Thyrotised Manual DC Welder is featured with stepless current control and arc striking with any type of electrode of up to 100 meters. The DC Welder functions as an ideal constant current power source for manual MMA or TIG welding. The Thyrotised Manual DC Welder is offered in a light weight design that facilitates ease of installation. Thyrotised Manual DC Welder is ideal for harsh site conditions and can be used for pipe welding with cellulosic electrodes.