I-DFPA  409.6/512  iyisixazululo sesistimu yokugcina ibhethri ye-UPS, enezinzuzo zokuphepha nokuthembeka, impilo ende yesevisi, izinyawo ezincane, nokusebenza okulula nokugcinwa. Yamukela ibhethri ye-lithium iron phosphate, ibhethri ephephe kunazo zonke phakathi kwamabhethri e-lithium. Ifanele amasistimu kagesi we-20-200KVA UPS, njengezikhungo zezezimali, ezokuthutha, ukunakekelwa kwezempilo, nezikhungo zedatha ezincane, okuhlanganisa iziteshi ze-telecom, ezokuthutha, nezikhungo zedatha ezimaphakathi.