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Sofirn

Sofirn SC31 Pro flashlight review

Luminus SST40 LED
2000 lm output
10000 cd intensity
1 x 18650 Li-Ion battery

The Sofirn SC31 Pro flashlight was released in 2020. It uses Luminus SST40 LED, SMO reflector and 1 x 18650 Li-Ion battery. The powerful emitter in this flashlight provides up to 2000 lm output, 10000 cd intensity, and a beam distance of 200 m.

Wondering if this Sofirn flashlight is awesome? Stick around until the end of our article!

Table of Contents

  • Sofirn SC31 Pro specifications
    • Body, materials, weight, colors
    • System, LED, lens, reflector
    • Performance, flux, intensity, throw
    • Software, user interface, modes
    • Features, battery, protections
    • Accessories, package contents
    • Links
  • 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.

Sofirn SC31 Pro / SC31PRO

The SC31 Pro is a powerful and reliable flashlight. It has impressive illumination and durable construction. The memory function is a nice feature, the light will remember the last used mode. It has a strobe function, which is one of the most effective self defense tools available. The USB charger port lets you charge this flashlight.

Sofirn SC31 Pro specifications

BrandSofirn
NameSC31 Pro
TypeSC31PRO
Rating
Rated 4 / 5 based on 1307 user votes.
Launch2020
Formflashlight

The SC31 Pro flashlight enhances safety.

Sofirn SC31 Pro / 1

Body, materials, weight, colors

Weight59 g
Length117.5 mm
Head diameter25.4 mm
Materialaluminium alloy with HAIII hard-anodized finish
Colorsblack

The flashlight is lightweight and easy to handle for most people. A smaller flashlight is easier to carry in a pocket, bag, or pouch. The aluminium body of the SC31 Pro has a reputation for being durable and strong. The body of SC31 Pro flashlight treated with a Type III hard-anodized, anti-abrasive finish. The SC31 Pro flashlight is available in black.

Sofirn SC31 Pro / 3

System, LED, lens, reflector

EmitterLuminus SST40 LED
Color temperature5000 K, 6500 K
ReflectorSMO
LensAR coated glass
Switchelectronic side

Luminus is a US-based LED manufacturer. In the lighting industry, it has gained recognition as reputable. Color temperature is used to quantify the color appearance of light sources. The SC31 Pro has a smooth reflector. It gives you a better hotspot, and it throws better. The AR coating is thin and applied to the lens surface. The flashlight has electronic switches.

Sofirn SC31 Pro / 2

Performance, flux, intensity, throw

Flux2000 lm
Intensity10000 cd
Throw200 m
CD/LM factor5

With 2000 lm, the SC31 Pro flashlight will offer a brighter and more powerful beam of light. The SC31 Pro flashlight has 10000 cd, it provides a much brighter and more intense beam. The throw is the distance in meters at which the flashlight produces a light intensity of 0.25 lux. The cd/lm factor is the candela-to-lumen ratio. It shows how concentrated a light source's output is.

Software, user interface, modes

FirmwareAnduril
Mode memoryyes
Ramping modeyes
Strobeyes
SOS/Beaconyes

The Anduril firmware is an open-source firmware developed for flashlights. The flashlight has mode memory. It remembers the mode you were using when the light was last turned off. The SC31 Pro's ramping mode is easy to use. It lets you smoothly change the output over its whole range. The SC31 Pro is tactical strobe ready. The strobe light is disorienting to the person it is aimed at, this makes it hard for them to concentrate. The SOS flashes Morse code so you can signal for help when needed.

Features, battery, protections

Battery1 x 18650 Li-Ion battery
Battery indicatoryes
Charger portUSB Type-C
LVPyes
Thermal regulationyes
ProtectionIPx8
Impact resistance1 m
AUX LEDsno
Magneticno

The Sofirn SC31 Pro flashlight is powered by 1 x 18650 Li-Ion battery. The battery indicator lets you know when the battery is low, charging, or fully charged. This flashlight can charge the battery with a built-in charger. This flashlight has built-in low voltage protection (LVP). It prevents damage from over-discharge. The built-in thermal control adjusts brightness output to prevent overheating. The "8" in the IPx8 rating means the highest level of protection. The flashlight's impact resistance is its ability to withstand physical shocks. It can accomplish this without sustaining any damage.

Accessories, package contents

Package contentsUSB Type-C cable
clip
lanyard

The clip is useful to keep the light secured in your pocket. The lanyard prevents accidental loss of the flashlight.

Official sitehttps://sofirnlight.com/

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.

Pros

  • lightweight
  • aluminium body
  • warm light
  • AR coated lens
  • side switch
  • adequate performance
  • Anduril firmware
  • mode memory
  • ramping mode
  • tactical strobe
  • SOS/beacon function
  • battery indicator
  • USB charger
  • low-voltage protection
  • thermal regulation
  • waterproof
  • clip

Cons

  • no auxiliary LEDs
  • non-magnetic

Photos

Sofirn SC31 Pro / SC31PRO photo 1.
Sofirn SC31 Pro / SC31PRO photo 2.
Sofirn SC31 Pro / SC31PRO photo 3.
Sofirn SC31 Pro / SC31PRO photo 4.
Sofirn SC31 Pro / SC31PRO

Comparisons

According to our statistics, the Sofirn SC31 Pro flashlight was most often compared on our site with the following flashlights.

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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.