Solo 4400221-P Complete Diaphragm Sprayer Pump Assembly with Valve

Revitalize your Solo sprayer with the genuine Solo 4400221-P Complete Diaphragm Sprayer Pump Assembly. This comprehensive replacement kit offers a quick and cost-effective solution to restore your sprayer to peak performance without the expense of purchasing an entirely new unit. Designed specifically for Solo models 475, 473ecs, 477SW, 478, 478-EN, 475 DLX, 473-D, and 485, this authentic replacement part ensures perfect compatibility and seamless installation. The assembly comes complete with an integrated pressure regulating valve featuring four adjustable settings (15, 30, 45, and 60 PSI), allowing you to customize the spray pressure for various applications from gentle misting to powerful spraying. This versatility makes it ideal for everything from delicate plant care to more demanding agricultural and pest control tasks. Every component needed for a complete replacement is included in this kit - all required seals, O-rings, clamp, and hardware - eliminating the hassle of sourcing individual parts. The high-quality diaphragm design ensures reliable performance and consistent pressure delivery for precise application of pesticides, herbicides, fertilizers, and other solutions. Proudly made in the USA, this genuine Solo replacement part is manufactured to the highest quality standards, guaranteeing durability and longevity. The straightforward installation process means you can quickly get back to your spraying tasks with minimal downtime. Trust Solo's 4400221-P pump assembly to breathe new life into your trusted sprayer and continue delivering the performance you depend on.

• Fits Solo models 475, 473ecs, 477SW, 478, 478-EN, 475 DLX, 473-D, 485
• Includes pressure regulator with four settings 15, 30, 45 and 60 psi
• Includes all required seals and o-rings, clamp and hardware
• Genuine solo replacement parts
• Made in the usa