Add a 5 lb bag of custom roasted coffee to your parts order and get an extra 25% off our wholesale coffee prices!

La Marzocco 921

La Marzocco 921 Retrofit Kit, MP to EE Conversion, 3GR

Regular price $2,494.88

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

Upgrade your 3-group La Marzocco espresso machine with the essential Retrofit Kit, MP to EE Conversion (Part # 921). This specialized kit allows you to seamlessly transition your machine's manual paddle (MP) groups to the advanced Electronic Paddle (EE) system. The key features of this retrofit include all necessary electronic control boards, wiring harnesses, and high-precision flowmeters for three groups. By adopting the EE technology, baristas gain precise control over volumetric settings and pre-infusion profiles, dramatically enhancing shot-to-shot consistency and reproducibility. This is a crucial upgrade for high-volume cafes seeking to standardize their espresso quality and optimize workflow.

The primary benefit of converting to the EE system is the immediate boost in operational consistency and efficiency. The electronic control over the brewing cycle eliminates manual variation inherent in the MP system, ensuring that every barista pulls a perfectly timed and volumetrically identical shot, regardless of experience level. This consistency reduces waste, speeds up service during peak hours, and allows for easier replication of complex espresso recipes. Furthermore, the robust, factory-specified components in this OEM kit guarantee a reliable integration that protects your machine's longevity and performance.

Designed for professional installation, the Retrofit Kit, MP to EE Conversion, 3GR (921) is specifically engineered for compatible 3-group La Marzocco models, offering a perfect fit and dependable functionality. The kit's usage centers on enhancing the machine's precision: the flowmeters measure water volume accurately, while the electronic controls regulate water delivery and cut-off automatically once the programmed volume is reached. Invest in this critical upgrade to unlock superior control and achieve consistently perfect extractions in your commercial setting.

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 #921 fits La Marzocco machines. 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.

Compatibility for this specific La Marzocco part is currently being indexed. Because many parts from this manufacturer are cross-compatible, we rely on technical feedback. If you know this is a match for a specific machine, please contact us to help us verify and add it to our list.

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 retrofit kit, mp to ee conversion, 3gr ship directly from their warehouse. Please email or chat to confirm availability prior to ordering.
Yes. Part #921 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.

Commercial Coffee Machine Part Manufacturers