A DM-MDA-PWS provides a hot-swappable backup replacement power supply for a Crestron® DM-MD64X64 or DM-MD128X128 DigitalMedia™ Switcher. The DM-MDA-64-PWS is the power supply for the DM-MD64X64; the DM-MDA-128-PWS is the power supply for the DM-MD128X128. The DM-MD64X64 ships with two DM-MDA-64-PWS power supplies included; the DM-MD128X128 ships with three DM-MDA-128-PWS power supplies included. A single power supply on either switcher can be replaced in seconds on-site without requiring any tools, and without shutting down or removing the switcher from the equipment rack.
The DM-MDA-64-PWS and DM-MDA-128-PWS are high efficiency (>90%) type power supplies with variable speed fan cooling and demonstrated MTBF of >500,000 hours at full load and 77°F (25°C) ambient conditions.