24 inch refurbished monitors can be a sensible way to renew technology without forcing every purchase into a new-equipment budget. The important part is to match the product to the job: standard office rollouts, design support, spreadsheets and dual-screen setups.
Before deciding, look beyond the category name and review resolution, inputs, ergonomics, panel condition and whether matching units are needed. If the equipment is for a professional environment, also consider availability of similar units, accessories, warranty and how quickly it can be deployed.