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Bunn 46555.1000

Bunn 46555.1000 Kit Backflow Assy W/Check Valve U3/Sru | Fits U3

Regular price $523.90

This part ships directly from Bunn and stock is not guaranteed. Lead time averaging 4 to 6 business days for ground shipments, 1 to 2 business days for Overnight.

If unavailable, the item will be backordered. If you have any questions check parts sheets below description. Please email or chat to confirm availability prior to ordering.

Description Details

BUNN Coffee Machine Part KIT BACKFLOW ASSY W/CHECK VALVE U3/SRU (46555.1000) is an essential replacement component designed to ensure optimal performance and longevity of your BUNN coffee brewing equipment. This backflow assembly kit includes a precision-engineered check valve that prevents water from flowing backward into the system, maintaining hygienic operation and protecting the coffee machine’s internal plumbing from contamination. Perfectly compatible with various BUNN models, the kit enables quick and hassle-free installation, minimizing downtime and maximizing your machine’s efficiency.

Featuring durable construction and high-quality materials, the KIT BACKFLOW ASSY W/CHECK VALVE U3/SRU is built to withstand the rigorous demands of commercial coffee brewing environments. The integrated check valve offers reliable backflow prevention, reducing the risk of cross-contamination and meeting necessary safety and health standards. With this assembly, coffee shop owners and operators can ensure consistent water flow and pressure, which contributes directly to brewing perfectly balanced coffee every time. This part is ideal for routine maintenance or emergency repairs, helping extend the life of your existing BUNN coffee machine system.

Specifications for the BUNN 46555.1000 backflow assembly include compatibility with designated U3 and SRU series commercial coffee brewers, ensuring seamless integration without the need for modifications. The kit provides a turnkey solution that enhances machine reliability while reducing repair costs associated with water damage or improper backflow. Whether you run a bustling café or a corporate coffee service, this genuine BUNN replacement part guarantees sustained machine performance, improved safety, and consistent coffee quality — making it a must-have component for your coffee equipment maintenance inventory.

Descriptions are for reference only. We do our best to fill in the blanks when manufacturers don’t provide descriptions, but details can vary. We strongly recommend checking with the manufacturer for the exact part number you need. Ordering based on the part number—rather than the description—is the best way to ensure compatibility.

Frequently Asked Questions

This Part #46555.1000 fits Bunn machines, including the U3 series. Compatibility may be specific to the machine's production year and model. Please consult the technical PDFs and compatibility data on this page to confirm a match for your specific unit before finalizing your purchase.

Our current database shows fitment for the U3 series. However, many Bunn components are interchangeable across different platforms. If you have successfully installed Part #46555.1000 on a model we haven't listed, please let us know so we can update our records for the community.

If you are unsure of the fit, do not guess. To prevent downtime, please view our Compatible Parts Diagrams to check the exploded view PDF for your specific unit, or message our parts team for assistance.

Parts from Bunn including this kit backflow assy w/check valve u3/sru ship directly from their warehouse. Please email or chat to confirm availability prior to ordering.
Yes. Part #46555.1000 is a 100% genuine OEM component sourced directly from the Bunn factory. Using original parts ensures your equipment maintains its factory-spec pressure ratings and safety certifications.
Lead times for Bunn parts typically range from 4 to 6 business days depending on availability. Next Day Air parts usually ship within 1 to 2 business days.
All Bunn parts come with a 730-day manufacturer's warranty. Contact us for specific warranty details.
All Bunn parts come with a 30 day return policy. Please see our refund policy or chat for more details.
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