P91g 1-3kVA Online UPS



Premium Power Protection for Mission Critical applications


The Xtreme Power P91g UPS is an online double conversion UPS solution which offers power conditioning and outage protection in a compact and flexible rack/tower form factor.

With unity power factor operation (2U units), the Xtreme Power P91g provides maximum usable power to your equipment. Xtreme Power protects your business with a standard, three-year or optional five year product warranty.

The P91g UPS provides scalable battery capacity when extended protection is required. The powerful charger can provide up to 12 amps of current to quickly recharge up to 8 matching battery packs.

Product Snapshot

  • Available models: 1000VA, 1500VA, 2000VA, 3000VA
  • Individual switchable receptacles (1U)
  • Hot swappable battery design
  • Tower, wall, 2-post and 4-post rack mounting configurations
  • Extended battery runtimes with optional matching battery modules
  • CE, RoHS, TAA compliant (UPS only)
  • 3 years electronics, 3 years battery warranty (USA and Canada)
MODEL NUMBER P91c-1000 P91-1000 P91-1500 P91-2000 P91-3000
CAPACITY Power rating 1000VA (800kW) 1000VA (1000kW) 1500VA (1500W) 2000VA (2000W) 3000VA (3000W)
INPUT Voltage/Frequency 55–150VAC* / 50/60Hz auto-sensing 
OUTPUT Voltage 120VAC 120VAC nominal (100/110/115/127 selectable)***
Frequency 50/60Hz ± 0.3Hz   50/60Hz ± 0.1Hz
2U online mode: > 110% & ≤ 130% for 5 min; > 130% & ≤140% for 30 sec; >140% for 1.5 sec"
Efficiency Up to 98%
Battery chemistry Sealed maintenance-free lead acid
Battery size (4) 6V 290W (2) 12V 9AH (3) 12V 9AH (4) 12V 9AH (6) 12V 9AH
Typical recharge / charger < 9 hours to 90% < 3 hours to 95% with 2A charger current
Charging current 1A 2A default, Max 8A Adjustable
Charging voltage 27.4 VDC 41.1 VDC 54.8VDC 82.1VDC
PHYSICAL Dimensions (W x D x H)** 17.2 x 17.8 x 1.7 in 17.2 x 15.1 x 3.5 in 17.2 x 19 x 3.5 in 17.2 x 23.8 x 3.5 in
Weight 28 lbs 25.5 lbs 34.2 lbs 43 lbs 60.6 lbs
Line cord C14 inlet, 5ft 5-15P to C13 line cord 6 ft, 5–15P 6 ft, 5–20P 6 ft, L5–30P
Receptacles (3) NEMA 5–15R (8) NEMA 5-15R (8) NEMA 5–15/20R L5–30R+(6)5–15/20R
Input connection L6-30P with 6’ cord Terminal Blocks or optional line cord
Output connection (2) L6-30R + (2) C19** each with breaker Terminal block + L6-30R + (2) C19** each with breaker Terminal block + L6-30R with breaker (2) L6-30R each with breaker
ENVIRONMENT Operating temperature 32–104°F (0–40°C)
Audible noise <55dBA <58dBA
Altitude 11,500 ft above sea level
APPROVALS UL, cUL, RoHS, FCC Class B (1000 (2U), 1500VA), FCC Class A (1000 (1U), 2000, 3000VA)
WARRANTY 3 years electronics, 3 years battery warranty (USA and Canada)
COMMUNICATIONS INTERFACE RS-232(2U), USB, EPO, intelligent slot for optional cards (Web/SNMP, Relay/dry contact, Modbus)
INCLUDED IN BOX ViewPower software, horizontal brackets, tower pedestals, user manual
4-post rail kit 2-post shelf kit wall mount bracket (2U units)"

*Depending on load level.

**Rack depth is front bracket to unit panel. Add 1” for depth including front bezel.

***Capacities are based on highest selectable voltage. Some models derate at lower voltages