AEB BIOCHEMICAL

AEB Fermoale German K - 500g

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Top-fermenting yeast strain for Traditional Kölsch and Altbier styles.

It produces a neutral profile that allows the expression of malt characters to give a dry clean finish. It produces very low levels of diacetyl and subtle ester notes of pear, apple and citrus.

Best For

Best For Kölsch & Altbier

Quickly see where this product fits best in a professional brewing program.

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Kölsch

A neutral, clean ferment with subtle pear, apple, and citrus notes and a dry finish.

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Altbier

Lets the malt of Düsseldorf-style amber ales come through, with very low diacetyl.

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Cream Ales

A clean ale strain for light, easy-drinking beers where a neutral palate matters.

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California Common

A warm-fermented lager style that wants clean, gentle malt character at ale temperatures.

Technical Specs

Quick Brewing Specifications

Yeast Type Ale / Top Fermenting
Species Saccharomyces cerevisiae
Origin Päffgen Brauerei, Cologne, Germany
Attenuation 75–80% | Medium
Fermentation Temp 55–70°F | 13–21°C
Flocculation Medium
Alcohol Tolerance 11% ABV
Ester Profile Low
Sulfur Low
STA-1 Status Negative

Technical Resources

Documents & Product Support

Download technical sheets, safety documents, and product reference materials for this product.

TDS
TDS

German K Technical Data Sheet

Official technical data sheet with product specifications, fermentation performance, and brewing application information.

View TDS

Need Help Choosing Yeast?

Match the right strain to your beer, process, and production schedule.

Not sure if this is the right strain for your beer? Tell us your batch size, original gravity, beer style, fermentation temperature, and production goals. Our team can help you compare options and build the rest of the order around it.
Yeast Substitution Chart Contact Pro Brew

Helpful info to send us

  • Beer style or recipe target
  • Batch size and original gravity
  • Fermentation temperature
  • Dry yeast pitch or repitch plan
  • Other ingredients you need shipped with it
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About AEB Brewing

Biotechnology, yeast, and process solutions for modern breweries.

AEB Brewing provides professional brewing yeast, nutrients, enzymes, clarification aids, stabilizers, sanitation products, and process solutions for breweries looking to improve fermentation performance, consistency, and production control.
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Why Brewers Choose AEB Brewing

•Professional brewing yeast portfolio
•Fermentation nutrients and process aids
•Enzymes for brewing performance and efficiency
•Clarification, stabilization, and filtration support
•Technical resources for craft and production breweries

Why Pro Brew Supply Carries AEB Brewing

We carry AEB because their yeast, nutrients, enzymes, clarification aids, stabilizers, and brewery process products give brewers access to a deeper technical toolbox. AEB fits well with the way Pro Brew Supply supports breweries: practical products, fast fulfillment, and help from people who understand brewing.

Buying AEB through Pro Brew Supply also lets breweries combine yeast and process aids with malt, hops, cleaning products, and other brewing supplies in one order. That means fewer supplier headaches, better shipping efficiency, and a more complete brewing solution from one source.

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