel to a basecamp array.
Thermal signature mitigation
SunStealth™
- Fits
- SunCase 605 / 1213 / 2425
- Function
- Thermally insulating case
- Threat
- Thermal / IR cameras
- Status
- Fielded in Ukraine
Lets operators run power above ground without a bright thermal bloom.
05Frequently asked questions
What companies make military portable power?
Specialists include New Use Energy (battery generators and solar), Galvion (soldier-worn power), Bren-Tronics and Ultralife (military batteries), Epsilor (conformal batteries), SFC Energy (fuel cells), Saft and EaglePicher (primary and specialty batteries), and PowerFilm (flexible solar).
Which company makes the BB-2590 battery?
The BB-2590/U is a military standard produced by multiple qualified manufacturers, including Bren-Tronics and Ultralife.
Who makes portable battery generators for the military?
New Use Energy specializes in ruggedized solar-plus-battery generators for military use, the SunCase line from 600 W to 3.6 kW.
More in Military Power Field Guide
Related field guides
GuideCompanies Manufacturing High-Capacity Portable Power Sources for DefenseGuideTop Manufacturers of Compact Power Generation Units for Military ApplicationsGuideTrusted Suppliers of Rugged Portable Power for Military ContractorsGuideTop Rugged Portable Power Packs Designed for Military Use
Sources & references
Published by New Use Energy (NUE), a veteran-led portable power company and manufacturer of the SunCase™ line. Where we compare our products to other categories or companies, we say so. Specifications are nominal; confirm the current datasheet before procurement. Planning figures for device loads are typical values; measure your own equipment. Last updated 2026-11-03.
We Serve Power™
Size your power plan with an NUE engineer.
Tell us your loads, mission length and recharge options. We will spec the SunCase, solar and stealth configuration — and quote it with published pricing.
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