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ArcQor AB

1 - 8 bay / 4 channel / 200 W MIL-STD portable compact charger

ML334-4A-24

Features

  • Intelligent Pulse charging technology
  • SMBus (Level 3)
  • Multi-battery chemistry (Li-ion, Li-poly, NiCd, NiMH)
  • Quality standards (MIL-810, 461 and 1275)
  • Worldwide compatibility (with purchase of regional cables)
  • 4 channel charging with 8 bay parallel charging available
  • Waterproof (IP68 / 1m / 2hr)
  • Available with 24 V DC / 3 A output
  • Transport brackets (transport case or vehicle rack)
  • Retention straps for most batteries when in transport
  • Recess cable input connector for impact protection
Overview
The ML334-4A-24 is a rugged four-channel charger, trusted in Scandinavia for three decades. Built to meet military standards, it delivers reliable performance in the harshest environments—from Arctic cold to desert heat. ArcQor chargers are deployed worldwide, ensuring dependable power wherever operations demand.
ML334-4A-24 base unit with Bren-tronics/Ultralife/Saft BB-2590
ML334-4A-24 shown here next to a vehicle battery as the power source.
Portable and adaptable
The ML334-4A-24 is compact and powerful able to adapt to practically anything you need. The small form can easily be mounted to fit in vehicles, on rack systems or in a case for easy transportation. Remove from the harness to place it exactly where needed. Each unit is designed to function when deployed anywhere in the world, able to adapt to all AC/DC power sources.
Advanced technology
The charger is very easy to operate, placement into the battery bay begins the charging process automatically, no switches or other adjustments necessary. The connected batteries are charged independently of one another and give the user their status with a single LED signal. We custom make the adapters to contain all the data regarding the battery chemistry, charging voltage, current, timer and temperature in order to optimize performance.
Designed to your needs
The ML334-4A-24 charger is custom made to fit just about any battery. Using specifically designed adapters allows you to be as versatile as needed. Our chargers are built to last, in most cases they can be adapted and re-purposed to fit future battery needs.
ML334-4A-24 base unit illustration showing recess cable conector.
4 channel AC/DC DC/DC charger
Top Reasons to Choose the ML334-4A-24
  1. Proven Reliability – In continuous use for three decades in Scandinavia, with a field-proven track record under extreme military conditions.
  2. All-Environment Durability – Designed to operate from Arctic cold to desert heat, meeting stringent military standards for ruggedness.
  3. Global Deployment – Trusted worldwide by defence and security forces, ensuring dependable power wherever operations take place.
Mixing and combining a wide range of battery types with one charger is our speciality
Product comparison chart
Find out how are chargers compare
All four of our main battery chargers are special in their own way.
4 channel charger
ML334
Top military standard
4 channel charger
LV334
All-in-one design
8 channel charger
LV338
Large quanity charging
4 channel charger
CL334
Value for money
FeaturesML334LV334LV338CL334
Charge current/channel 44 84
Ampere per channel 4 A per channel or 16 A total 4 A per channel or 16 A total 4 A per channel or 16 A total 4 A per channel or 16 A total
Max output power200 W200 W400 W200 W
SMBus (Level 3)YesYesYesYes
Multi-battery chemistryLi-ion, Li-poly, NiCd, NiMHLi-ion, Li-poly, NiCd, NiMHLi-ion, Li-poly, NiCd, NiMHLi-ion, Li-poly, NiCd, NiMH
Worldwide AC & DCCompatible (with cables)Compatible (with cables)Compatible (with cables)AC only
Operating Temp-40 ºC to +60 ºC-30 ºC to +50 ºC-30 ºC to +50 ºC-20 ºC to +40 ºC
Storage Temp-55 ºC to +70 ºC-40 ºC to +70 ºC-40 ºC to +70 ºC-40 ºC to +70 ºC
Charging baysup to 8up to 8up to 16up to 8
StandardsCE, MIL-810, 461 and 1275CECECE
WaterproofIP68/1m/2hrIP67IP67none
Transport cases/bracketsTransport case and vehicle bracketTransport caseTransport caseTransport case available
Recess cable connectionYesNoNoNo
Battery retention strapsYes, standardavailable on requestavailable on requestavailable on request
Technical Data
  • Input
    100 – 240 V AC (90 – 265 V AC),
    240 W or 11 – 50 V DC, max. 8 A.
  • Output
    3 – 33.6 V ML334-4A-24: 4 A per channel or 16 A total max. output power 200 W
  • DC Output
    ML334-4A-24: 24 V DC / 3 A output
  • Battery types
    Li-ion, Li-poly: 3.6 – 28.8 V, NiCd, NiMH: 2.4 – 24 V
  • Temperature range
    Operating Temp: -40 ºC to +60 ºC, Storage Temp: -55 ºC to +70 ºC
  • Physical Dimensions
    330 x 153 x 103mm (LxWxH)
  • Weight
    5 kg (11 lbs)
  • Accessories
    • Battery adapter
    • AC Power cable
    • DC Power cable
    • Vehicle mounting frame
    • Transport case
  • Approvals
    Environmental: MIL-STD-810, IP68 (1 m / 2 h)
    Safety: EN60950, EN60335-2-29
    EMC: MIL-STD-461, MIL-STD 1275, ISO7637, EN61000
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