Brettanomyces bruxellensis TYB261 | WLP4640 | Vault Strain

White Labs Brettanomyces bruxellensis TYB261 WLP4640

A Limited-Release Vault Strain for Complex and Evolving Flavors

White Labs Brettanomyces bruxellensis TYB261 (WLP4640) is a Vault strain, offering brewers a unique opportunity to work with a versatile Brettanomyces strain known for its dynamic flavor contributions. With earthy funk, fruity esters, and mild acidity, this yeast is ideal for wild ales, mixed fermentation styles, and creative brewing experiments. As a Vault strain, WLP4640 is available only for a limited time, making it a rare and exciting choice for adventurous brewers.

Key Characteristics

• Strain Included: Brettanomyces bruxellensis TYB261.
• Flavor Profile: Earthy funk, bright fruit esters, and subtle tartness.
• Applications: Perfect for wild ales, mixed fermentations, and experimental beer styles.
• Optimal Temperature Range: 68–75°F (20–24°C).
• Alcohol Tolerance: High, suitable for diverse brewing projects.

Recommended Usage

White Labs WLP4640 thrives in both primary and secondary fermentations. Its dynamic character evolves with extended aging, developing rich and complex flavors over time. Brewers looking to push the boundaries of traditional styles or explore the wild side of brewing will find this strain to be an indispensable tool.

Enhance Your Brewing Process

Pair WLP4640 with White Labs Brewzyme to eliminate diacetyl and ensure a clean, professional-quality finish. For optimal yeast health, use White Labs Zinc Buddy to promote vigorous and consistent fermentation.

Our Commitment to Yeast Health

At SoCal Brewing Supply, we take yeast storage and viability very seriously. We ensure yeast is always stored under optimal conditions, with 24-hour monitoring of refrigerator temperatures to prevent spikes that could negatively impact yeast health.

For liquid yeast orders, we recommend shipping with an ice pack and insulated envelope to ensure your yeast arrives in top condition. It’s normal for ice packs to melt during transit; their purpose is to protect the yeast from extreme temperatures caused by external weather conditions.

If you like this yeast or want to view other White Labs yeast strains, check out our entire selection of White Labs Yeasts here.

White Labs Brettanomyces bruxellensis TYB261 WLP4640 is a rare opportunity to create beers with unparalleled depth and character. Don’t miss your chance to brew with this exceptional Vault strain.