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The Lincoln Electric T13990-1 (9ST13990-1) is an OEM heavy-duty selector switch handle assembly designed for industrial stick (SMAW) welding systems. It serves as a replacement component for amperage selection on tap-style welding machines, featuring a dielectric construction for operator safety.
Features
Authentic OEM replacement part
Heavy-duty industrial construction
Flame-retardant composite body for heat resistance
Reinforced metal hub for mechanical durability and torque resistance
Dielectric safety design to prevent electrical conductivity to the operator
