XD-350S / XD-500S Series 2

A microcomputer-controlled thyristor automatic CO2 / MAG welding machine. Featuring excellent operational performance and outstanding durability, it stands as the "Ultimate New Basic Model," designed to be robust and high-performing in all working conditions.
XD-350SII

XD350S Series 2

  • Enhanced Ignition Performance: High-performance microcomputer ensures superior arc startability.
  • Improved Workability: Streamlined operations through unified control cable integration.

  • Rugged Durability: Features a standard drip-proof cover on the front panel to protect components from dust and rain during outdoor storage.

  • Eco-Friendly Design: Equipped with power-saving circuits, an automatic fan-stop function, and a gas-saving system.

XD-500SII

XD500S Series 2

  • Advanced Microcomputer Integration: Enhanced processing speed and memory capacity—equivalent to digital inverter models—realize expanded welding modes and instant arc starting.

  • Stable Welding Quality: Exceptional resistance to input voltage and frequency fluctuations ensures consistent, high-quality welds.

  • Precision Control: Compatible with an optional "Brake Unit" for the wire feeder to minimize wire over-run at the end of a weld, significantly improving tack welding efficiency.
  • Robust & Maintainable: Standard drip-proof protection for the control panel and an improved overall structure for simplified maintenance.
XD350S XD500S

Technical specification

Welding power supply    XD-350S II    XD-500S II
Rated input 3 Phase 380/400V 3 Phase 380/400V
Rated output 350A/36V 500A/45V
Output adjustment range 50～350A/15～36V 50～500A/15～45V
Rated usage rate 50% 60%
Mass (dimension) 103 kg
(372×690×659mm)		 164 kg
(454×701×859mm)
Wire feeder CM-2302 CM-2302
Welding Torch BT3500-30 / BT3510-30 BT5000-30
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Application Scenarios

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otcda@otc.co.th
02-714-3201