Product Overview

The SureFire X400UH‑A‑GN Ultra Masterfire combines a high‑output 1000‑lumens white LED with a precision green laser in a compact, rugged package. Engineered to meet military specification (MIL‑STD‑810F) standards, this tactical flashlight delivers unrivaled performance for law‑enforcement professionals, military operators, and serious outdoor enthusiasts.

Featuring a sleek black anodized aluminum alloy finish, the X400UH‑A‑GN is designed for maximum durability, corrosion resistance, and a non‑reflective surface that maintains operational security in low‑light environments.

Key Features & Benefits

• 1000 lumens maximum output – provides an intense, focused beam that reaches up to 250 meters (820 ft) for rapid target identification.
• Integrated green laser (532 nm) – enhances situational awareness, allowing for precise point‑of‑aim marking without revealing your position.
• Dual‑mode operation – switch effortlessly between high‑intensity white LED and laser sight or use both simultaneously for maximum tactical advantage.
• Mil‑Spec durability – constructed to survive drops from 2 meters, extreme temperatures (-40 °C to +70 °C), and immersion in up to 1 meter of water.
• Advanced LED technology – utilizes a high‑efficiency 3W Cree XP‑L T6 LED for longer runtimes and superior battery life.
• Extended run time – up to 45 minutes on high, 90 minutes on medium, and 180 minutes on low with a single CR123A battery.
• Ergonomic, low‑profile design – optimized for one‑hand operation and easy attachment to MOLLE, rail systems, or pocket clips.
• Secure, tamper‑proof switch – prevents accidental activation while maintaining rapid tactical response.
• UV‑resistant anodized finish – ensures the black exterior stays matte and non‑glare even after prolonged exposure to sunlight.

Technical Specifications

Ideal Use Cases

The SureFire X400UH‑A‑GN excels in a variety of demanding environments:

• Law Enforcement & Tactical Operations: Rapid target acquisition, low‑light navigation, and non‑lethal deterrence with the integrated green laser.
• Military & Special Forces: Reliable, high‑output illumination for night patrols, breaching, and signaling.
• Search & Rescue: Long‑range beam and laser for locating victims and marking safe zones.
• Outdoor Recreation: Camping, hiking, and wildlife observation where a powerful, compact light source is essential.
• Home Security & Personal Defense: Disorienting illumination combined with a laser sight to deter potential threats.

Why Choose SureFire?

With over three decades of experience in the illumination industry, SureFire is synonymous with reliability, innovation, and performance. The X400UH‑A‑GN inherits this legacy, delivering:

1. Precision‑engineered optics for optimal beam quality.
2. Patented TIR (Total Internal Reflection) technology that maximizes light output while minimizing power consumption.
3. A rigorous quality‑control process that meets the highest military and law‑enforcement standards.
4. After‑sale support and a worldwide warranty that gives you confidence in every mission.

Frequently Asked Questions (FAQ)

Can the green laser be used for long‑range targeting?

Yes. The 532 nm green laser is visible up to 300 meters (≈ 984 ft) under daylight conditions, making it ideal for rapid point‑of‑aim marking.

Is the flashlight waterproof?

The X400UH‑A‑GN meets IPX7 standards, allowing submersion in up to 1 meter of water for 30 minutes without compromising performance.

What type of battery does it use and how easy is replacement?

It uses a single CR123A lithium battery. The battery compartment is tool‑free, opening with a simple twist of the tail cap for quick swaps.

Does the unit include a pocket clip?

Yes, a low‑profile pocket clip is integrated into the design, enabling fast, secure attachment to belts, vests, or backpacks.

Is the laser safe for eye exposure?

The laser complies with Class IIIa regulations, which are safe for brief accidental exposure. However, direct eye exposure should still be avoided.

Ready to Upgrade Your Tactical Gear?

Experience unmatched illumination and precision targeting with the SureFire X400UH‑A‑GN Ultra Masterfire. Add this premium flashlight to your arsenal today and ensure you’re prepared for any low‑light challenge.

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