About us

Alpha Plan at a glance

Alpha Plan is a medium-sized company in Radeberg/Germany. We focus on the development and manufacture of membrane-based filters and the production technology for these products.

We have been consistently expanding our expertise in filtration and automation technology for more than 25 years. Our product range includes innovative solutions in the areas of filter development, design, engineering, manufacturing and production technology.

As an international partner, we have already installed production systems in more than 20 countries. Thanks to this expertise, Alpha Plan has established itself as a leading supplier of dialyzer assembly lines.

Alpha Plan GmbH owns 2 production facilities in Radeberg near Dresden and employs more than 90 people.


Since November 2024, Alpha Plan GmbH has been a subsidiary of GMT Technology (Singapore) Pte. Ltd. through a strategic acquisition, part of the Zhejiang
GMT Group.

More information about the Zhejiang GMT Group: www.goldmt.net

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Gas transfer modules

Application examples:
  • Oxygen enrichment / carbonation of liquids
  • Degassing of liquids
  • Bioreactor oxygenators
Art. No. Product Dimensions (Ø/length) w/o connections Membrane Connections Inner surface Outer surface Intracapillary volume Extracapillary volume
0510142 GTM S 12 / 60 mm PMP FLC 80 cm² 160 cm² 0.6 ml 1.3 ml
0510143 GTM M 21 / 120 mm PMP FLC 0.10 m² 0.19 m² 6 ml 17 ml
0510144 GTM L 26 / 120 mm PMP FLC 0.15 m² 0.29 m² 9 ml 26 ml
MWCO - Molecular Weight Cut-Off; ICS - Intra Capillary Space; ECS - Extra Capillary Space; TMP - Trans-membrane pressure, FLC - Female Luer Connector; Ø - Housing diameter; Length - Housing length without end caps and connections