Sofirn SP36 NarsilM flashlight review

4 x Cree XP-L2 HI LEDs
6000 lm output
75625 cd intensity
3 x 18650 Li-Ion batteries

The Sofirn SP36 NarsilM flashlight was released in 2019. It uses 4 x Cree XP-L2 HI LEDs, SMO reflector and 3 x 18650 Li-Ion batteries. The powerful emitter in this flashlight provides up to 6000 lm output, 75625 cd intensity, and a beam distance of 550 m.

Want to know if the SP36 NarsilM is a game-changer? Stay with us!

Table of Contents

  • Sofirn SP36 NarsilM specifications
    • Body, materials, weight, colors
    • System, LED, lens, reflector
    • Performance, flux, intensity, throw
    • Software, user interface, modes
    • Features, battery, protections
    • Accessories, package contents
  • Conclusion, pros and cons
  • Photos
  • Comparisons

The content of this article reflects our own experiences and viewpoints. We aim to offer insights on a topic, and we hope others find it helpful and motivating. Additionally, we make every effort to provide accurate and comprehensive coverage. If you found an error or something lacking in the specifications for the Sofirn SP36 NarsilM, then tell us.

Sofirn SP36 NarsilM / SP36NARSILM

The SP36 NarsilM is a powerful and reliable flashlight. It has impressive illumination and durable construction. It is an exceptional lighting tool, it works in many situations and environments. The SP36 NarsilM's mode memory makes the user experience more seamless and intuitive. It has a strobe function, which is one of the most effective self defense tools available. This USB rechargeable flashlight is small and light. It is easy to carry.

Sofirn SP36 NarsilM specifications

NameSP36 NarsilM
Rated 4 / 5 based on 1477 user votes.

A flashlight provides reassurance and confidence. It is helpful in unfamiliar or dangerous places.

Sofirn SP36 NarsilM / 3

Body, materials, weight, colors

Weight300 g
Length126.7 mm
Head diameter50 mm
Materialaluminium alloy with HAIII hard-anodized finish

The 300 g weight may provide advantages, such as increased durability. It may also allow for larger batteries, extending the runtime. The length of a flashlight can affect how it feels in your hand and how you can grip and maneuver it. The aluminum bodies can be anodized. This adds a protective layer and a wide range of color options for flashlight bodies. The body of SP36 NarsilM flashlight treated with a Type III hard-anodized, anti-abrasive finish. This flashlight features a captivating black color.

Sofirn SP36 NarsilM / 1

System, LED, lens, reflector

Emitter4 x Cree XP-L2 HI LEDs
Color temperature5500 K
LensAR coated glass
Switchelectronic side

Cree is a US-based LED manufacturer. It is well-regarded for its high-quality products and innovation in lighting. Color temperature is a characteristic of light. It is used to quantify the color appearance of light sources. Flashlights use the smooth reflector when long-range light is important. This includes searchlights and thrower flashlights. The AR coating on the lens maximizes light transmission. This makes the flashlight more effective in darker environments. The flashlight has electronic switches. They have many benefits and extra features compared to mechanical switches.

Sofirn SP36 NarsilM / 5

Performance, flux, intensity, throw

Flux6000 lm
Intensity75625 cd
Throw550 m
CD/LM factor12.6

The SP36 NarsilM flashlight has 6000 lm. It will provide an exceptionally bright and powerful beam of light. 75625 cd represents an extremely high level of brightness for a flashlight. The throw distance is the farthest distance the flashlight can light an object. The cd/lm factor is the candela-to-lumen ratio. It shows how concentrated a light source's output is.

Sofirn SP36 NarsilM / 4

Software, user interface, modes

Mode memoryyes
Ramping modeyes

NarsilM has a user-friendly interface. It allows for intuitive operation and navigation through modes and settings. The flashlight has mode memory. It remembers the mode you were using when the light was last turned off. It stays in that mode when you turn it on again. The light doesn't have predefined brightness levels or fixed modes. Instead, the ramping mode lets you adjust the light smoothly within a specific range.

You can use Strobe for signaling purposes. It can also be used for self-defense or to attract attention in emergency situations. The SP36 NarsilM's SOS mode produces a specific sequence of long and short flashes. It signals distress or emergency.

Sofirn SP36 NarsilM / 2

Features, battery, protections

Battery3 x 18650 Li-Ion batteries
Battery indicatoryes
Charger portUSB Type-C
Thermal regulationyes

The Sofirn SP36 NarsilM flashlight is powered by 3 x 18650 Li-Ion batteries. The battery indicator helps users check the battery status. It also estimates how much runtime they have left before recharging the battery. The built-in charger allows for convenient and versatile charging. You can use various USB power sources to recharge the battery. The Low Voltage Protection helps save the battery's capacity. It stops it from reaching a critically low voltage.

The built-in thermal control adjusts brightness output to prevent overheating. The "7" in the IPx7 rating shows that the flashlight can survive being submerged in water. It can withstand a certain depth for a limited time without getting damaged.

Accessories, package contents

Package contents3 x spare o-rings
USB Type-C cable
spare rubber cover

Replacing worn or damaged O-rings helps a lot. It keeps up the flashlight's durability and performance.

According to the ANSI/NEMA FL1 Standard, we measure the performance of the SP36 NarsilM flashlight 30 seconds after switching on the light. The ANSI/NEMA FL1 2009 Standard is a set of flashlight performance guidelines.

Conclusion, pros and cons

This Sofirn flashlight, like any other, has its strengths and weaknesses. Let's take a close look at both sides to understand this flashlight better. I share my thoughts on its standout features and the parts that might need improvement. Keep in mind, these are just my opinions, and you might have a different perspective.


  • aluminium body
  • AR coated lens
  • side switch
  • strong flux
  • super bright
  • NarsilM firmware
  • mode memory
  • ramping mode
  • tactical strobe
  • SOS/beacon function
  • battery indicator
  • USB charger
  • low-voltage protection
  • thermal regulation
  • waterproof


  • no auxiliary LEDs
  • non-magnetic


Sofirn SP36 NarsilM / SP36NARSILM photo 1.
Sofirn SP36 NarsilM / SP36NARSILM photo 2.
Sofirn SP36 NarsilM / SP36NARSILM photo 3.
Sofirn SP36 NarsilM / SP36NARSILM photo 4.
Sofirn SP36 NarsilM / SP36NARSILM photo 5.
Sofirn SP36 NarsilM / SP36NARSILM photo 6.
Sofirn SP36 NarsilM / SP36NARSILM

Sofirn SP36 NarsilM comparisons

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Updated: April 23, 2024

David Hagon
I love bushcraft and flashlights. I find joy in mastering wilderness survival skills and exploring the realm of illuminating gadgets. Bushcraft isn't just fun, it's a learning journey. I form a strong bond with nature. It's more than a hobby, it enriches me in practical and spiritual ways.