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OTC DA-300P

OTC DA-300P

Digital AC/DC TIG welder with pulse control, ideal for aluminum, stainless, and mild steel.

Product Specification

OTC DA-300P – Advanced Digital AC/DC TIG Welding Machine

Premium Inverter Controlled System • Suitable for Semi-Automatic & Robotic Integration

The OTC Daihen DA-300P is a state-of-the-art TIG welding machine engineered for industrial professionals who demand absolute precision and versatility. By combining advanced AC and DC welding modes with full digital inverter control, it delivers exceptional arc stability and high-quality results across challenging materials including aluminum, stainless steel, and mild steel.

Technical Parameters

Input Voltage 400V ±15% (3-Phase)
Output Current Range TIG: 4 – 300 A
Duty Cycle 40%
No-load Voltage 58 V
Pulse Frequency 0.1 – 500 Hz
Pulse Width Range Adjustable 5% – 95%
Dimensions (WxDxH) 640 x 250 x 544 mm
Machine Weight 44 kg

Key Built-in Features

  • Dual AC/DC Welding Modes Precise control over heat input, weld penetration, and final bead shape formation.
  • Full Digital Control Interface Delivers enhanced parameter accuracy and perfect repeatability across multiple jobs.
  • High AC Frequency & Silent Pulse Significantly improves control on thin aluminum plates while reducing harsh arc noise.
  • 100-Channel Memory Storage Save and instantly recall up to 100 job profiles for quick setups and absolute process consistency.

Advanced Automation & Robotic Integration

The DA-300P is engineered not only for premium manual operations but also seamlessly scales into high-production **semi-automatic and fully robotic welding environments**. It is fully ready for native automation layouts across modern production lines.

Interface Support

Can be fully integrated into OTC Daihen's **FD, AII, and ALMEGA AX Series Arc Welding Robots** by utilizing the dedicated internal robot interface communication card (L9123C).

Need localized specifications or official corporate bidding documents? Connect with our team.

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