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EOTech  |  SKU: RSR-EO512

EOTech - HWS 512 Holographic Weapon Sight

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Description

The EOTech HWS 512™ is EOTech’s most popular holographic weapon sight, designed for rapid target acquisition, exceptional durability, and the convenience of standard AA battery power. Built for close-quarter combat and tactical use, the 512™ offers 20 brightness settings, precision MOA accuracy, and the unmatched speed of EOTech’s signature holographic reticle. It is ideal for shooters who do not require night vision compatibility but still demand top-tier performance.

 

 

Included in the Box:

  • HWS 512™ Sight
  • Quick-Start Guide
  • Warranty Card
  • 2x AA Alkaline Batteries

Key Features:

  • Power Source: 2 x 1.5 V AA batteries (supports lithium, alkaline, or rechargeable)
  • Battery Life: Up to 2,500 hours on lithium, 2,200 hours on alkaline (setting 12, room temp)
  • Brightness Settings: 20 daylight levels for optimal visibility in all conditions
  • Mount Compatibility: 1" Weaver or MIL-STD-1913 rail
  • Windage & Elevation: 0.5 MOA per click adjustment
  • Water Resistance: Submersible to 10 ft. (3 m)
  • Operating Temperature: -40°F to 140°F (-40°C to 60°C)
  • Dimensions: 5.6" x 2.0" x 2.5" (142.2 x 50.8 x 63.5 mm)
  • Weight: 11.5 oz (326 g)
  • Country of Origin: Made in USA

Reticle & Optics:

  • One Dot Reticle: 68 MOA ring with 1 MOA center dot
  • Ballistic Compatibility: Calibrated for .223 cal, 62 gr, 2,900 fps; adaptable to other calibers and shotguns
  • Range Estimation: Standard ring represents approx. 68" (5'8") at 100 yards

 

 

 

Brightness Performance:

  • Designed to maintain high visibility in both bright daylight and dim environments

Restrictions & Considerations:

  • All sales of sights are final. No returns or exchanges will be accepted unless the item arrives damaged or defective.
  • Contact EOTech Technical Support to obtain an RMA number for warranty issues.
  • Export Restrictions: Controlled by the U.S. Department of Commerce under the Export Administration Regulation (EAR), CFR Title 15, Parts 730-774. Unauthorized international export is strictly prohibited.
  • Prop 65 Warning: This product may expose users to chemicals known to the State of California to cause cancer and reproductive harm. Visit www.p65warnings.ca.gov for more information.

The HWS 512™ is built to perform under pressure—perfect for law enforcement, home defense, or recreational shooting. Whether you're engaging fast-moving targets or just need a reliable optic that runs on AA batteries, the 512™ delivers on all fronts.

Payment & Security

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  • Visa

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Frequently Asked Questions

What makes the EOTech HWS 512 Holographic Weapon Sight suitable for close-quarter combat?

The EOTech HWS 512 is built to withstand a wide range of temperatures, from -40°F to 140°F, making it reliable in extreme weather conditions. Its water resistance allows it to be submersible up to 10 feet, which is beneficial for operations in wet environments or during heavy rain. However, while it is highly durable, users should be cautious of prolonged exposure to harsh elements to maintain its longevity. Explore more about maintaining your gear in our Essential Prepping Supplies guide.

How does the EOTech HWS 512 perform in extreme weather conditions?

The EOTech HWS 512 is built to withstand a wide range of temperatures, from -40°F to 140°F, making it reliable in extreme weather conditions. Its water resistance allows it to be submersible up to 10 feet, which is beneficial for operations in wet environments or during heavy rain. However, while it is highly durable, users should be cautious of prolonged exposure to harsh elements to maintain its longevity. Explore more about maintaining your gear in our Essential Prepping Supplies guide.

Can the EOTech HWS 512 be used with any firearm?

The EOTech HWS 512 is versatile and can be mounted on firearms with a 1" Weaver or MIL-STD-1913 rail. It is calibrated for .223 caliber, 62-grain bullets traveling at 2,900 fps but can be adapted for other calibers and shotguns. This flexibility makes it a popular choice for a variety of tactical and recreational shooting applications. For more on choosing the right optics, see our Choosing the Best Rifle Scope article.

What type of batteries does the EOTech HWS 512 use and how does this affect its operation?

The EOTech HWS 512 operates on two standard AA batteries, which can be lithium, alkaline, or rechargeable. This flexibility in power source ensures that users can easily find replacements in most situations. The battery life is impressive, offering up to 2,500 hours on lithium batteries, which is advantageous for extended operations without frequent battery changes. For more on energy preparedness, visit our Batteries, Packs & Chargers Collection.

Is the EOTech HWS 512 compatible with night vision equipment?

The EOTech HWS 512 is not designed for night vision compatibility. It is optimized for daylight use with its 20 brightness settings, making it ideal for scenarios where night vision is not required. For users needing night vision capabilities, considering other EOTech models or additional equipment might be necessary. For insights on night vision options, check our Thermal & Night Vision Collection.

How does the reticle design of the EOTech HWS 512 enhance shooting accuracy?

The EOTech HWS 512 features a 68 MOA ring with a 1 MOA center dot, which aids in rapid target acquisition and precision. This reticle design allows shooters to quickly align their shot, especially useful in dynamic shooting environments. The 0.5 MOA per click windage and elevation adjustments provide fine-tuning capabilities for enhanced accuracy. For more on improving shooting skills, explore our Training & Targets Collection.

What are the legal considerations for purchasing the EOTech HWS 512?

The EOTech HWS 512 is subject to export restrictions controlled by the U.S. Department of Commerce under the Export Administration Regulation. Unauthorized international export is strictly prohibited. Additionally, sales of the sight are final, with no returns or exchanges unless the item arrives damaged or defective. For more on compliance and regulations, refer to our Compliance Notices page.

How does the EOTech HWS 512 handle battery life in varying temperatures?

The battery life of the EOTech HWS 512 can vary depending on the type of batteries used and the environmental conditions. Lithium batteries typically offer up to 2,500 hours of operation, but colder temperatures can reduce battery efficiency. It's advisable to carry spare batteries, especially in cold climates, to ensure continuous operation. For tips on managing power in emergencies, see our Energy: Batteries, Packs & Chargers collection.

What are the advantages of using a holographic sight like the EOTech HWS 512?

Holographic sights, such as the EOTech HWS 512, offer several advantages, including faster target acquisition and improved accuracy. Unlike traditional scopes, holographic sights allow for quick aiming without perfect eye alignment, which is beneficial in high-stress situations. The reticle remains clear and visible across various lighting conditions, enhancing performance in diverse environments. For more on tactical optics, visit our Holographic & Red Dots Collection.

What precautions should be taken when using the EOTech HWS 512 for home defense?

When using the EOTech HWS 512 for home defense, it's important to ensure the sight is properly zeroed and mounted securely. Regular practice and familiarization with the sight are crucial for effective use in high-pressure situations. Additionally, consider integrating the sight with other home defense strategies to enhance overall security. For more on home defense strategies, explore our Complete Bug In Guide.