Siemens SITOP Industrial UPS Modules 24V - Siemens 6EP19312DC21, A 6A 24V DC DIN rail mounting Uninterruptible Power Supply (UPS) with a 24V DC input. The high reliability UPS unit can easily cope with critical network conditions and protect systems against mains problems and problems on the DC side. Siemens 6EP1931-2DC21 SITOP Industrial UPS 6A 24VDC
