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Lorch S3 SpeedPulse XT

Lorch S3 SpeedPulse-XT welding machine

The Lorch S-SpeedPulse-XT series offers models from 300 to 500 amps, allowing you to weld all material thicknesses.

  • Best welding characteristics

    State-of-the-art processor technology ensures optimum interaction between all parameters and components involved in the welding process. Peak duty cycles and maximum productivity are achieved.

    Performance plus through MIG-MAG speed processes:

    For maximum application breadth, all Lorch Speed processes are available on the Lorch S3: With the included processes SpeedPulse XT, TwinPuls XT, SpeedArc XT as well as the optional upgrades SpeedUp, SpeedCold and SpeedRoot, you weld faster, with higher quality and with low spatter for every welding task.

    Sophisticated industrial enclosure:

    Rugged metal housing, low gas cylinder mounting, crane lugs, torch holders: S3 welding equipment is designed and built to provide years of support for your welding challenges.


    The Lorch S3 is upgradeable, which means that you can individually adapt the process equipment of your welding system to new requirements at any time. This keeps you flexible and future-proof.

    EN1090-compliant package:

    Save yourself time-consuming and costly individual checks of your welding results! The included Lorch WPS booklet includes independently certified welding instructions of all relevant standard welding procedures, so you can easily weld EN1090 compliant.

    Energy efficiency at full output:

    The Lorch S3 combines top performance with efficient inverter technology and stand-by functionality. This allows you to reduce your costs while achieving a perfect welding result.

  • Details Data
    Mains voltage: 400V 3Ph
    Welding range: 25-320A
    Duty cycle 100%: 250A
    Feeding unit: 4 Roller drive (2 driven)
    Weldable wires steel: 0,6 – 1,2 mm
    Weldable wires aluminum: 1,0 – 1,2 mm
    Dimensions: 1116 x 463 x 812 mm
    Weight machine: 92,8kg
    Weight of feed case (workshop version): 20,2kg
    Weight water cooling (filled): 14,7kg
  • Download Lorch S Series Datasheet


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