+1-800-504-5897 Help Center Check Order Status
About Us Policies Reviews How To
Free Shipping & Free Returns*

FREE SHIPPING on Over 250,000 Products

Enjoy free shipping during the holidays! Shop now and get Free Value Shipping on most orders over $49 to the contiguous 48 states, DC and to all U.S. Military APO/FPO/DPO addresses.

Enjoy Our Extended FREE RETURNS

We want to ensure that making a return is as easy as possible! With our Hassle-Free, Extended Holiday Returns, eligible orders placed from November 12, 2025 on will benefit from an extended return deadline (January 13, 2026 or 30 days after receipt of your order - whichever is later). We'll even cover the cost of return shipping. Learn more about our Return Policy.

  • Entire Store
  • ...
  • Apparel & Footwear
  • Astronomy
  • Everything Else
  • Eyewear
  • Hunting Gear
  • Lab Equipment
  • Military Gear
  • Outdoor Gear
  • Photography Equipment
  • Police, EMS & Fire
  • Shooting
  • Sport Optics
  • Sports & Hobbies
TIP
Shopping Cart

5.11 Tactical ATAC L1 Flashlight, Black 53142

5.11 Tactical ATAC L1 CREE XP-G LED 14-173 Lumens Flashlight, Black 53142
5.11 Tactical ATAC L1 Flashlight, Black, 53142-019-BLACK-1 SZ
5.11 Tactical ATAC L1 Flashlight, Black, 53142-019-BLACK-1 SZ
5.11 Tactical ATAC L1 Flashlight, Black, 53142-019-BLACK-1 SZ
5.11 Tactical ATAC L1 Flashlight, Black, 53142-019-BLACK-1 SZ
5.11 Tactical ATAC L1 CREE XP-G LED 14-173 Lumens Flashlight, Black 53142
1 of 5 images
5.11 Tactical ATAC L1 CREE XP-G LED 14-173 Lumens Flashlight, Black 53142
5.11 Tactical ATAC L1 Flashlight, Black, 53142-019-BLACK-1 SZ
2 of 5 images
5.11 Tactical ATAC L1 Flashlight, Black, 53142-019-BLACK-1 SZ
5.11 Tactical ATAC L1 Flashlight, Black, 53142-019-BLACK-1 SZ
3 of 5 images
5.11 Tactical ATAC L1 Flashlight, Black, 53142-019-BLACK-1 SZ
5.11 Tactical ATAC L1 Flashlight, Black, 53142-019-BLACK-1 SZ
4 of 5 images
5.11 Tactical ATAC L1 Flashlight, Black, 53142-019-BLACK-1 SZ
5.11 Tactical ATAC L1 Flashlight, Black, 53142-019-BLACK-1 SZ
5 of 5 images
5.11 Tactical ATAC L1 Flashlight, Black, 53142-019-BLACK-1 SZ

Tap Tap to Zoom

Questions & Answers
Customer Reviews
Most Recent Reviews
Great little EDC light by Legacy Reviewer, October 2, 2013
Great EDC light that is very bright on one battery, and size is just right. Prefer this to other more expensive lights made by a very popular brand starting with an s. Pros: Small size, bright Cons: Uses batteries rather fast
Most Recent Reviews
Great little EDC light by Legacy Reviewer, April 13, 2013
This is a great EDC light, very bright for 1 battery, very sturdy (have dropped it several times with no problems). No reason to spend 2-3X as much for an EDC light. Pros: Small form factor, well made, lockout cap Cons: reports of a clip breaking ea...
Read More...
Most Recent Reviews
Bright light but funky switch by Legacy Reviewer, August 24, 2012
I have not used the light long enough to figure out how many hours it will run. I only use the high power mode and have not figured out how to get to the low power mode. Over all it is a great flashlight for the money! Pros: This light is well buil...
Read More...
Most Recent Reviews
5.11 Tactical ATAC L1 Cree XP-GLED 14-173 LUMENS FLASHLIGHT, BLACK 53142 by Legacy Reviewer, Verified Owner, April 7, 2012
This compact flashlight has many great features and is a great value for the price. Pros: This is a really great flashlight. It has a very bright high beam, very functional low beam, rotary lock out switch, anti roll ring and all in a very compact l...
Read More...
Read All 4 Reviews

Product Discontinued by Manufacturer

5.11 Tactical ATAC L1 Flashlight, Black 53142 has been discontinued by 5.11 Tactical and is no longer available. Our product experts have helped us select these available replacements below.You can also explore other items in the Flashlights, Survival Gear yourself to try and find the perfect replacement for you!

Product Info for 5.11 Tactical ATAC L1 Flashlight, Black 53142

The 5.11 L1 ATAC Tactical Flashlight 53142 is the perfect tool for law enforcement and military personnel. This Tactical Flashlight built by 5.11 Tactical is powered by 1 CR123A battery, and is able to run for an impressive 2 hours of continuous runtime on high and 46 hours of runtime on the low setting. The 511 Tactical ATAC L1 Light throws a brilliant 173 ANSI FL1 Lumens of light in an extremely smooth tactical beam pattern. This 511 Flash-Light has a switch that has been designed to be silent so you will not give up your position when changing between the three built in modes. The 5.11 Tactical L1 Tactical Flash Light helps to prevent inadvertent activation with the rotary dial lock-out switch that allows you to instantly lock or unlock the light with just one hand using your thumb.image

Specifications for 5.11 Tactical ATAC Flash Light L1:

Material: Aerospace Grade Aluminum
Battery: (1) CR123A
Bulb: Cree XP-G LED

Features of 511 L1 ATAC Tactical Flashlight:

  • Regulated Circuit for Maximum Output
  • Gold Plated Contacts
  • Intelligent Switch w. High/Low/Strobe
  • Momentary-On Switch
  • Rotary Dial Lock-Out Switch
  • Stamped Metal Pocket Clip
  • Black TPR Soft Touch Anti-Roll Ring
  • Water Resistant Construction

Package Contents:

  • 5.11 L1 ATAC Tactical Flashlight 53142
  • Break-Away Lanyard
  • 1 Duracell CR123A

Flashlight Accessories

1–60 / 60
Previous
Streamlight Pro-Tac 2.0 HP USB Lithium-ion Rechargeable 2000 Lumens LED Flashlight, Black, 89023
Streamlight Pro-Tac 2.0 HP USB Lithium-ion Rechargeable 2000 Lumens LED Flashlight, Black, 89023
(1)
List: $218.40 (Save 41%)
$128.79
Best Rated
Bravo Company Mfg M-LOK Compatible Mod 3 Vertical Grip
Bravo Company Mfg M-LOK Compatible Mod 3 Vertical Grip
(208)
List: $21.00 (Save 10%)
$18.95
See all 2 models
Blazin' Deal
Meta Tactical Forward Spare Magazine Grip for 9mm/.40/10mm/.45 Double and Single Stack Glocks, Black, MTA-FSMG
Meta Tactical Forward Spare Magazine Grip for 9mm/.40/10mm/.45 Double and Single Stack Glocks, Black, MTA-FSMG
(2)
List: $49.99 (Save 37%)
$31.49
Best Rated
SureFire Scout Light Weapon Light Switch Assembly w/Picatinny Pressure Pad
SureFire Scout Light Weapon Light Switch Assembly w/Picatinny Pressure Pad
(40)
List: $210.00
Add to Cart for Your
Special Price
See all 2 models
Petzl R1 Rechargeable Battery, One Size, E037AA00
Petzl R1 Rechargeable Battery, One Size, E037AA00
$99.95
14% Coupon
Olight Odin Mini 1250 Lumens LED Rechargeable Flashlight
Olight Odin Mini 1250 Lumens LED Rechargeable Flashlight
(42)
List: $167.94 (Save 17%)
$139.95
See all 2 models
Streamlight Pt Rail Hl-X Switch, 880220
Streamlight Pt Rail Hl-X Switch, 880220
(3)
List: $46.26 (Save 29%)
$32.79
Pulsar APS 3.6V Power 3200 Battery
Pulsar APS 3.6V Power 3200 Battery
(4)
List: $119.99 (Save 17%)
$99.97
See all 1 models
Clearance
Armasight Battery Pack Kit for BNVD, Black, Small, ATAMNYX15M
Armasight Battery Pack Kit for BNVD, Black, Small, ATAMNYX15M
List: $899.00 (Save 67%)
$299.00
Best Rated
SureFire 123A Lithium Iron Phosphate Rechargeable Batteries
SureFire 123A Lithium Iron Phosphate Rechargeable Batteries
(15)
As Low As (Save Up to 18%)
$19.99
See all 2 models
TASER 7 CQ Battery, Black, 20020
TASER 7 CQ Battery, Black, 20020
$89.99
Blue Force Gear MARCO Marking Light Dispenser
Blue Force Gear MARCO Marking Light Dispenser
(1)
As Low As (Save Up to 27%)
$64.95
See all 4 models
Hawk Gazer FLG-9T LED Flashlight/Green Laser Combo, Black, Low Profile, LG-HG-FLG-9T
Hawk Gazer FLG-9T LED Flashlight/Green Laser Combo, Black, Low Profile, LG-HG-FLG-9T
(21)
List: $99.99 (Save 22%)
$77.99
Blazin' Deal
TUFF Products Bikini Soft Protective Lining Flashlight Holder
TUFF Products Bikini Soft Protective Lining Flashlight Holder
As Low As (Save Up to 70%)
$4.49
See all 3 models
On Sale
Streamlight 25170 Geniune Replacement Battery for SL-20XP Flashlight
Streamlight 25170 Geniune Replacement Battery for SL-20XP Flashlight
(6)
List: $74.96 (Save 47%)
$39.49
Best Rated
XTS Tactical Bipod Foregrip
XTS Tactical Bipod Foregrip
(15)
As Low As (Save Up to 26%)
$22.09
See all 2 models
Streamlight PiggyBack Charger w/Stinger 2020 S Battery Pack, Gray, 78204
Streamlight PiggyBack Charger w/Stinger 2020 S Battery Pack, Gray, 78204
List: $106.40 (Save 32%)
$71.99
Carson MiniBrite 5x Magnifying Loupe Glass
Carson MiniBrite 5x Magnifying Loupe Glass
(1)
As Low As (Save Up to 37%)
$14.99
See all 2 models
5% Bonus Bucks
Bianchi 7311 AccuMold Compact Light Pouch - Black, Hidden Snap 19657
Bianchi 7311 AccuMold Compact Light Pouch - Black, Hidden Snap 19657
(1)
List: $40.75 (Save 20%)
$32.60
Best Rated
Magpul Industries M-LOK MVG Vertical Grip
Magpul Industries M-LOK MVG Vertical Grip
(194)
List: $22.95 (Save 13%)
$19.95
See all 4 models
Carson Pocket Magnifier Loupe w/ LED Light, Gray PM-33
Carson Pocket Magnifier Loupe w/ LED Light, Gray PM-33
(1)
List: $13.00
$12.99
Best Rated
SureFire Scout Light Weapon Light Switch Assembly
SureFire Scout Light Weapon Light Switch Assembly
(26)
List: $145.00
Add to Cart for Your
Special Price
See all 2 models
Best Rated
Streamlight TLR-2G LED Rail-Mounted Tactical Light, CR123A, Green/White, 300 Lumens, Black, 69250
Streamlight TLR-2G LED Rail-Mounted Tactical Light, CR123A, Green/White, 300 Lumens, Black, 69250
(45)
List: $771.22 (Save 44%)
$429.99
Best Rated
SureFire TURBO Series 18650/123 Everyday Carry Dual-Output LED Flashlight
SureFire TURBO Series 18650/123 Everyday Carry Dual-Output LED Flashlight
(10)
List: $309.00
Add to Cart for Your
Special Price
See all 3 models
Blazin' Deal
SureFire CR123 Lithium Batteries
SureFire CR123 Lithium Batteries
(145)
As Low As (Save Up to 34%)
$7.12
See all 2 models
Magpul Industries Scout Light and Streamlight ProTac Rail Lights Magpul Industries M-LOK Extended Cantilever Scout Mount
Magpul Industries Scout Light and Streamlight ProTac Rail Lights Magpul Industries M-LOK Extended Cantilever Scout Mount
(8)
List: $35.95 (Save $3.00)
$32.95
See all 1 models
Best Rated
SureFire Flash Lights 6P/9P/C2/C3/G2/G2Z/M2/Z2/Z3 Speed Holster
SureFire Flash Lights 6P/9P/C2/C3/G2/G2Z/M2/Z2/Z3 Speed Holster
(16)
List: $30.00
Add to Cart for Your
Special Price
See all 3 models
Blazin' Deal
Strike Industries Angeled Grip w/Cable Management Function
Strike Industries Angeled Grip w/Cable Management Function
(51)
As Low As (Save 20%)
$15.99
See all 4 models
Blazin' Deal
Unity Tactical AXON Sync Dual Button Remote Switch for Surefire/Crane Laser
Unity Tactical AXON Sync Dual Button Remote Switch for Surefire/Crane Laser
(2)
As Low As (Save Up to 14%)
$151.05
See all 2 models
Streamlight ProTac HL 6 LED Flashlight
Streamlight ProTac HL 6 LED Flashlight
(4)
As Low As (Save Up to 44%)
$155.32
See all 2 models
Best Rated
Streamlight 3V CR123 Lithium Batteries for Flashlights/Cameras
Streamlight 3V CR123 Lithium Batteries for Flashlights/Cameras
(59)
As Low As (Save Up to 33%)
$6.37
See all 4 models
Final Sale
Streamlight ProTac Rail Mount 1 & 2 Remote Switch w/Tailcap
Streamlight ProTac Rail Mount 1 & 2 Remote Switch w/Tailcap
(5)
As Low As (Save Up to 31%)
$23.99
See all 2 models
Clearance
Condor Outdoor Flashlight Pouch
Condor Outdoor Flashlight Pouch
(1)
As Low As (Save Up to 27%)
$15.49
See all 5 models
Blazin' Deal
Troy Modular Combat Grip
Troy Modular Combat Grip
(140)
As Low As (Save Up to 35%)
$58.99
See all 2 models
Best Rated
SureFire Remote Pressure Switch Assembly
SureFire Remote Pressure Switch Assembly
(43)
List: $109.00
Add to Cart for Your
Special Price
See all 2 models
Maglite Solitare Led 1 Cell Aaa/knife - SJ3ATMK
Maglite Solitare Led 1 Cell Aaa/knife - SJ3ATMK
List: $66.89 (Save 14%)
$57.79
Blazin' Deal
SureFire TURBO Series 18350/123 Everyday Carry Dual-Output LED Flashlight
SureFire TURBO Series 18350/123 Everyday Carry Dual-Output LED Flashlight
(3)
As Low As (Save Up to 35%)
$180.72
See all 3 models
Final Sale
Streamlight SL-B48 USB Lithium Ion Battery
Streamlight SL-B48 USB Lithium Ion Battery
As Low As (Save Up to 40%)
$41.99
See all 3 models
Blazin' Deal
Herrington Arms Surefire, Streamlight, SIG Sauer Sauer Pressure Pad Cables HA Cable Lock - 2 Pack
Herrington Arms Surefire, Streamlight, SIG Sauer Sauer Pressure Pad Cables HA Cable Lock - 2 Pack
As Low As (Save Up to 25%)
$22.49
See all 2 models
On Sale
Gould & Goodrich Small Flashlight Case w/Flap
Gould & Goodrich Small Flashlight Case w/Flap
As Low As (Save Up to 46%)
$28.49
See all 4 models
On Sale
TangoDown BattleGrip Quick Detach Short Vertical Grip, Black, BGV-QDK-BLK-STD
TangoDown BattleGrip Quick Detach Short Vertical Grip, Black, BGV-QDK-BLK-STD
(14)
List: $99.89 (Save 14%)
$85.41
Best Rated
B5 Systems Vertical M-Lok Grip
B5 Systems Vertical M-Lok Grip
(45)
As Low As (Save Up to 16%)
$17.49
See all 8 models
Blazin' Deal
SureFire XSC 3.7V Lithium Polymer Battery, Black, B12
SureFire XSC 3.7V Lithium Polymer Battery, Black, B12
(1)
List: $37.99 (Save 40%)
$22.95
Best Rated
Unity Tactical AXON SL Single Lead Surefire Remote Switch
Unity Tactical AXON SL Single Lead Surefire Remote Switch
(6)
As Low As (Save Up to 11%)
$101.92
See all 2 models
Elcan DR CR2032 Battery Cap, FDE, SDR-NBC-T
Elcan DR CR2032 Battery Cap, FDE, SDR-NBC-T
List: $70.00 (Save 14%)
$59.99
Exothermic Spare Battery, 2200 mAh, BLack, BATTERY-2200
Exothermic Spare Battery, 2200 mAh, BLack, BATTERY-2200
List: $40.99 (Save 11%)
$36.58
Carson Adventure Pak Binoculars, 5x30mm, Roof Prism, Matte Green, HU-401
Carson Adventure Pak Binoculars, 5x30mm, Roof Prism, Matte Green, HU-401
(2)
List: $40.00 (Save 25%)
$29.99
Rothco Tactical Pen and Flashlight, 5423
Rothco Tactical Pen and Flashlight, 5423
List: $35.99 (Save 28%)
$25.99
DLG Tactical Grip Pod
DLG Tactical Grip Pod
List: $32.00 (Save $2.01)
$29.99
See all 3 models
BlackHawk Light/Baton Holders, D-Cell/C-Cell, 44A201BK
BlackHawk Light/Baton Holders, D-Cell/C-Cell, 44A201BK
List: $22.84 (Save 34%)
$14.99
Maglite 2 Cell Aa Mini Magliteled W/ho 459-SP2209H, Unit EA
Maglite 2 Cell Aa Mini Magliteled W/ho 459-SP2209H, Unit EA
List: $149.99 (Save 13%)
$129.99
EMI Starburst, Blue - 864
EMI Starburst, Blue - 864
$169.99
Petzl Pixa And Swift RL Headlamp Pouch, One Size, E78001
Petzl Pixa And Swift RL Headlamp Pouch, One Size, E78001
$21.95
Tops Knives A.L.R.T. w/Light TKALRT-01
Tops Knives A.L.R.T. w/Light TKALRT-01
List: $119.95 (Save 25%)
$89.79
EMI Flashback Controller, Green/Red 3030
EMI Flashback Controller, Green/Red 3030
List: $76.75 (Save $2.76)
$73.99
Outdoor Research Alti Heat Extra Batteries, 2433760001222
Outdoor Research Alti Heat Extra Batteries, 2433760001222
$50.00
Outdoor Edge Cutlery Grill-Beam Tongs Box, Black/Silver, GMT-10
Outdoor Edge Cutlery Grill-Beam Tongs Box, Black/Silver, GMT-10
$23.95
Maglite Ml50lx 2 C-cell Flashlight & Multi-tool Kit, Black - ML50LX-S2TPT
Maglite Ml50lx 2 C-cell Flashlight & Multi-tool Kit, Black - ML50LX-S2TPT
$169.99
Streamlight Lanyard Tactical, 880046
Streamlight Lanyard Tactical, 880046
List: $2.78 (Save 45%)
$1.53
Best Rated
SureFire PLR-C Stiletto Pro II Rechargeable Pocket Light, Multi-Output, 1500 Lumens, Dual 14mm High-Candela Reflectors, Black, PLR-C
SureFire PLR-C Stiletto Pro II Rechargeable Pocket Light, Multi-Output, 1500 Lumens, Dual 14mm High-Candela Reflectors, Black, PLR-C
(9)
List: $399.00
Add to Cart for Your
Special Price
Next

Related Products to 5.11 Tactical ATAC L1 Flashlight, Black 53142

Image of 5.11 Tactical LE EMT 2.0 Multi Tool 5.11 Tactical LE EMT 2.0 Multi Tool List: $70.00 (Save $5.00) $65.00 Blazin' Deal
Image of 5.11 Tactical EDC 2AAA Flashlight 2 models 5.11 Tactical EDC 2AAA Flashlight As Low As (Save Up to $3.51) $35.00
Image of 5.11 Tactical EDC 2AAA Flashlight 2 models 5.11 Tactical EDC 2AAA Flashlight As Low As (Save Up to $3.51) $35.00
Image of 5.11 Tactical EDC Pl 1AAA Flashlight 5.11 Tactical EDC Pl 1AAA Flashlight List: $48.99 (Save 39%) $30.00
Image of 5.11 Tactical EDC Pl 1AAA Flashlight 5.11 Tactical EDC Pl 1AAA Flashlight List: $48.99 (Save 39%) $30.00
Image of 5.11 Tactical Response XR2 Flashlight 5.11 Tactical Response XR2 Flashlight List: $109.95 (Save $9.95) $100.00
Image of 5.11 Tactical Response XR2 Flashlight 5.11 Tactical Response XR2 Flashlight List: $109.95 (Save $9.95) $100.00
Image of 5.11 Tactical Heron Knife 5.11 Tactical Heron Knife (1) List: $47.99 (Save 17%) $40.00
Image of 5.11 Tactical Rapid Pl 2AA Flashlight 5.11 Tactical Rapid Pl 2AA Flashlight List: $47.00 (Save $3.00) $44.00
Image of 5.11 Tactical Rapid Pl 2AA Flashlight 5.11 Tactical Rapid Pl 2AA Flashlight List: $47.00 (Save $3.00) $44.00
Image of 5.11 Tactical EDT Multitool 5.11 Tactical EDT Multitool (2) List: $19.99 (Save 10%) $17.99
Image of 5.11 Tactical Flex Med Pouch 5.11 Tactical Flex Med Pouch List: $63.84 (Save 22%) $50.00
Image of 5.11 Tactical Flex Rescue Pouch 5.11 Tactical Flex Rescue Pouch List: $31.00 $30.99
Image of 5.11 Tactical EDC Headlamp 2AAA 5.11 Tactical EDC Headlamp 2AAA List: $47.99 (Save 17%) $40.00
Image of 5.11 Tactical Icarus DP Mini Folding Knife 2 models 5.11 Tactical Icarus DP Mini Folding Knife List: $49.99 (Save Up to 43%) $32.00
Image of 5.11 Tactical Base 1SF Folding Knife 5.11 Tactical Base 1SF Folding Knife List: $20.00 (Save 10%) $18.00
Image of 5.11 Tactical Ryker DP Full Folding Knife 5.11 Tactical Ryker DP Full Folding Knife List: $70.00 (Save $5.00) $65.00
Image of 5.11 Tactical Sb Gas Mace Pouch Cm 5.11 Tactical Sb Gas Mace Pouch Cm List: $29.99 (Save 15%) $25.49
Image of 5.11 Tactical 6.6 Med Pouch 5-58715ABR0191SZ 5.11 Tactical 6.6 Med Pouch 5-58715ABR0191SZ List: $45.99 $45.49
Image of 5.11 Tactical Flex Tourniquet Pouch 5-56649ABR0191SZ 5.11 Tactical Flex Tourniquet Pouch 5-56649ABR0191SZ List: $45.00 (Save 30%) $31.39
Image of Brickhouse Security 140-Day Magnetic GPS Tracker Brickhouse Security 140-Day Magnetic GPS Tracker List: $79.95 (Save 38%) $49.95
Image of Brickhouse Security Spark Nano 7 GPS Tracker With Case Brickhouse Security Spark Nano 7 GPS Tracker With Case List: $19.95 (Save 25%) $14.95
Image of U.S. Spec Blend Blanket Pack U.S. Spec Blend Blanket Pack (6) List: $63.95 (Save 33%) $43.05 Best Rated
Image of Olight Odin Mini 1250 Lumens LED Rechargeable Flashlight 2 models Olight Odin Mini 1250 Lumens LED Rechargeable Flashlight (42) List: $167.94 (Save 17%) $139.95 14% Coupon

5.11 Tactical ATAC L1 Flashlight, Black 53142 Unavailable & Discontinued Models

List of Unorderable Models

  • 5.11 Tactical ATAC L1 V2 Flashlight, Black 53142A-019-1 SZ , MPN: 53142A-019-1 SZ , UPC: 844802308304 , Code: T5-FL-ATCL1-53142A-019-1SZ
  • 5.11 Tactical ATAC L1 CREE XP-G LED 14-173 Lumens Flashlight, Black 53142 , MPN: 53142 , UPC: 844802254670 , Code: T5-FL-ATCL1-53142-019-BLACK-1-SZ
Compare (0)
1 item has been added
Add at least two items to compare