The TE22 is a small transfer tank manufactured by Hoefer company. It has a maximum gel size of 9 x 10 cm. It has a maximum buffer level and a minimum one. Furthermore, the unit has a cassettes that is easy to load and handle. It doesn't have a gel distortion-grooves inside the unit hold cassettes in place, applying equal pressure across the gel. Its foam sponges at 3 mm thick-8 pcs and its blotter paper (9 x 10.5 cm) is 25 sheets.