Remove moisture and prevent internal fogging with this compact, field-ready nitrogen purge system—built for aviation and tactical NVG maintenance.
ASU’s Compact Nitrogen Purge Kit is engineered for reliable, field-ready maintenance of ANVIS and PVS night vision goggles. Designed with mobility in mind, this rugged kit is ideal for use in both maintenance facilities and harsh, remote environments.
The kit includes everything needed to perform efficient nitrogen purging—without requiring electricity. It operates using a manual vacuum pump that’s easy to use in any setting. Weighing only 15 lbs., the entire system is housed in a durable, protective case built for transport and tough conditions.
Detailed, easy-to-follow instructions allow technicians to complete purging procedures quickly and effectively, whether in a hangar or out in the field.
Key Features:
Specifically designed for ANVIS and PVS NVG maintenance
Compact and lightweight (15 lbs.) for extreme portability
Manual vacuum pump operation—no electricity required
Refillable 24 cubic inch dry nitrogen tank with high-quality regulator
Includes adapters for AN/AVS-6 and AN/AVS-9 goggles
Durable, rugged case protects equipment during transport and storage
Ideal for aviation, military, and tactical NVG servicing needs
Whether you’re in the shop or on a mission, ASU’s nitrogen purge kit provides a dependable solution for keeping your night vision equipment mission-ready.
This Compact Nitrogen Purge Generation Kit is an easily portable option for maintenance of ANVIS and PVS night vision goggles. Export of this product is regulated by U.S. Department of Commerce, Bureau of Industry and Security, EAR; Title 15, Subtitle B, Chapter VII, Subchapter C, Parts 730-774. https://www.ecfr.gov/current/title-15
The N2GEN 4-HC from South-Tek’s Military Series reliably delivers over 99% pure, oil-free nitrogen. It’s built for low-pressure applications like NVG support and optics maintenance. Compact and portable, the system includes a built-in compressor and nitrogen storage tank.
The generator requires only one electrical connection. It works even while sealed in its rugged case, making it ideal for field use. You can wall-mount it, install it in a trailer, or use it in mobile shelters.
This unit was originally developed for night vision maintenance. However, it now supports a variety of nitrogen needs across aviation and defense. With quick-disconnect fittings and field-ready construction, the N2GEN 4-HC keeps your mission moving—even in harsh environments.
Key Features:
Generates 99%+ oil-free nitrogen
Onboard compressor and storage tank
Quick-disconnect fittings for portability
Rugged transport case; use while closed
Supports NVG purging and optics maintenance
Requires one standard power connection
Mountable in trailers, shelters, or fixed locations
The N2GEN 4-HC from South-Tek’s Military Series reliably delivers over 99% pure, oil-free nitrogen. It’s built for low-pressure applications like NVG support and optics maintenance. Compact and portable, the system includes a built-in compressor and nitrogen storage tank.
The generator requires only one electrical connection. It works even while sealed in its rugged case, making it ideal for field use. You can wall-mount it, install it in a trailer, or use it in mobile shelters.
This unit was originally developed for night vision maintenance. However, it now supports a variety of nitrogen needs across aviation and defense. With quick-disconnect fittings and field-ready construction, the N2GEN 4-HC keeps your mission moving—even in harsh environments.
Key Features:
Generates 99%+ oil-free nitrogen
Onboard compressor and storage tank
Quick-disconnect fittings for portability
Rugged transport case; use while closed
Supports NVG purging and optics maintenance
Requires one standard power connection
Mountable in trailers, shelters, or fixed locations
Reliable Nitrogen Generation for Night Vision Maintenance:
The N2GEN-4 Low Pressure Nitrogen Generator is designed to deliver dry, low-pressure nitrogen on demand. It helps protect night vision devices (NVDs), optics, and sensitive equipment from moisture during purging and maintenance. With a compact footprint and field-ready design, it supports both stationary and mobile maintenance operations.
Compact and Self-Contained Design:
Built as part of the South-Tek Military Series, the N2GEN-4 includes everything needed for portable nitrogen generation. It features an on-board air compressor, nitrogen storage tank, and quick-disconnect fittings. Because it only needs a single electrical connection, setup is simple and fast.
You can wall-mount it, place it in a maintenance bay, or install it in a mobile shelter or trailer. Its versatility makes it a dependable tool in any environment.
Practical and Cost-Saving Benefits:
Unlike bottled nitrogen systems, the N2GEN-4 provides an ongoing supply of clean, dry nitrogen—without refills or replacements. As a result, it helps reduce long-term maintenance costs and keeps your workflow moving.
Ideal for a Range of Applications:
This system is designed for:
Night Vision Devices (NVDs)
Electro-optical systems
Optical sights
Weather-sealed enclosures
Tire inflation (up to 100 psig)
Other low-pressure nitrogen uses
Reliable Nitrogen Generation for Night Vision Maintenance:
The N2GEN-4 Low Pressure Nitrogen Generator is designed to deliver dry, low-pressure nitrogen on demand. It helps protect night vision devices (NVDs), optics, and sensitive equipment from moisture during purging and maintenance. With a compact footprint and field-ready design, it supports both stationary and mobile maintenance operations.
Compact and Self-Contained Design:
Built as part of the South-Tek Military Series, the N2GEN-4 includes everything needed for portable nitrogen generation. It features an on-board air compressor, nitrogen storage tank, and quick-disconnect fittings. Because it only needs a single electrical connection, setup is simple and fast.
You can wall-mount it, place it in a maintenance bay, or install it in a mobile shelter or trailer. Its versatility makes it a dependable tool in any environment.
Practical and Cost-Saving Benefits:
Unlike bottled nitrogen systems, the N2GEN-4 provides an ongoing supply of clean, dry nitrogen—without refills or replacements. As a result, it helps reduce long-term maintenance costs and keeps your workflow moving.
Ideal for a Range of Applications:
This system is designed for:
Night Vision Devices (NVDs)
Electro-optical systems
Optical sights
Weather-sealed enclosures
Tire inflation (up to 100 psig)
Other low-pressure nitrogen uses
Get everything you need to inspect, service, and maintain your night vision goggles (NVGs)—all in one place. ASU also provides hands-on training for your technicians, helping them operate support equipment effectively to reduce downtime and extend the life of your NVG systems.
Complete NVG Support: Tools, Service, and Technician Training
To comply with U.S. State Dept. and U.S. Commerce Dept. export regulations, ASU tracks the sale of all items listed on the U.S. Munitions List (USML) and Commerce Control List (CCL). To meet these regulatory requirements, ASU requests the following information prior to quotation.
