Harris 402-050-540-E - 402050540E - Oxygen Regulator Replacement Shields A factory demo unit has

A factory demo unit has been used exclusively for Lincoln Electric's authorized demonstration program — dealer events

black split cowhide and feature a 100% coverage Kevlar(R) internal liner

"text": "Each FLEXTEC 450 unit delivers 450 A at 60% duty cycle (38 V) and 400 A at 100% duty cycle (34 V)

It has not been operated in a production environment

Harris 402-050-540-E - 402050540E - Oxygen Regulator Replacement Shields A factory demo unit hasHarris General Purpose Regulator Model 402 050 540 E 402050540E Model GP402 is a brass Two Stage Regulator with neoprene diaphragms for general purpose applications. The Model GP402 maintains a constant delivery pressure from full to near empty Cylinder conditions. The Model GP402 is not recommended for High Purity applications that may be sensitive to contamination due to elastomeric components. Features Available in 0 15, 0 50, 0 125 and 0 250 PSIG