TREND NET Quick Installation Guide 19" Rack mount Industrial Power Supply Vertical Chassis TI-R4U 1000W, 48V DC, 21A AC to DC Industrial Power Supply with PFC Function TI-RSP100048 2. Use M4 screws from beside and below of the plate to hold the bracket to: mount RPS-100048 power module. Each module needs to'use 5 pes M4 screws. Wire the power supply. Note: The wire gauge for the terminal black should range between 10~12 AWG. TI-RP262i lessen Mounting the device 1.