Altronix T1HCK34 kit consists of Trove1 enclosure, THC1 Hartmann Controls/Altronix backplane with 12VDC or 24VDC (factory set at 24VDC) @ 6A power supply/charger, and four (4) fuse protected output access control module. This kit also accommodates up to one (1) PRS_MASTER and four (4) PRS_TDM, PRS_IO8 modules for up to eight (8) doors in a single enclosure. Trove simplifies board layout and wire management, reduces installation time and labor costs.