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ES-3000 Welding Power Station | SOFIMO
Welding Integrated Power Station
Welding Integrated Power Station
All-in-one battery-powered welding and AC power solutions for construction, industrial maintenance, and field repairs. Weld and power tools anywhere without grid electricity.
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> Products > Welding Integrated Power Station
ONE SYSTEM. MORE POSSIBILITIES.
DC WELDING & CUTTING
  • MMA / Scratch-Start TIG
  • Up to 240A Welding Current*
  • Plasma Cutting Available*

INDUSTRIAL AC POWER
  • Up to 5,500W AC Rated Output*
  • 110V / 220V / 380V Options*
  • Power Tools & Industrial Equipment

WELDING & CUTTING
  • MMA Welding

    02.5-5.0mm
    Electrodes*

  • Scratch-Start TIG

    TIG Welding

  • Plasma Cutting

    Up to 25mm*

Power Tools & Industrial Equipment
  • Jackhammer
  • Angle Grinder
  • Circular Saw
  • Electric Drill
  • Air Compressor

*Capabilities vary by model.

APPLICATIONS
  • Pipeline Repair

  • Industrial Maintanence

  • Tunnel &Bridge Maintanence

  • Oil & Petrochemical Emergency Repairs

PROVEN IN THE FIELD

Professional Welding. Reliable Power. Built for Demanding Jobs.
PROFESSIONAL WELDING PERFORMANCE
  • Versatile Welding & Cutting
    Supports 10–200A MMA and Scratch-Start TIG welding, with up to
    240A output and plasma cutting on selected models. Ideal for pipeline
    welding, steel construction, and industrial maintenance.
  • Advanced Welding Technology
    Hot Start and Anti-Stick functions ensure easier arc ignition and
    smoother welding. Compatible with E6013, E7018, and common MMA electrodes up
    to Ø5.0mm.
  • VRD Safety Protection
    Selected models feature VRD technology to reduce open-circuit
    voltage when welding is inactive, helping minimize electric shock risks.

INDUSTRIAL-GRADE BATTERY SYSTEM
  • Up to 24.1kWh Battery Capacity
    High-capacity lithium batteries deliver reliable power for
    extended welding operations, reducing dependence on grid electricity and
    diesel generators.
  • EV-Grade A-Grade Battery Cells
    Built with brand-new EV-grade lithium cells, designed for an 8–10
    year service life with stable performance and long cycle life.
  • Up to 876 Electrodes per Charge
    Weld up to 876 Ø2.5mm electrodes on a single charge under
    reference conditions, reducing interruptions and maximizing productivity.

ADVANCED SAFETY PROTECTION
  • Intelligent BMS Protection
    Continuously monitors battery conditions with multiple protections
    against overcharging, over-discharging, short circuits, and abnormal temperatures.
  • Integrated Fire Suppression
    Selected models feature built-in fire suppression systems for additional
    protection against abnormal battery conditions.
  • IP54 Industrial Protection
    Selected models offer IP54-rated dust and splash protection for demanding
    outdoor and industrial environments.

FAST & FLEXIBLE CHARGING
  • Full Recharge in as Little as 2–3 Hours
    Selected models support fast AC charging, minimizing downtime and getting
    equipment back to work sooner.
  • Multiple Charging Options
    Depending on the model, supports AC power, solar panels, vehicle
    charging, EV charging stations, and diesel generators.
  • Maximized Job-Site Efficiency
    Recharge during breaks or between shifts to minimize interruptions and
    keep projects moving.

BUILT FOR DEMANDING ENVIRONMENTS
  • Wide Operating Temperature Range
    Selected models operate from -20℃ to 55℃, adapting to extreme
    temperatures and changing outdoor conditions.
  • Rugged Industrial Construction
    Heavy-duty enclosures and reinforced structures protect critical
    components during transport and demanding job-site operations.
  • Less Maintenance. Lower Costs.
    No engine oil changes, fuel filter replacements, or routine engine
    servicing—reducing maintenance costs and downtime compared with diesel-powered
    systems.

SMART EQUIPMENT MONITORING
Real-Time Insights. Smarter Management.
  • Android & iOS Compatible
    Connect your equipment to your smartphone for convenient
    monitoring anytime.
  • Real-Time Status Monitoring
    Easily check battery levels, power output, and operating status
    directly from your phone.
  • Smarter Equipment Management
    Stay informed about equipment performance, plan your workload,
    and improve job-site efficiency.

Explore Products
  • ES-3000
    ES-3000
    ES-3000
    ES-3000
    ES-3000
    ES-3000
    FEATURED
    ES-3000
    10-200A/5000W Rated Output/4147Wh Capacity
    Compare
  • ES-5000
    ES-5000
    ES-5000
    ES-5000
    ES-5000
    ES-5000
    ES-5000
    ES-5000
    ES-5000
    ES-5000
    FEATURED
    ES-5000
    10-200A/5000W Rated Output/8510Wh Capacity
    Compare
  • ES-5000PLUS
    ES-5000PLUS
    ES-5000PLUS
    ES-5000PLUS
    FEATURED
    ES-5000PLUS
    10-200A/5000W Rated Output/13690Wh Capacity
    Compare
  • ES-6000(NCM/LFP)
    ES-6000(NCM/LFP)
    ES-6000(NCM/LFP)
    ES-6000(NCM/LFP)
    FEATURED
    ES-6000(NCM/LFP)
    10-200A/15000W Rated Output/24115Wh Capacity
    Compare
  • ES-6000PLUS
    ES-6000PLUS
    ES-6000PLUS
    ES-6000PLUS
    ES-6000PLUS
    FEATURED
    ES-6000PLUS
    10-200A/15000W Rated Output/24115Wh Capacity
    Compare
  • ES-8024
    FEATURED
    ES-8024
    30-240A/4000W Rated Output/24115Wh Capacity
    Compare
Click to expand more +
THE FUTURE OF ON-SITE WELDING
  • Welding Integrated Portable Power Station
  • Engine-Driven Welder
  • Job-Site Setup
  • Welding Performance
  • Noise
  • Exhaust Emissions
  • Maintenance
  • Charge Overnight. Weld by Day. Power on and start welding.
  • Stable DC Output. Professional MMA/TIG welding.
  • Quiet Operation. Easier job-site communication.
  • Zero On-Site Exhaust. More flexible deployment.
  • No Engine. Less Maintenance.
  • Fuel checks and engine startup.
  • Requires a running engine for welding power.
  • Continuous engine noise.
  • Exhaust emissions and ventilation requirements.
  • Fuel, oil changes and engine servicing.
PROVEN IN THE FIELD
U.S. Welding Contractor Chris Power: Taking SOFIMO Battery-Powered Welding Equipment Off the Grid
U.S. Welding Contractor Chris Power: Taking SOFIMO Battery-Powered Welding Equipment Off the Grid
Remote jobsites do not always have grid power. Fuel deliveries can be difficult, and some projects restrict gasoline- and diesel-powered equipment. For Chris Power and Powers Precision Welding, bringing a suitable power source to the job is essential to completing on-site welding, fabrication and installation.
West–East Gas Pipeline Repair | Integrated Welding & Power for Greater Efficiency
West–East Gas Pipeline Repair | Integrated Welding & Power for Greater Efficiency
This Repair Station supports maintenance and emergency repair operations for the West–East Gas Pipeline. Traditionally, on-site welding and auxiliary electric tools were powered by large mobile power trucks or fuel generators, with temporary cables connecting separate welding machines and other equipment.
Oil & Gas Pipeline Repair | 50kW Industrial Battery Power for 380V Automated Welding
Oil & Gas Pipeline Repair | 50kW Industrial Battery Power for 380V Automated Welding
Three SOFIMO PS-5060PV units were deployed at a large-diameter pipeline repair site, powering high-demand automated welding equipment. By combining battery storage with diesel generator charging, the project is expected to reduce annual fuel costs by approximately 30%.
Aluminum Plant Maintenance: ES-5000PLUS Welding Integrated Portable Power Station
Aluminum Plant Maintenance: ES-5000PLUS Welding Integrated Portable Power Station
At an aluminum plant, a maintenance crew used the ES-5000PLUS battery-powered welding and power station for on-site stick welding. The unit brought welding capability directly to the maintenance location, providing an alternative to equipment that requires a continuous grid connection.
Chemical Plant Maintenance: Bringing Welding Power to the Repair Point with the LW-370
Chemical Plant Maintenance: Bringing Welding Power to the Repair Point with the LW-370
At a chemical plant, maintenance personnel used the SOFIMO LW-370 battery-powered welder for scratch-start TIG welding during workshop repairs.
FAQ
  • Q
    Can the ES Series replace a traditional engine-driven welder?
    A

    Yes, for many on-site welding applications. The ES Series combines professional MMA/TIG welding with battery-powered AC output, eliminating the need for fuel and engine maintenance. The right model depends on your welding current, workload, and required runtime.

  • Q
    What welding processes and electrodes does the ES Series support?
    A

    The ES Series supports MMA and Scratch-Start TIG welding, with plasma cutting available on selected models. It is compatible with common electrodes such as E6013 and E7018, supporting diameters up to Ø5.0mm.

  • Q
    How many electrodes can the ES Series weld on a single charge?
    A

    Welding capacity depends on the model, electrode size, and welding current. For example, the ES-6000PLUS can weld up to 876 Ø2.5mm electrodes per charge under reference test conditions.

  • Q
    Can the ES Series power electric tools while welding?
    A

    The ES Series integrates DC welding and AC power supply functions, supporting tools such as angle grinders, drills, and cutting machines. Simultaneous operation and available output depend on the model and connected loads.

  • Q
    How can the ES Series be recharged on remote job sites?
    A

    The ES Series supports AC charging, generator charging, and vehicle charging, with additional options available on selected models. Recharge in as little as 2–3 hours to minimize downtime and keep projects moving.

  • Q
    Is the ES Series more cost-effective than an engine-driven welder?
    A

    Battery-powered operation eliminates on-site fuel consumption and routine engine maintenance. For frequent welding and maintenance work, this can reduce operating costs, depending on electricity prices, usage frequency, and project conditions.

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