Holosun Enclosed Reflex Optical Multi-Reticle Red Dot Sight - HE509T-RD-X2
The HE509T-RD X2 is an enclosed reflex optical sight. Features include a Titanium housing, Holosun’s Super LED with up to 50k hours battery life, Multi-Reticle System, Solar Failsafe, and Shake Awake. This X2 version adds improved glass clarity, Lock Mode, and a full Multi-Reticle System providing 32MOA circle with 2MOA dot, dot only, or circle only reticle options.
Features
- Multi-Reticle System: Circle Dot; Dot Only; Circle Only
- Up to 50,000 Hours Battery Life (Setting 6)
- 12 Brightness Setting: 10 DL & 2 NV Compatible
- Enclosed Design & Titanium Housing
- Convenient Tray Battery Compartment
- Parallax-free & Unlimited Eye Relief
Specifications
- Reticle: 2 MOA Dot & 32 MOA Circle
- Light Wavelength: 650nm
- Reticle Color: Red
- Parallax Free: Yes
- Unlimited Eye Relief: Yes
- Magnification: 1x
- Multi-Coatings: Yes
- Power Source: Solar & Battery
- Battery Type: CR1632
- Battery Life (Hours): 50000
- Brightness Setting: 10 DL&2 NV
- Housing Material: Titanium
- Surface Finish: Titanium
- Adjustment per Click: 1 MOA
- W&E Travel Range: ±30 MOA
- Storage Temperature: -40℃~70℃
- Working Temperature: -30℃~60℃
- Submersion: IP67
- Vibration: 5000G
- Window Size: 0.66x0.9
- Dimension (in): 1.6×1.16×1.13
- Weight (oz): 1.72
What Our Experts Think
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Titanium Enclosed Housing: Built from premium titanium for exceptional durability while maintaining a lightweight profile, making it ideal for duty, carry, and tactical applications.
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Fully Enclosed Emitter: Protects the LED emitter from dust, rain, mud, and debris, ensuring reliable performance in harsh environments.
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Multi-Reticle System (MRS): Easily switch between a 2 MOA dot, 32 MOA circle, or circle-dot combination for maximum versatility and faster target acquisition.
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Bright Red Super LED: Crisp, highly visible reticle delivers excellent performance across a wide range of lighting conditions.
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Shake Awake Technology: Motion-sensing activation helps extend battery life while keeping the optic ready when needed.
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Solar Failsafe Backup: Solar technology provides an additional power source for enhanced reliability during extended use.
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Built for Hard Use: Designed to withstand heavy recoil, impacts, and adverse weather while maintaining dependable zero retention.
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Long Battery Life: Efficient power management delivers extended runtime, reducing the need for frequent battery replacements.
Q&A
Q: What is the Holosun HE509T-RD-X2 designed for?
A: The HE509T-RD-X2 is a fully enclosed red dot reflex sight designed for concealed carry, duty use, competition shooting, and personal defense.
Q: What reticle options does it offer?
A: It features Holosun’s Multi-Reticle System (MRS), allowing users to choose between a 2 MOA dot, 32 MOA circle, or circle-dot combination.
Q: Why choose an enclosed emitter optic?
A: The enclosed design protects the emitter from dust, dirt, rain, and debris, helping maintain reliable performance in challenging conditions.
Q: Does it include Shake Awake technology?
A: Yes. Shake Awake powers the optic on when motion is detected and helps maximize battery life during periods of inactivity.
Q: How durable is the HE509T-RD-X2?
A: The optic features a rugged Grade 5 titanium housing with excellent impact resistance for demanding professional and recreational use.
Q: What is the battery life?
A: The efficient LED system delivers up to 50,000 hours of battery life under optimal settings.
Q: Is the sight waterproof?
A: Yes, the HE509T-RD-X2 is built with a waterproof enclosed housing for dependable performance in adverse weather conditions.
Q: Who is this optic best suited for?
A: It is ideal for shooters seeking a highly durable, enclosed red dot sight with multiple reticle options, long battery life, and dependable reliability.
Maintenance Tips
- Clean the enclosed lens regularly with a microfiber cloth to maintain maximum clarity and reticle visibility.
- Inspect and tighten mounting screws periodically to ensure consistent zero retention.
- Replace the CR1632 battery when brightness decreases and remove it during long-term storage.
- Verify zero after heavy recoil, transportation, or accidental impacts.
- Keep the titanium housing free from dirt, moisture, and carbon residue by wiping it down after use.
- Avoid abrasive cleaners, solvents, or rough materials that may damage lens coatings.
- Periodically test the Multi-Reticle System and Shake Awake™ technology to ensure reliable performance.
- Check the battery tray and sealing surfaces for debris to maintain waterproof integrity.
- Store the optic in a cool, dry place and use a protective case during transport.
- Inspect the housing and lens for damage after drops or hard use to ensure continued accuracy and durability.
Damage 
Loss 
Theft 
