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La Marzocco B.1.005.WB

La Marzocco B.1.005.WB White/Brass, Steam Knob, GS3

Regular price $58.26

This part ships directly from La Marzocco and stock is not guaranteed. Lead time averaging 7 to 9 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

Restore the premium aesthetic and precise control of your La Marzocco GS3 espresso machine with the genuine White/Brass Steam Knob (Part # B.1.005.WB). This essential upgrade or replacement component merges stunning visual appeal with enhanced functionality. Featuring a durable white polymer grip contrasted with a polished brass skirt, this knob is engineered specifically for the high-pressure demands of commercial steam systems. The ergonomic design ensures a comfortable, secure grip, allowing baristas to execute micro-adjustments with ease, which is crucial for achieving perfectly textured milk. If you are experiencing a "loose steam knob" or a "broken steam handle" on your GS3, replacing it with this OEM part guarantees a factory-standard fit and reliable, leak-free operation.

The B.1.005.WB Steam Knob is built to La Marzocco’s exacting standards, ensuring longevity in high-volume environments. Its features include heat-resistant materials for safety, precise threading for secure attachment to the steam valve assembly, and the iconic La Marzocco design that complements the GS3’s aesthetic. Correct usage involves carefully screwing the knob onto the GS3's steam valve shaft until snug, restoring responsive steam control. This not only solves the "inconsistent steam pressure" problem often linked to faulty knobs but also provides the tactile feedback necessary for consistent milk frothing, eliminating the common issue of a "sticky steam valve knob."

Don't let a worn-out control knob compromise your GS3's performance or appearance. Investing in this genuine White/Brass Steam Knob is the definitive solution for professionals seeking to maintain peak machine function and style. This replacement ensures that you can effortlessly manage the steam power needed for your milk pitcher, drastically improving workflow and drink quality. Ensure your GS3 operates flawlessly by choosing the authentic OEM Steam Knob B.1.005.WB.

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 #B.1.005.WB fits La Marzocco machines, including the GS3 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 GS3 series. However, many La Marzocco components are interchangeable across different platforms. If you have successfully installed Part #B.1.005.WB 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 La Marzocco including this white/brass, steam knob, gs3 ship directly from their warehouse. Please email or chat to confirm availability prior to ordering.
Yes. Part #B.1.005.WB is a 100% genuine OEM component sourced directly from the La Marzocco factory. Using original parts ensures your equipment maintains its factory-spec pressure ratings and safety certifications.
Lead times for La Marzocco parts typically range from 7 to 9 business days depending on availability. Next Day Air parts usually ship within 1 to 2 business days.
All La Marzocco parts come with a 365-day manufacturer's warranty. Contact us for specific warranty details.
All La Marzocco parts come with a 30 day return policy. Please see our refund policy or chat for more details.

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