Jura J8
| Maker | Jura |
|---|---|
| Boiler | Super-automatic, thermoblock |
| Brew boiler | Not listed |
| Steam boiler | Not listed |
| Water tank | 1.9 L |
| Plumb-in | Not listed |
| Voltage (US) | 120V |
| Maker's water filter | CLEARYL Smart+ |
What water does this machine require?
Jura hasn't published a limit our check can use for this machine yet, so the check can't give it a result. Whatever the maker does say is quoted below.
Will my water work with this machine?
Add your water from a test strip, a report or your city's numbers, and we'll check it against the maker's limits above. It stays in this browser.
The maker's water guidance
From Jura's guidance for this model.
Hardness setting: 1–30 °dH
“Set the hardness of the water used (1 °dH to 30 °dH) to prevent limescale building up in your machine”
Hardness setting
“Very soft water <3 <3 < 53.4 None Soft water > 4 > 4 > 71 1 Hard water > 8.4 > 8.4 > 150 2 Very hard water > 14 > 14 > 250 3”
Water type
“Never use mineral or carbonated water. You can use tap water, bottled water, spring water and reverse osmosis water.”
Water filter
“Your J8 no longer has to be descaled if you are using the CLEARYL Smart filter cartridge.”
Where to buy
- Whole Latte LoveOut of stock when we checked on Oct 22, 2026Check price at Whole Latte Love (opens in a new tab)
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