Fenix LD12R flashlight review

1 x Luminus SST20 LED, 1 x SC1818C LED
600 lm output
8616 cd intensity
1 x 14500 Li-Ion or 1 x AA NiMH battery

The Fenix LD12R flashlight was released in 2023. It uses 1 x Luminus SST20 LED, 1 x SC1818C LED, SMO reflector and 1 x 14500 Li-Ion or 1 x AA NiMH battery. The powerful emitter in this flashlight provides up to 600 lm output, 8616 cd intensity, and a beam distance of 186 m.

Curious to see if this flashlight impresses? Read on!

Table of Contents

  • Fenix LD12R 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.

Fenix LD12R / LD12R

The LD12R is a powerful and reliable flashlight. It has impressive illumination and durable construction. This light has 4 + 3 modes of lighting. The LD12R's mode memory makes the flashlight start in your preferred or needed mode. The USB charger port lets you charge this flashlight.

Fenix LD12R specifications

Rated 3 / 5 based on 331 user votes.

A flashlight provides reassurance and confidence.

Fenix LD12R / 1

Body, materials, weight, colors

Weight74 g
Length121 mm
Body diameter19 mm
Head diameter22 mm
Materialaluminium alloy with HAIII hard-anodized finish

The flashlight is lightweight and easy to handle for most people. A smaller flashlight is easier to carry in a pocket, bag, or pouch. Aluminium is a lightweight material, which is beneficial for LD12R flashlight. Flashlight makers widely use HAIII coating. The LD12R flashlight is available in black.

Fenix LD12R / 3

System, LED, lens, reflector

Emitter1 x Luminus SST20 LED, 1 x SC1818C LED
Color temperature6500 K
Switchmechanical rear

We know Luminus LEDs for their efficiency, brightness, color accuracy, and long lifespan. The color temperature choice depends on the light's use and personal taste. The smooth reflector creates a well-defined hotspot at the center. Mechanical switches are usually robust. The rear switch of the LD12R is rugged and durable.

Fenix LD12R / 4

Performance, flux, intensity, throw

Flux600 lm
Intensity8616 cd
Throw186 m
CD/LM factor14.36

600 lm can provide a decent amount of brightness and be suitable for many everyday tasks. The LD12R flashlight has 8616 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 candela per lumen (cd/lm) ratio can be used to determine if a flashlight has a spot or flood type beam.

Fenix LD12R / 2

Software, user interface, modes

Modes4 + 3 modes
Mode memoryyes
Ramping modeno

A flashlight's modes are different output settings or brightness levels. The flashlight has mode memory. It remembers the mode you were using when the light was last turned off.

Features, battery, protections

Battery1 x 14500 Li-Ion or 1 x AA NiMH battery
Battery indicatoryes
Charger portUSB Type-C
Thermal regulationyes
Impact resistance1.5 m
Specialsdual light sources

The LD12R flashlight utilizes 1 x 14500 Li-Ion or 1 x AA NiMH battery as its power source. 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 "6" in the IP68 rating shows the level of protection. The "8" in the IP68 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. It has auxiliary LEDs which make it really nice looking. The LD12R is magnetic so that the flashlight can be attached to some metallic surfaces.

Accessories, package contents

Package contentsARB-L14-800 battery
USB Type-C cable

The included battery lets you immediately use the flashlight for your desired applications. The clip provides flexibility in how you carry your flashlight. The lanyard prevents accidental loss of the flashlight.

Official sitehttps://www.fenixlighting.com/

Conclusion, pros and cons

This Fenix 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.


  • lightweight
  • aluminium body
  • tactical switch
  • multiple modes
  • mode memory
  • battery indicator
  • USB charger
  • low-voltage protection
  • thermal regulation
  • dust protected
  • waterproof
  • auxiliary LEDs
  • magnetic
  • battery included
  • clip


  • cool light
  • moderated performance


Fenix LD12R / LD12R photo 1.
Fenix LD12R / LD12R photo 2.
Fenix LD12R / LD12R photo 3.
Fenix LD12R / LD12R photo 4.
Fenix LD12R / LD12R photo 5.
Fenix LD12R / LD12R


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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.