10/15/2026
Introducing the DiFluid RS Extract
The all-new RS Extract Coffee Refractometer is officially here.
Get ready to take the guesswork out of brewing with precision engineering at your fingertips:
◌ Direct Readings, Hot or Cold
Within its wide operating temperature range, hot brews don't need cooling, and cold brews don't need reheating.
▧ TDS & Extraction Yield on One Screen
Measure TDS, enter your dose and yield, and instantly view your Extraction Yield (EY). An integrated Coffee Brewing Control Chart shows exactly where your cup sits on the golden cup curve.
⇄ Seamless Multi-Method Switching
Pour-over, immersion, or espresso—easily switch modes to log reliable, brew-specific extraction profiles.
↗ Smart Scale Pairing & Real-Time Flow Rate
Connect to your coffee scale to track flow rate dynamically as you pour, dialing in your pouring tempo and recipe adjustments with real-time feedback.
From your morning routine to competitive dial-ins, make every tweak intentional and every cup repeatable.
Available now—grab yours directly on our website today!