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De'Longhi EC155
De'Longhi

EC155

Model no.
EC155
Released
2010
Type
Espresso · 51mm
Status
Current model
12 compatible parts found · 12 verified
📄 Official manual & specs↓ Common faults & fixes

Compatible portafilters & baskets (51mm)

4 parts
Double-Spout Portafilter 51mm
$34
Portafilters
Verified · Source: Manufacturer schematic · Last checked July 2026
✓Seattle Coffee Gear$34 →✓Whole Latte Love$35 →Amazon$36 →
Bottomless Portafilter 51mm
$39
Portafilters
Verified · Source: Manufacturer schematic · Last checked July 2026
Naked/bottomless portafilters need a slightly finer grind to avoid spraying — expect a short learning curve.
✓Seattle Coffee Gear$39 →✓Whole Latte Love$40 →
Single-Shot Basket 51mm
$12
Baskets
Verified · Source: Cross-referenced retailer fitment data · Last checked July 2026
✓Amazon$12 →✓CafeLast$13 →
Double-Shot Basket 51mm
$14
Baskets
Verified · Source: Manufacturer schematic · Last checked July 2026
✓Seattle Coffee Gear$14 →✓Amazon$15 →CafeLast$16 →

Gaskets & seals

2 parts
Group-Head Gasket 51mm
$8
Gaskets & Seals
Verified · Source: Manufacturer schematic · Last checked July 2026
✓Seattle Coffee Gear$8 →✓Whole Latte Love$9 →Amazon$10 →
Group O-Ring Seal Kit
$11
Gaskets & Seals
Verified · Source: Cross-referenced retailer fitment data · Last checked July 2026
✓Amazon$11 →✓CafeLast$12 →

Water filters

1 part
De'Longhi Water Softener Filter (DLSC002)
$13
Water Filters
Verified · Source: Manufacturer schematic · Last checked July 2026
✓Amazon$13 →✓Whole Latte Love$14 →

Cleaning & maintenance

5 parts
Backflush Detergent 500g
$16
Cleaning
Verified · Source: Manufacturer schematic · Last checked July 2026
✓Seattle Coffee Gear$16 →✓Whole Latte Love$17 →
Blind / Backflush Basket 51mm
$7
Cleaning
Verified · Source: Cross-referenced retailer fitment data · Last checked July 2026
✓Amazon$7 →✓CafeLast$8 →
Cafiza Espresso Machine Cleaner
$15
Cleaning
Verified · Source: Manufacturer schematic · Last checked July 2026
✓Seattle Coffee Gear$15 →✓Whole Latte Love$16 →Amazon$17 →
Group-Head Cleaning Brush
$6
Cleaning
Verified · Source: Cross-referenced retailer fitment data · Last checked July 2026
✓Amazon$6 →✓CafeLast$7 →
De'Longhi EcoDecalk (DLSC500)
$13
Cleaning
Verified · Source: Manufacturer schematic · Last checked July 2026
✓Amazon$13 →✓Whole Latte Love$14 →

Common faults & the parts that fix them

!
Portafilter drips or leaks from the sides
Likely fix: Group-Head Gasket 51mm
Find part →
!
Weak pressure / thin or no crema
Likely fix: Double-Shot Basket 51mm
Find part →
!
Steam wand won't froth properly
Likely fix: Steam Wand Tip (2/3-hole)
Part coming soon
!
Slow to heat or not heating
Likely fix: Thermal Fuse / Safety Cutout
Part coming soon
Spotted a part that doesn't fit?— our team reviews every report.