Power paint pump, model 24y742 — durable steel replacement for Proxchange Prox17 / Prox19 / Prox21 sprayers Key benefits Durable steel construction: made from higher-grade steel that is stronger and more wear-resistant than ordinary steel, giving a longer service life and reliable performance. Direct replacement: designed as a drop-in power paint pump for compatible Proxchange electric spray units, reducing downtime and maintenance. Built-in sealing and lubrication feature: includes an internal seal with a lubrication function, so the pump is pre-configured for proper sealing and lubrication during normal use. Separate lubricating oil is generally not required and should not normally be used. What it does and who it’s for Function: this electric paint pump delivers the pumping action required by Proxchange spray devices (Prox17, Prox19, Prox21), restoring spray performance for home DIYers and professionals. Ideal for users who need a reliable replacement pump to extend the life of their Proxchange sprayer without modifying the machine. Compatibility and important note Model number: 24y742 — please verify that this is the correct model for your sprayer before purchase. Compatible with: Proxchange Prox17, Prox19, Prox21 spray units. Confirm compatibility with your equipment model to ensure a correct fit. Practical use scenarios Home renovation: replace a worn pump in a Proxchange sprayer to finish painting walls, trim, or furniture without upgrading the entire unit. Automotive touch-ups: restore spray capability for small vehicle bodywork and detail painting where a consistent pump is needed. Workshop or rental fleet maintenance: keep tools operational by swapping in a durable, serviceable pump when existing pumps show wear. Notes and care Do not use separate lubricating oil in normal operation unless manufacturer instructions for your specific sprayer indicate otherwise. Confirm model 24y742 fits your Proxchange unit prior to ordering to avoid compatibility issues. Buy with confidence: robust steel construction and factory-installed sealing/lubrication make this pump a dependable replacement for compatible Proxchange electric spray systems.