Otc Tig TIG welding machine Welding Machine OTC DAIHEN

OTC ACCUTIG 300P

AC/DC TIG welding machines with thyristor control, 7 welding modes, and up to 300A output, perfect for aluminum and various metal welding.

PRODUCT SPECIFICATION

Industrial AC/DC TIG Solutions OTC DAIHEN® Professional Series

OTC DAIHEN ACCUTIG 300P – High-Performance AC/DC Pulsed TIG Welder

300A Rated Output • 100% Duty Cycle • Advanced Thyristor Control

The OTC ACCUTIG 300P is a heavy-duty, industrial-grade AC/DC pulsed TIG welding power source engineered for absolute precision and versatility. Built with robust Thyristor-controlled technology, this machine delivers an exceptionally stable arc with minimal spatter, ensuring high-quality, clean welds even on difficult-to-weld materials like aluminum and thin-gauge stainless steel. Designed for high-production environments, the ACCUTIG 300P handles intensive duty cycles with ease, offering professional welders a comprehensive suite of seven distinct welding modes. Its intuitive interface and rugged construction make it an indispensable asset for precision manufacturing, from automotive fabrication to specialized medical device assembly.

Technical Core Features

Thyristor Arc Control
Delivers superior arc stability and refined puddle control for complex metallurgical applications.
Seven Multi-Mode Versatility
Includes DC Pulsed/Non-Pulsed TIG, Stick (MMA), and Rectangular Wave AC modes for optimized cleaning and penetration.
100% Duty Cycle
Engineered for continuous production lines where thermal performance and reliability are paramount.
Industrial Grade Construction
Robust chassis design protects internal components in harsh manufacturing environments.

Machine Specifications

Power Supply	3-Phase 380/400V
Rated Output Current	300A
Adjustment Range	10 – 350A (AC/DC)
Duty Cycle	100%
Unit Weight	176 kg
Dimensions (WxDxH)	460 x 663 x 859 mm

Primary Industry Applications

Aluminum Welding

Essential for automotive and aerospace components requiring clean penetration.

Stainless Steel

High-quality fabrication for sanitary equipment and industrial infrastructure.

Precision Tasks

Electronics, instrumentation, and medical device manufacturing components.

Performance Overview

The OTC ACCUTIG 300P integrates advanced thyristor stability with 100% duty cycle efficiency, providing a professional-grade welding solution for operations that demand consistent quality, versatility, and durability under demanding industrial conditions.