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Acebeam PT40 LH351D 3000lm review: Pros and Cons

6 x Samsung LH351D LEDs
3000 lm output
2500 cd intensity
1 x 18650 Li-Ion battery

The Acebeam PT40 LH351D (PT40LH351D) released in 2020. It uses 6 x Samsung LH351D LEDs, TIR reflector and 1 x 18650 Li-Ion battery. The powerful emitter in this flashlight provides up to 3000 lm output, 2500 cd intensity, and a beam distance of 100 m.

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 Acebeam PT40 LH351D, then tell us.

Acebeam PT40 LH351D / PT40LH351D

The PT40 LH351D flashlight provides instant illumination at the touch of a switch. This immediate response is particularly useful in emergency situations. TIR technology minimizes hotspots, dark spots, and irregularities in the beam of PT40 LH351D. The lack of mode memory means you need to adjust the flashlight's settings each time you turn it on.

Acebeam PT40 LH351D (PT40LH351D) specifications

BrandAcebeam
NamePT40 LH351D
TypePT40LH351D
Rating
Rated 4 / 5 based on 1241 user votes.
Launch2020
Formflashlight

The PT40 LH351D flashlight allows you to light dark areas. It helps you find hazards or stop threats by shining light on them.

Body

Weight95 g
Length126.8 mm
Body diameter24 mm
Head diameter32.8 mm
Materialaluminium alloy with HAIII hard-anodized finish
Colorsblack
desert tan

The PT40 LH351D is small, compact, and designed for ultra-portability. A smaller flashlight is easier to carry in a pocket, bag, or pouch. This makes it more convenient for everyday use or when you're on the go. The aluminium body of the PT40 LH351D has excellent thermal conductivity. This means it can effectively dissipate heat generated by the flashlight's components. The HAIII coating is uniform and attractive. It is often available in different colors, giving the flashlight a sleek, pro look. Factors can influence the color choice of the flashlight body. These include intended use, environment, personal style, and requirements.

Acebeam PT40 LH351D / 1

System

Emitter6 x Samsung LH351D LEDs
Color temperature6000 K
ReflectorTIR
LensTIR
Switchmechanical side

The emitter of PT40 LH351D manufactured by Samsung, a Korean LED manufacturer. Warm, white light is generally more comfortable. It's also less harsh on the eyes than cool, white light. The TIR lens of the PT40 LH351D can reduce light loss. To achieve high light output, it captures and redirects much of the emitted light. Mechanical switches are usually robust. They resist wear and tear and work in many environments.

Performance

Flux3000 lm
Intensity2500 cd
Throw100 m
CD/LM factor0.83

With 3000 lm, the PT40 LH351D flashlight will offer a brighter and more powerful beam of light. The PT40 LH351D flashlight has 2500 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. Candela per lumen (cd/lm) measures a flashlight's beam intensity. It compares this to its total luminous flux or output.

Software

Modes1 mode
Mode memoryno
Ramping modeno
Strobeno
SOS/Beaconno

Features

Battery1 x 18650 Li-Ion battery
Battery indicatorno
Charger portno
LVPyes
Thermal regulationyes
ProtectionIPx6
Impact resistance1.5 m
AUX LEDsno
Magneticyes

The PT40 LH351D flashlight's power source is 1 x 18650 Li-Ion battery. It provides reliable, long-lasting energy for top performance. The PT40 LH351D 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. Then, it reduces or cuts off the power. The thermal protection feature helps prevent overheating. Overheating can harm the flashlight's performance, battery, and safety.

The IPx6 rating indicates that the flashlight has a protection against water jets. The flashlight's impact resistance is its ability to withstand physical shocks. It can accomplish this without sustaining any damage. The PT40 LH351D is magnetic so that the flashlight can be attached to some metallic surfaces.

Accessories

Package contentsclip

The clip is very helpful. It lets you quickly access your flashlight while keeping your hands free for other tasks.

According to the ANSI/NEMA FL1 Standard, we measure the performance of the Acebeam PT40 LH351D flashlight 30 seconds after switching on the light. The ANSI/NEMA FL1 2009 Standard is a set of flashlight performance guidelines.

Acebeam PT40 LH351D pros and cons

This Acebeam 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
  • body color options
  • TIR lens
  • side switch
  • low-voltage protection
  • thermal regulation
  • waterproof
  • magnetic
  • clip

Cons

  • cool light
  • low intensity
  • no mode memory
  • no battery indicator
  • no built-in charger
  • no auxiliary LEDs

Acebeam PT40 LH351D (PT40LH351D) pictures

Acebeam PT40 LH351D / PT40LH351D photo 1.
Acebeam PT40 LH351D / PT40LH351D photo 2.
Acebeam PT40 LH351D / PT40LH351D

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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.
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