XSTORRA II®

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Fuel Cells

Introducing the Mystic 2000™ Power System

Breakthrough Range Extension for UUVs & AUVs

The Mystic 2000 is Infinity’s flagship fuel cell power system engineered strictly to provide sustained electrical power for long-duration underwater missions where air is not present. Operating as a closed-loop Proton Exchange Membrane (PEM) fuel cell, it utilizes pure oxygen rather than atmospheric air as its oxidizer to deliver high-efficiency power in total isolation.

Key Technical Edge Features:

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Patented APWR Technology

Utilizes Infinity’s patented Advanced Product Water Removal (APWR) system. By completely eliminating internal pumps and moving mechanical parts, the system ensures 100% silent operation with a minimal acoustic and vibration signature, a critical parameter for sensitive naval and oceanographic operations.

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Extended Subsea Hibernation

Unlike batteries, which steadily self-discharge and lose critical energy in cold ocean-floor environments, Infinity’s fuel cells experience zero self-discharge when turned off. This allows a UUV to launch, transit to a destination, hibernate on the sea floor for long durations, and turn back on to complete its mission without losing stored energy.

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Flexible, Compact Form Factor

The system’s compact, optimized footprint (12” W x 9.875” H x 34” L) is specifically engineered to slide cleanly into standard subsea pressure hulls, minimizing the need for expensive, custom vehicle redesigns.

Patented APWR Technology: Utilizes Infinity’s patented Advanced Product Water Removal (APWR) system. By completely eliminating internal pumps and moving mechanical parts, the system ensures 100% silent operation with a minimal acoustic and vibration signature, a critical parameter for sensitive naval and oceanographic operations.
Extended Subsea Hibernation: Unlike batteries, which steadily self-discharge and lose critical energy in cold ocean-floor environments, Infinity’s fuel cells experience zero self-discharge when turned off. This allows a UUV to launch, transit to a destination, hibernate on the sea floor for long durations, and turn back on to complete its mission without losing stored energy.
Flexible, Compact Form Factor: The system’s compact, optimized footprint (12” W x 9.875” H x 34” L) is specifically engineered to slide cleanly into standard subsea pressure hulls, minimizing the need for expensive, custom vehicle redesigns.

Proven Mission Success

2,000+ Kilometers of Validated Subsea Operation

The architecture behind the Mystic 2000 stems from a multi-year product development process culminating in a landmark deployment. The prototype system successfully completed a continuous 2,000+ km mission integrated inside a customer’s UUV (Cellula Robotics Envoy class AUV), proving that hydrogen fuel cells are the definitive key to deep-sea persistence.
Fuel Cells
Aerospace-Grade Rigor: Proudly manufactured in Windsor, CT, our ITAR-compliant facility builds every underwater power plant to strict AS9100 quality standards, inheriting the exact safety, structural durability, and reliability metrics of our NASA space-flight heritage.
(Mystic 2000 is exclusively distributed by Nautigen, Inc., Windsor, CT USA)
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Built for Off Grid Persistence

Solar-Hydrogen Hybrid Mobile Microgrid System

Continuous Off-Grid Power from Sun, Hydrogen, and Fuel Cells

XSTORRA® is Infinity’s fully integrated regenerative mobile microgrid designed to deliver reliable off-grid power without dependence on continuous fuel deliveries or oversized battery banks. By combining solar generation, PEM electrolysis, hydrogen storage, and fuel cell regeneration into a single deployable system, XSTORRA II® provides clean, renewable power day and night.

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Key Technical Edge Features

Fuel Cells
Regenerative Energy

Integrated Renewable Microgrid

XSTORRA II® combines solar generation, hydrogen production, energy storage, and fuel cell power generation into a single turnkey mobile microgrid. The system automatically manages energy flow between solar panels, batteries, hydrogen storage, generators, and the fuel cell to provide continuous power across changing operating conditions.

Scalable Hydrogen Energy Storage

Unlike conventional battery systems, XSTORRA stores excess renewable energy as hydrogen. Expanding energy capacity primarily requires additional lightweight storage tanks rather than large battery banks, enabling longer-duration operation with lower marginal weight growth.

Rapid Field Deployment

Built around dual tactical trailer platforms, XSTORRA II is designed for fast deployment in remote and austere environments. Hydraulic solar-array deployment and automated control systems allow a single operator to set up the system in approximately 15 minutes.

XSTORRA II®
XSTORRA II®

Naval Air Warfare Center Validation

XSTORRA II® was successfully designed, integrated, and validated across three successive generations under military testing programs at Naval Air Warfare Center (NAWC), China Lake, California. The system demonstrated complete turnkey integration of solar generation, hydrogen production, storage, and fuel cell power delivery in demanding field environments.

Aerospace-Grade Engineering

Every XSTORRA II® system is designed and manufactured in Windsor, Connecticut, within Infinity’s AS9100-certified facility. Drawing on decades of PEM fuel cell and electrolyzer experience supporting NASA, defense, and commercial aerospace programs, XSTORRA brings mission-critical engineering discipline to mobile renewable power applications.
(Mystic 2000 is exclusively distributed by Nautigen, Inc., Windsor, CT USA)

Affordable Pricing

On-Time Deliveries