This listing contains one piece of model 811A, sold as a single unit for use where an exact 811A component is required. Key benefits Exact model match: supplied specifically as model 811A to reduce compatibility errors when replacing or stocking parts. Simple ordering and inventory control: one readytouse piece makes it easy to a precise replacement without extra quantities. Ready for service use: provided as a standalone component to be used where an 811A part is specified. What is included Quantity: 1 piece Model: 811A How this product helps Minimizes downtime by providing the exact model needed for repairs or maintenance. Eliminates uncertainty in parts selection by matching the 811A designation. Streamlines spare parts management with a single unit option for targeted needs. Practical applications and use scenarios Replacement of a worn or failed 811A component during routine equipment maintenance. Keeping an onsite spare 811A part to reduce response time and avoid operational delays. Use in assembly or refurbishment projects that require the precise 811A model. Notes for buyers Confirm that your equipment or parts list specifies model 811A before ordering to ensure compatibility. This listing is for a single piece of model 811A only.