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Home » Products » Battery Powered Welder » 160A Battery-Powered MMA/ARC Welder – Cordless Inverter Stick Welder with LFP Battery for Outdoor And Remote Jobs

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160A Battery-Powered MMA/ARC Welder – Cordless Inverter Stick Welder with LFP Battery for Outdoor And Remote Jobs

Experience true welding freedom with our 160A Battery-Powered MMA/ARC Welder, designed for off-grid and remote job sites. This inverter stick welder is powered by a high-capacity LFP (Lithium Iron Phosphate) battery, known for its long lifespan, thermal stability, and safety. Whether you are repairing pipelines, working on construction projects, or handling emergency maintenance, this cordless MMA welder delivers stable performance without requiring any external power source.
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  • AK-320

  • LESTAR

Key Features (产品特点):

  • Powered by LFP Battery – Safe, long cycle life, stable performance even in harsh environments

  • 160A Output for MMA/ARC Welding – Supports a wide range of electrodes (E6013, E7018, etc.)

  • IGBT Inverter Technology – Smooth arc start, high efficiency, and reduced spatter

  • Cordless Design – No AC power needed, ideal for off-grid and mobile operations

  • Portable & Lightweight – Compact size with built-in battery, easy to carry anywhere

  • Built-in Protection Systems – Overheat, overcurrent, and undervoltage protection

  • Ideal for Field Work, Pipeline Maintenance, Construction, and Emergency Repairs


AK-320 is with advanced IGBT inverter technology, this welder provides excellent arc stability, deep penetration, and reduced spatter, ensuring clean and professional welds. It supports most standard electrodes such as E6013, E6011, and E7018, making it versatile for a wide range of materials and tasks.

Compact and lightweight, the integrated design makes it easy to transport and operate in narrow or off-grid locations. Built-in protection features guard against overheating and voltage fluctuations, ensuring reliable performance in demanding environments.

This battery-powered ARC welder is ideal for mobile welding crews, agriculture, mining, shipyards, and more.


Battery Specifications

Battery   type

LFP Lithium  Ion battery cell

Battery   voltage

DC 51.2V

Battery   capacity

1382 Wh

Battery   cooling

Air (4 x   automatic air fans)

Welding Specifications

Welding   Process

MMA

Output   current

10-160A

Suitable   electrode diameter

1.6-4.0mm  

Pieces   2.5mm electrode

40 pieces  

Pieces 3.2mm electrode

20 pieces

Pieces   4.0mm electrode

11 pieces

Duty   Cycle

35%

Charger Specifications

Charger   voltage

AC 100-240V 50/60 Hz

Charger   output

57.6V 15A

Charging   time

± 1.8 hours

Charging   cycles

3,000 (capacity > 80%)

Working Temperatures

Operating   temperature

-20°C up to 40°C

Charging   temperature

0°C up to 30°C

Storage   temperature

0°C up to 25°C

Dimensions and Weight

Dimensions   (L x W x H)

376 x 214 x 362 mm

Weight  

19.8 kg

Other

Ingress   protection class

IP21   (indoor)

Warranty  

12   months or 300 charging cycles. Whichever comes first.


Accessories Available

Battery Charger AC 100-240V 15A

Welding Connectors

Heavy-duty earth clamp 3 meters(Optional)

Heavy-duty welding holder 3 meters(Optional)


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Jinhua Ensure New-Energy Technology Co., Ltd is a high-tech enterprise dedicated to the development and production of li-ion cordless inverter welders and industrial battery power stations.

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No. 108, Huanglong Industrial Zone, Jinhua City, Zhejiang Province, China

Phone: +86-18658912561
Whatsapp: +8618658912561
Skype: louisv1988
E-mail: sales@lestarwelding.com
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