As an Amazon Associate I earn from qualifying purchases.Updated: March 27, 2026
The Water Filter in your Breville Barista Express BES870XL removes impurities from your water, ensuring a cleaner, tastier espresso. Over time, the filter becomes clogged and less effective. Neglecting replacement can lead to reduced water flow, inconsistent brewing, and potential damage to your machine.
$15.99
Price from Amazon • As an Amazon Associate I earn from qualifying purchases.
Function: Removes chlorine, sediment, and other impurities that affect taste
Signs it needs replacing: Reduced water flow, inconsistent brewing temperature, changes in espresso taste
OEM vs aftermarket: OEM filters (BWF100) are guaranteed to fit but may be pricier. Aftermarket options exist, often cheaper but always verify compatibility with BES870XL.
Installation: Typically involves simply unscrewing the old filter and screwing in the new one
Replacement schedule: every 2 months
Compatibility warning: Always verify part number BWF100 matches your exact model before ordering
Pros & Cons
Pros
✓ Restores device to original performance without buying a new unit
✓ Significantly cheaper than a full device replacement
✓ Multiple options available from OEM and aftermarket sellers
Cons
✗ OEM parts cost more than third-party alternatives
✗ Wrong part number will not fit — model verification is essential
Common Use Cases
Scheduled maintenance on the every 2 months replacement cycle
Performance restoration after noticing reduced output or efficiency
Preventive replacement before a worn part causes secondary damage
Who Should Buy This
This Water Filter replacement is for Breville Barista Express BES870XL owners experiencing reduced performance or wanting to maintain optimal brewing quality.
Not ideal for: If your Breville Barista Express is beyond repair due to major malfunctions, a full device replacement might be more cost-effective.
Good to Know Before Buying
💡
Always confirm your exact model number (BES870XL) before ordering. Part numbers vary between model variants and production years. Check the label on your device or original documentation to be sure.
Frequently Asked Questions
What is the part number for the Breville Barista Express Water Filter?
The part number is BWF100. Always verify this matches your exact model (BES870XL) before ordering, as similar models may use different parts.
How often should I replace the Water Filter on my Breville Barista Express?
every 2 months
Will aftermarket Water Filter replacements work in my Breville Barista Express?
Third-party parts are widely available and often cheaper than OEM. Look for listings that specifically mention compatibility with model BES870XL and check buyer reviews for fit confirmation before purchasing.
Prices change frequently. See the latest deal on Amazon.