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OYL-108 Pilsner II

Liquid Lager yeast from Omega Yeast.

LabOmega Yeast· Lager · Liquid · OYL-108

Specs

Attenuation
70–74%
The share of sugars the yeast ferments out. Higher attenuation means a drier, stronger beer.
Optimal temp
10–14°C
50–57°F
The range where this strain ferments cleanly, without throwing off-flavors. Most brewers pitch near the low end.
Flocculation
Med-high
How readily the yeast clumps together and drops clear once fermentation winds down.
Alcohol tolerance
≈9% ABV
The rough ABV ceiling where the yeast stresses out and stops fermenting.

Genetic traits

Phenolics
POF−
Ferments clean
Phenolically clean (POF-negative). No clove or spice, so malt, esters, and hops come through unmasked. The norm for American and British ales and most lagers.
Diastatic
STA-1−
Not diastatic
Does not carry the STA1 (diastaticus) gene. It attenuates normally, with no diastaticus over-attenuation or gushing risk.

Same strain, other labs

Weihenstephan 34/70 (WLP830)
OYL-108 = L28 = WLP830 = 2278

Potential substitutes for OYL-108 Pilsner II

Usually used in

Czech PilsnerCzech Amber LagerCzech Dark LagerAmerican LagerPre-Prohibition LagerSchwarzbierGerman PilsDunkelsHellesMexican LagerVienna LagerRauchbierDortmunder ExportMaibock+5 more

Common questions

What is the OYL-108 Pilsner II equivalent?
L28 Urkel, WLP830 German Lager Yeast, and 2278 Czech Pils — the same strain from other labs, the Weihenstephan 34/70 (WLP830) strain.
What is OYL-108 Pilsner II's attenuation?
70–74% apparent attenuation.
What temperature should I ferment OYL-108 Pilsner II at?
10–14°C is the recommended range.
What beer styles is OYL-108 Pilsner II good for?
Czech Pilsner, Czech Amber Lager, Czech Dark Lager, American Lager, Pre-Prohibition Lager, Schwarzbier, German Pils, Dunkels, Helles, Mexican Lager, Vienna Lager, Rauchbier, Dortmunder Export, Maibock, Bock, Marzen, Baltic Porter, Doppelbock, and Eisbock & Bière de Garde.
What can I substitute for OYL-108 Pilsner II?
LalBrew Diamond Lager (similar temperature range), SafLager W-34/70 (similar temperature range), and M76 Bavarian Lager Yeast (similar temperature range).
Brew with OYL-108 Pilsner II
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