HE407C-X3-GR 2 MOA Green Dot Open Pistol Sight by Holosun

Product Description

The Holosun HE407C-X3-GR is an open reflex pistol sight featuring a high-visibility 2 MOA green dot, RMR footprint compatibility, and a reinforced 7075-T6 aluminum housing. Its forward-facing photodiode provides automatic brightness adjustment, while Solar Failsafe and Shake Awake technology support reliable illumination management.

The optic uses a side-loading CR1632 battery, offers manual brightness control with lockout and memory functions, and provides 8 daylight and 4 night-vision-compatible brightness settings. Its IP67 waterproof rating and 5000G vibration resistance provide added durability for demanding environments.

Key Features

• 2 MOA green dot reticle
• Open reflex sight design
• RMR footprint compatibility
• Forward-facing photodiode for automatic brightness adjustment
• Solar Failsafe technology
• Shake Awake technology
• Manual brightness control with memory and Lockout Mode
• 8 daylight and 4 night-vision-compatible brightness settings
• Side-loading CR1632 battery tray
• Up to 100,000 hours of battery life according to Holosun's 2026 product catalog
• 7075-T6 aluminum housing
• Hard-anodized finish
• IP67 waterproof construction
• 5000G vibration resistance
• 1x magnification
• Unlimited eye relief
• Multi-coated optics
• 1 MOA adjustment per click
• ±30 MOA windage and elevation travel
• Window size: 0.91" × 0.67"
• Body dimensions: 1.78" × 1.31" × 1.10"
• Weight: 1.55 oz
• Includes mounting screws, lens cloth, multi-tool, manual, and warranty card

Product Highlights

The HE407C-X3-GR combines a high-contrast green 2 MOA dot with Holosun's updated 407C-X3 platform. Its RMR footprint, reinforced aluminum housing, automatic brightness control, side-loading battery, and environmental resistance make it a compact open reflex optic for compatible pistol platforms.

Benefits

• Green reticle provides high visibility and strong contrast
• Automatic brightness adjustment adapts to changing lighting conditions
• Solar Failsafe provides an additional power source in suitable lighting
• Shake Awake activates illumination when movement is detected
• Side-loading battery allows battery replacement without removing the optic
• Lockout Mode helps prevent unintended brightness changes
• Durable 7075-T6 aluminum housing provides rugged construction
• IP67 protection helps resist water and environmental exposure
• RMR footprint provides broad compatibility with compatible mounting systems

Ideal Use

Ideal for compatible optics-ready pistol platforms, range use, duty applications, and users seeking an open reflex sight with a green 2 MOA dot, RMR footprint, long battery life, and durable construction.