Fenix HL50 Headlamp
4.5 out of 5 based on 212 user ratings

Fenix HL50 Headlamp

by: Fenix


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This is versatility at its best. The Fenix HL50 LED Headlamp has so many features you are looking for. We like to call this our "Dual Headlamp." It takes dual power sources (CR123A or AA batteries) and it also has a removable head that allows you to operate it as a hand-held or keychain flashlight when desired. Are you looking for compact?  This headlamp is it. At a mere 2.51 inches in length, don't let the size scare you. It pumps out a maximum of 365 lumens and has an IPX-8 rating--submersible to 6.56 feet. The neutral white LED also is a great addition to those looking for a beam that provides a true colour rendition. All these features make it that this headlamp has been in the top 3 headlamp sellers for Fenix.

FAQs about Fenix HL50

1. What is the product positioning of HL50 and who are the target customers?

HL50 is a compact multifunction, all-weather headlamp designed particularly for cold-weather adventurers.

2. What are the key features and benefits of HL50?

Feather light ----- 63.8 mm in length, weighs 57 grams
All-weather performance ----- 365 lumens max neutral white output
                          2 meters submersible
Truly versatile ------- Compatible with CR123A and AA battery
Detachable head design for handhold lighting
3. Can I power the HL50 headlamp with AA battery?

Of course, just unscrew the tail cap and add the extension tube to the body of the light. Insert the battery with the anode side (+) toward the light head before screwing the tail cap back on.

4. Are the runtime and output of the AA-powered HL50 the same with the CR123A-powered HL50?

The CR123A-powered HL50 has higher output and longer runtime, because compared to AA batteries, CR123A lithium batteries have higher voltage and energy density. The exact output and runtime are as follows:

ANSI/NEMA FL1 General Mode
High Mid Low Burst
Output (CR123A) 170lumens 60 lumens 4 lumens 365 lumens
Output (AA) 150 lumens 55 lumens 3 lumens 285 lumens
Runtime (CR123A) 3h 9h 45min 150h /
Runtime (CR123A) 2h 6h 20min            110h /


5. Does the HL50 headlamp come with top head strap?

No, it does not. The compact HL50 weighs only 57 grams without battery. There is no need to apply top head strap for extra stability.


Fenix HL50 Specs

LED Brightness Level Waterproof Specifications (Width, Length, Diameter) Weight Battery
Cree XM-L2 T6 Neutral White LED 3 output levels IPX-8 underwater 2m 63.8mm Length x 32 mm Width x 30 mm Height 57 g 3V CR123A or 1x AA


    • Utilizes Cree XM-L2 T6 neutral white LED with a lifespan of 50,000 hours
    • Uses one 3V CR123A Lithium battery or AA (Ni-MH, Alkaline) battery
    • Digitally regulated output--maintains constant brightness
    • Reverse polarity protection to protect from improper battery installation
    • All-function switch in the head for easy and fast operation
    • High output burst mode
    • Made of quality aluminum alloy and stainless steel
    • Premium Type III hard-anodized anti-abrasive finish
    • Toughened ultra-clear glass lens with anti-reflective coating
    • Waterproof to IPX-8 standards (under water 6.5 feet/2 meters for 30 minutes)
    • Length: 63.8 mm
    • Width: 32 mm
    • Height: 30 mm
    • Weight: 57 grams excluding batteries
    • Headlamp
    • headband
    • top headband strap
    • top headband mount
    • adjustable battery tube
    • spare O-ring

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