The Hypertherm Retaining Cap HPR 400 AMP is a critical replacement part designed for use with Hypertherm plasma cutting torches. This component ensures secure retention of consumables during plasma cutting operations, maintaining optimal torch performance and cutting precision.

Specifically engineered for the HPR 400 AMP plasma torch model, the retaining cap supports consistent arc stability and protects internal torch components from damage. Its durable construction withstands the high temperatures and electrical demands of industrial plasma cutting applications.

Using the correct retaining cap like the HPR220637 variant is essential for maintaining torch reliability and extending consumable life, which benefits professionals in metal fabrication, automotive repair, and heavy manufacturing industries.