Fenix TK11 TAC flashlight review

Luminus SST40 LED
1600 lm output
27893 cd intensity
1 x 18650 Li-Ion battery

The Fenix TK11 TAC 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 1600 lm output, 27893 cd intensity, and a beam distance of 334 m.

Want to know if the Fenix made a really good flashlight? You'll find out by the end of our article!

Table of Contents

  • Fenix TK11 TAC 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 TK11 TAC / TK11TAC

The TK11 TAC is a powerful and reliable flashlight. It has impressive illumination and durable construction. This light has 3 modes of lighting. The TK11 TAC's mode memory makes the flashlight start in your preferred or needed mode. The strobe function produces a high-frequency flashing light pattern.

Fenix TK11 TAC specifications

NameTK11 TAC
Rated 3 / 5 based on 1419 user votes.

This flashlight can fit in pockets, backpacks, or glove compartments.

Fenix TK11 TAC / 3

Body, materials, weight, colors

Weight114 g
Length140 mm
Body diameter23.5 mm
Head diameter34 mm
Materialaluminium alloy with HAIII hard-anodized finish

The flashlight is comfortable to hold for a long time, and it is also easy to carry in pockets or bags. The length of a flashlight can affect how it feels in your hand and how you can grip it. Aluminium is a lightweight material, which is beneficial for TK11 TAC flashlight. The HAIII coating resists corrosion well. The TK11 TAC flashlight comes in a stylish black color.

Fenix TK11 TAC / 4

System, LED, lens, reflector

EmitterLuminus SST40 LED
Color temperature6500 K
Lenstoughtened AR coated glass
Switchmechanical rear, rotary 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. The AR coating reduces the loss of light due to reflections, allowing more light to pass through the lens. The TK11 TAC flashlight has multiple switch options. Mechanical switches are usually robust. The TK11 TAC flashlight has a rear switch.

Fenix TK11 TAC / 1

Performance, flux, intensity, throw

Flux1600 lm
Intensity27893 cd
Throw334 m
CD/LM factor17.43

With 1600 lm, the TK11 TAC flashlight will offer a brighter and more powerful beam of light. The TK11 TAC flashlight has 27893 cd, it can light objects at greater distances. 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 TK11 TAC / 2

Software, user interface, modes

Modes3 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. The TK11 TAC is tactical strobe ready. The strobe light is disorienting to the person it is aimed at, this makes it hard for them to concentrate.

Features, battery, protections

Battery1 x 18650 Li-Ion battery
Battery indicatorno
Charger portno
Thermal regulationyes
Impact resistance2 m

The TK11 TAC flashlight utilizes 1 x 18650 Li-Ion battery as its power source. The TK11 TAC cannot charge batteries. You may need an external charger to keep your battery going. The flashlight detects when the battery's voltage has dropped to a certain level. 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.

Accessories, package contents

Package contentsclip
nylon holster
spare o-ring

The holster keeps your flashlight secure. The clip provides flexibility in how you carry your flashlight. Instead of searching for matching O-rings, having spare O-rings allows quick fixes.

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
  • AR coated lens
  • tactical switch
  • rotary switch
  • adequate performance
  • super bright
  • multiple modes
  • mode memory
  • tactical strobe
  • low-voltage protection
  • thermal regulation
  • dust protected
  • waterproof
  • protective holster
  • clip


  • cool light
  • no battery indicator
  • no built-in charger
  • no auxiliary LEDs
  • non-magnetic


Fenix TK11 TAC / TK11TAC photo 1.
Fenix TK11 TAC / TK11TAC photo 2.
Fenix TK11 TAC / TK11TAC photo 3.
Fenix TK11 TAC / TK11TAC photo 4.
Fenix TK11 TAC / TK11TAC photo 5.
Fenix TK11 TAC / TK11TAC


According to our statistics, the Fenix TK11 TAC flashlight was most often compared on our site with the following flashlights.

If there’s information about the Fenix TK11 TAC that you would like to see on this site, then write to us.

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.