Altronix T3AXK777F24SD kit consists of Trove2 enclosure, TSS3 Axis Communications/Altronix backplane with three (2) 24VDC @ 10A power supply/charger, three (2) eight (8) PTC protected dual input/output access control modules, three (3) 12VDC voltage regulators and two (2) eight (8) PTC protected dual input/output power distribution modules. This kit also accommodates up to three (3) Axis 1810 or up to two (2) Axis 1810 and one (1) Axis 1710-B modules for up to twenty-four doors in a single enclosure. Trove simplifies board layout and wire management, reduces installation time and labor costs.