Ugavi wa umeme usiovunjika (UPS) ni kifaa cha mfumo kinachounganisha betri na kompyuta mwenyeji na kubadilisha umeme wa DC kuwa umeme wa manispaa kupitia kibadilishaji umeme na saketi zingine za moduli. Hutumika sana kutoa usambazaji wa umeme thabiti na usiokatizwa kwa kompyuta moja, mfumo wa mtandao wa kompyuta au vifaa vingine vya kielektroniki vya umeme kama vile vali ya solenoid na kipitisha shinikizo.
Pamoja na maendeleo ya mfumo wa umeme, kama vile usambazaji wa umeme, utulivu wa masafa na kadhalika, imekuwa ikizingatiwa zaidi na zaidi. Hasa katika mstari wa umeme na ubora wa usambazaji wa umeme sio juu sana, teknolojia ya kuzuia kuingiliwa imerudi nyuma, na mahitaji ya mfumo wa kompyuta kwenye usambazaji wa umeme ni ya juu kiasi, jukumu la UPS ni dhahiri zaidi.
UPS Mtandaoni za Mara kwa Mara za Juu
| Nambari ya Oda/aina | Uwezo | Volti ya Kawaida (AC) | BatteryfDC) | Kipengele cha nguvu | Upana x Urefu x Urefu (mm) | Uzito (Kg) |
| HW9115C | 1KA/800W | 220/230/240V | Sehemu ya 3 7AH | 0.8 | 145x355x220 | 12 |
| 2KVA/1600W | Sehemu ya 6 7AH | 190x383x318 | 23 | |||
| 3KVA/2400W | Sehemu ya 8 7AH | 190x433x318 | 31.5 | |||
| 6KVA/4800W | Sehemu ya 16 7AH | 0.8/0.9 | 248x500x616 | 57 | ||
| 10KA/8000W | Sehemu ya 16 7AH | 248x500x616 | 67.5 | |||
| HW9315C | 10KA/8000W | 380/400/415V | Sehemu ya 16 7AH | 0.8 | 248x500x882 | 72 |
| HW9115C-XL | 1KVA/800W | 220/230/240V | 36V | 0.8 | 145x355x220 | 6.5 |
| 2KVA/1600W | 72V | 190x383x318 | 10.5 | |||
| 3KVA/2400W | 96V | 190x433x318 | 14 | |||
| 6KVA/4800W | 192 V/240V hiari | 0.8/0.9 | 248x500x460 | 18 | ||
| 10KA/8000W | 192V/240V hiari | 248x500x460 | 20 | |||
| HW9315C-XL | 10KVA/8000W | 380/400/415V | 192V/240V hiari | 0.8 | 248x500x616 | 20 |
| 15KA/12000W | 192V/240V hiari | 248x500x616 | 35 | |||
| 20KA/16000W | 192V/240V hiari | 248x500x616 | 35 |
UPS Mtandaoni ya Masafa ya Nguvu
| Nambari ya Oda/aina | Uwezo | Vohage ya Kawaida (AC) | Betri (DC) | Kipengele cha nguvu | Upana wa Uzito Dx G(mm) | Uzito (Kg) |
| HW9312C-XL | 8KVA/4000W | 380/400/415V | 384V | 0.8 | 555x720x1210 | 195 |
| 10KVA/8000W | 205 | |||||
| 15KVA/12000W | 225 | |||||
| 20KVA/16000W | 243 | |||||
| 30KVA/24000W | 323 | |||||
| 40KVA/32000W | 364 | |||||
| 50KVA/40000W | 801x727x1400 | 405 | ||||
| 60KVA/36000W | 425 | |||||
| 80KVA/64000W | 505 | |||||
| 100KVA/80000W | 432V | 1115x727x1400 | 805 | |||
| HW9332C | 10KVA/8000W | 380/400/415V | Sehemu ya 32 iliyojengwa ndani ya 7AH | 793x727x1210 | 308 | |
| 15KVA/12000W | Sehemu ya 32 iliyojengwa ndani ya 7AH | 330 | ||||
| 20KVA/16000W | Sehemu ya 32 iliyojengwa ndani ya 7AH | 350 | ||||
| 30KVA/24000W | Sehemu ya 32 iliyojengwa ndani 17AH | 525 | ||||
| 40KVA/32000W | Sehemu ya 32 iliyojengwa ndani 17AH | 564 | ||||
| HW9332C-XL | 10KVA/8000W | 380/400/415V | 384V | 555x727x1210 | 205 | |
| 15KVA/12000W | 225 | |||||
| 20KVA/16000W | 243 | |||||
| 30KVA/24000W | 323 | |||||
| 40KVA/32000W | 364 | |||||
| 50KVA/40000W | 801x727x1400 | 405 | ||||
| 60KVA/48000W | 433 | |||||
| 80KVA/64000W | 517 | |||||
| 100KVA/80000W | 1115x727x1400 | 850 | ||||
| 120KVA/96000W | 960 | |||||
| 160KVA/128000W | 1422x847x1603 | 1200 | ||||
| 200KVA/160000W | 1500 |