Holosun HS407K-X2-FDE RMSc Red Dot Sight 6 MOA Reflex Optic for Sig P365 low-power LED
The Holosun HS407K-X2-FDE redefines micro reflex sights with its RMSc-standard footprint and stylish Flat Dark Earth (FDE) hard-anodized finish, perfectly suited for direct mounting on Sig Sauer P365X/XL pistols and other compact platforms favored by European sport shooters and hunters. Featuring a fixed 6 MOA red dot powered by an advanced low-power LED, it delivers up to 50,000 hours on a single CR1632 battery at setting 6, with Shake Awake auto-sleep after 10 minutes of inactivity for unmatched efficiency. Updated X2 design includes side-mounted low-profile buttons for intuitive control, a lockout mode to prevent accidental adjustments, and a low-battery flash warning, ensuring reliability in fast-paced field use.
Field-tested in diverse European conditions, from alpine chills to coastal humidity, its parallax-free 19.5 x 14.7 mm lens with multi-layer coatings offers crisp, bright imaging and unlimited eye relief. The 7075 aluminum body, weighing just 28.3 g, withstands 5000G vibration and IP67 submersion, blending durability with minimal profile.
Optical Performance
The 6 MOA dot excels in close-to-medium ranges with 12 brightness levels (10 DL + 2 NV), providing quick target acquisition without parallax shift.
Technology & Reliability
Shake Awake, last-setting memory, and efficient electronics extend runtime; side battery tray allows swaps without removal. FDE finish resists wear.
Technical Specifications Holosun HS407K-X2-FDE
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Practical Use in Europe
Tailored for EU pistol-based sport shooting and hunting, with direct Sig compatibility and adapters for Picatinny/Weaver or Glock MOS.
Why Buy from Holosun Croatia
Full EU warranty, mounting advice, fast shipping from Split, Croatia across the EU. Buy the HS407K-X2-FDE today for precision.
Frequently Asked Questions
What is the battery life of the Holosun HS407K‑X2‑FDE?The Holosun HS407K‑X2‑FDE is a compact open‑reflex red dot sight using a side‑mounted CR1632 battery, with Holosun‑rated runtime up to about 50,000 hours at mid‑brightness under normal use. It combines a Red Super LED with Shake‑Awake motion‑sensing technology, which automatically reduces power during inactivity and instantly wakes the 6 MOA dot with movement. This smart power management greatly extends the practical operating life, so European sport shooters and hunters can keep the HS407K‑X2‑FDE active between training cycles and field trips with minimal battery changes. As an authorized Holosun dealer, Holosun Croatia can advise on how to fine‑tune brightness settings and duty cycles to keep this reflex optic ready‑at‑hand without wasting battery life.
What reticle system does the Holosun HS407K‑X2‑FDE use?
The Holosun HS407K‑X2‑FDE uses a 6 MOA red dot reticle in a simple 1× non‑magnified optical system designed for fast, intuitive aiming at close to medium ranges. The reticle is bright, high‑contrast, and parallax‑free, so users can pick it up quickly and maintain a stable point of aim regardless of eye position. The HS407K‑X2‑FDE offers 12 brightness levels (10 daylight + 2 night‑vision‑compatible modes), enabling precise adjustment to different light conditions. Unlike Holosun models with the Multi‑Reticle System (MRS), the HS407K‑X2‑FDE focuses on a single 6 MOA pattern, which many shooters find easier to master and more consistent in sport‑shooting and hunting‑oriented use. This makes the HS407K‑X2‑FDE a straightforward red dot sight well suited to European rail‑based platforms where clarity and speed matter.
How does the red‑dot HS407K‑X2‑FDE differ from green‑dot versions?
The Holosun HS407K‑X2‑FDE is offered as a red‑dot reflex optic, while Holosun also supplies an equivalent green‑dot variant (such as HE407K‑GR‑X2‑FDE) with the same K‑series footprint, 6 MOA‑sized aiming point, and window size but different LED color. Red‑dot optics like the HS407K‑X2‑FDE usually consume slightly less power and can appear less “hot” in bright daylight, which some users prefer for battery‑sensitive setups. Green‑dot versions tend to look brighter and more vivid against green‑toned or foliage‑rich backgrounds, which can help hunters and sport shooters spot the aiming point more easily in wooded environments. Both green dot and red dot K‑X2‑FDE options provide unlimited eye relief and parallax‑free performance, so the choice generally reflects personal preference and the typical light conditions in European outdoor use.
How durable and weather‑resistant is the Holosun HS407K‑X2‑FDE?
The Holosun HS407K‑X2‑FDE features a lightweight yet robust 7075 T6 aluminum housing designed for demanding everyday use. The optic is sealed and rated IP67, making it resistant to dust, moisture, and short‑term submersion, and capable of withstanding the shock and vibration seen on rail‑based platforms. The open‑reflex design keeps the profile low and compact while still offering a wide field of view and generous eye relief, which is useful in fast‑paced, sport‑oriented drills and variable hunting‑type situations. For European sport shooters and hunters, the HS407K‑X2‑FDE can handle rain, temperature changes, and rough handling without noticeable performance loss, making it a dependable reflex optic for long‑term use in mixed‑terrain and mixed‑weather conditions.
Which rail platforms and accessories is the HS407K‑X2‑FDE compatible with?
The Holosun HS407K‑X2‑FDE uses the Holosun K‑footprint, a compact mounting pattern optimized for many modern rail‑style platforms and slides. The optic can mount directly on K‑compatible interfaces or be adapted with a plate where needed, giving flexibility over different rail footprints. The side‑mounted CR1632 battery tray allows quick battery replacement without removing the optic from the rail, which is convenient for competition‑oriented and frequent field users. The HS407K‑X2‑FDE also integrates well with common rail‑style mounts, rail‑covers, and low‑profile risers, and can be paired with flip‑to‑side magnifiers on compatible platforms when extra magnification is desired. As an authorized Holosun dealer, Holosun Croatia can advise on the correct K‑mount configuration and accessories so the HS407K‑X2‑FDE fits smoothly into your red dot sight setup.
Is the Holosun HS407K‑X2‑FDE suitable for European hunting and sport shooting?
Yes, the Holosun HS407K‑X2‑FDE is well suited to European hunting and sport‑shooting applications thanks to its miniature size, bright 6 MOA red dot, and straightforward, robust construction. The 6 MOA pattern supports fast target acquisition and clear aiming at typical close‑ to medium‑range distances encountered on European sporting‑style ranges and mixed‑terrain hunting grounds. The sealed, durable housing and efficient power system allow reliable performance across a wide range of light and weather conditions, from early morning frost to humid afternoon sessions. For European sport shooters and hunters, the HS407K‑X2‑FDE is a practical reflex optic that performs consistently in open‑field, woodland, and training‑oriented environments, making it a flexible choice for both seasonal use and ongoing practice.
What warranty does Holosun provide for the HS407K‑X2‑FDE in the EU?
Holosun provides an official EU warranty on the Holosun HS407K‑X2‑FDE red dot sight through its European network and authorized Holosun dealers such as Holosun Croatia. The standard warranty typically covers the glass, LED illumination, and key electronic components for several years from the original retail purchase date when used under normal personal‑use conditions. The HS407K‑X2‑FDE benefits from Holosun’s long‑term illumination‑system coverage, which extends protection for the 6 MOA red‑dot reticle during typical field use. As an authorized Holosun dealer in Croatia, Holosun Croatia can manage warranty claims, inspections, and service coordination without requiring the optic to be shipped outside the EU. This ensures European sport shooters and hunters can resolve manufacturing‑related issues through a dedicated official EU‑based channel backed by the official EU warranty.
