Description
Protect your dot from the elements while maintaining a slim profile with this enclosed emitter optic designed specifically for concealed carry pistols.
The Holosun EPS Carry Red MRS transforms your subcompact carry pistol into a precision aiming platform without adding bulk or compromising concealability. Unlike traditional open emitter red dots that risk debris interference, this enclosed design shields the LED emitter behind two panes of glass, ensuring your reticle remains clear and unobstructed whether you’re drawing from concealment, training in dusty conditions, or carrying through inclement weather. The Holosun EPS Carry MRS Red Dot combines versatile reticle options with solar backup technology, while its exceptionally low deck height allows co-witnessing with most factory iron sights—eliminating the need for aftermarket suppressor-height sights on many pistol models.
Key Features
- Enclosed Emitter Protection: Dual glass construction completely seals the LED emitter from environmental contamination, including water, dust, lint, and debris that commonly disrupt open emitter sights during daily carry.
- Ultra-Low Profile Design: At just 1 ounce with Holosun’s lowest deck height, this Holosun EPS Carry Mrs Red sight facilitates lower 1/3 to absolute co-witness with standard factory iron sights on compatible pistol models without requiring taller replacement sights.
- Side-Access Battery With Extended Life: The user-replaceable CR1620 battery accessible from the right side provides up to 50,000 hours of operation without removing the optic or losing zero, while Shake Awake technology conserves power by automatically activating only when motion is detected.
Important Compatibility Notes
While the Holosun EPS Carry Red MRS includes an RMSc adapter plate for broad compatibility, several popular pistol models require additional components for optimal installation:
- Sig P365 / P365XL / P365 XMacro / P322: Direct mounts without adapter plate BUT requires M3 x 0.5 x 8mm or 10mm screws (not included) for proper torque. The included screws are designed for use with the adapter plate and will bottom out when direct mounting.
- Glock 43X MOS / Glock 48 MOS: Requires both the included RMSc adapter plate AND shorter M4 screws with a special head design (not included with optic). Standard included screws are too long for these applications.
- Springfield Hellcat OSP / RDP / PRO: Requires both the included RMSc adapter plate AND shorter M4 screws with special head design (not included with optic).
- PSA Dagger Micro: May require specific mounting hardware depending on optic cut configuration.
- S&W Equalizer: Verify mounting screw length requirements for your specific model.
Note: Aftermarket mounting screws specifically designed for the EPS Carry are available from manufacturers including Calculated Kinetics, QVO Tactical, and FDEZ Werx. Using proper screw length and torque (15 inch-pounds recommended) is critical for maintaining zero and preventing optic failure.
Why We Carry It
The EPS Carry represents a significant evolution in micro red dot technology by bringing fully enclosed emitter protection to the subcompact pistol market for the first time. Prior enclosed emitter optics, like the EPS (no “Carry” in its name), were sized exclusively for full-size duty pistols, leaving concealed carriers with only open emitter options vulnerable to environmental interference. Holosun solved this gap by engineering the EPS Carry with a modified RMSc footprint that fits popular micro-compact platforms while maintaining the sealed protection serious users demand. The MRS version adds genuine versatility through its switchable reticle system—the 32 MOA outer ring accelerates target acquisition for defensive scenarios while the precise 2 MOA center dot enables accurate shooting at distance.
Frequently Asked Questions
Does the EPS Carry come with the correct mounting screws for my pistol?
The EPS Carry includes three sets of screws, designed primarily for use with the included adapter plate. However, several popular pistol models (Sig P365 series, Glock 43X/48 MOS, Springfield Hellcat) require shorter aftermarket screws for optimal direct mounting or when using the adapter plate. These mounting screws are available separately from specialty retailers. Holosun customer service can provide guidance on proper screw selection for your specific firearm.
How does the Multi-Reticle System work, and which reticle should I use?
The MRS provides three reticle options that you toggle by holding the minus (-) button for three seconds: (1) 2 MOA dot with 32 MOA circle for rapid target acquisition at close range, (2) 2 MOA dot only for precise shooting, or (3) 32 MOA circle only for fast engagement without the center reference point. Most shooters prefer the combined dot-circle for defensive applications and the dot-only for precision work. The optic remembers your last reticle selection even after the Shake Awake feature powers down.
Will this optic co-witness with my factory iron sights?
Co-witness capability depends on your specific pistol model and whether you use the adapter plate. On Sig P365 series pistols without the adapter plate, the EPS Carry typically provides lower 1/3 co-witness with factory sights. On Glock 43X/48 MOS and Springfield Hellcat using the adapter plate, you’ll see partial co-witness showing just the top of your front sight. Full-size pistols with milled slides may require suppressor-height sights for usable co-witness. The EPS Carry’s low deck height is specifically engineered to maximize compatibility with standard-height factory sights across multiple platforms.
Specifications
Optical Data
- Reticle: 2 MOA Dot & 32 MOA Circle (Multi-Reticle System)
- Light Wavelength: 650nm
- Reticle Color: Red
- Parallax Free: Yes
- Unlimited Eye Relief: Yes
- Magnification: 1x
- Multi-Coatings: Yes
Electronic Data
- Power Source: Solar & Battery (CR1620)
- Battery Type: CR1620
- Battery Life: 50,000 hours
- Brightness Settings: 8 Daylight & 4 Night Vision
Mechanical Data
- Housing Material: 7075 T6 Aluminum
- Surface Finish: Anodized
- Adjustment per Click: 1.5 MOA
- Windage & Elevation Travel Range: ±30 MOA
Physical Data
- Window Size: 0.58″ × 0.77″
- Dimensions: 1.62″ × 1.07″ × 0.95″
- Weight: 1 oz
Environmental Data
- Storage Temperature: -40°C to 70°C
- Working Temperature: -30°C to 60°C
- Waterproof Rating: IPX8 Submersion
- Vibration Resistance: 5000G
In the Box
- Multi Tool
- User Manual
- Lens Cloth
- RMSc Adapter Plate

















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