• SNMP-1PIN Internal SNMP Card
  • XPRT-RELAY Internal Relay Card
T91 Online UPS – Tower UPS for Demanding Commercial Applications

T91 Online UPS – Tower UPS for Demanding Commercial Applications

700VA-3000VA

120VAC

Provides clean, reliable power for hospitality systems, retail POS, and medical refrigeration equipment — with extended runtime options up to 12 hours.

Category:

The Xtreme Power T91 UPS delivers true online double-conversion protection with Unity Power Factor, ensuring full-rated wattage output for today’s demanding IT and commercial loads. Designed for critical applications where clean, reliable power is essential, the T91 is ideal for hospitality, retail, medical, and POS environments.

With extended runtime capability up to 12 hours, advanced power conditioning, and a tower design, the T91 offers reliable backup and maximum efficiency.

Learn more about the benefits of Unity Power Factor UPS systems.
For 208/230V models, see the T91i Online UPS.

Key Features & Benefits

  • Unity Power Factor (PF = 1.0) – Delivers full wattage with no derating for modern IT loads
  • True Online Double-Conversion – Provides clean, isolated power for sensitive equipment
  • Extended Runtime Options – Supports up to 12 hours with external battery packs (load dependant)
  • Tower Design – Space-efficient footprint for IT closets, POS back offices, server closets, and hospitality sites
  • Wide Input Voltage Range – Stable power even under fluctuating utility conditions
  • User-Friendly LCD Interface – Real-time monitoring of UPS status and load conditions
  • SNMP/Network Management (Optional) – Remote monitoring and control capability

Product Snapshot

  • Topology: Online double-conversion
  • Power Factor: Unity (1.0 PF) – more usable power per kVA rating
  • Voltage: 120V (T91) or 208/230V (T91i) models
  • Form Factor: Tower design
  • Runtime: Scalable with external battery modules, up to 12 hours dependent on load
  • Warranty: 3 years (North America)
  • Options: External battery modules, SNMP/web card, extended runtime

Applications

The T91 UPS is engineered for critical applications requiring clean, continuous power:

Competitive Comparisons

Related Products

  • P91 UPS – Rack/tower UPS with flexible capacity options
  • P91Li UPS – Rack/tower lithium-ion UPS with 3× battery life
  • P80 UPS – Line-interactive UPS for lower-cost protection
  • P91 5–10kVA UPS – Scalable higher-capacity UPS solutions

Call to Action

The T91 UPS delivers unity power factor performance, online double-conversion protection, and extended runtime up to 12 hours — making it the ideal UPS for hospitality, retail, medical, and POS applications.

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MODEL NUMBER T91-700 T91-1000 T91-1500 T91-2000 T91-2000V2 T91-3000
CAPACITY Power rating 700VA (700W) 1000VA (1000W) 1500VA (1450W) 2000VA (1930W) 2000VA (1930W) 3000VA (2880W)
INPUT Voltage     120VAC nominal (55-150VAC)*
Frequency 50/60Hz auto-sensing
Power factor >0.99 at full load
OUTPUT Voltage 120VAC nominal (100/110/115/127 selectable)**
Waveform Pure sine wave, zero transfer time
Frequency 50/60Hz auto-sensing ≤ 1%
Efficiency  Up to 98% ECO Mode and 92% online mode
Overload capacity > 110% & ≤ 130% for 5 min; > 130% & ≤140% for 30 sec; >140% for 1.5 sec
BATTERY Battery type (2) 12V 9AH (3) 12V 9AH (3) 12V 9AH (6) 12V 9AH (6) 12V 9AH
Recharge 3 hours to 95% for internal battery with 2A charge current
Battery charger 2A (default) to 8A, programmable from LCD display
PHYSICAL UPS dimensions 5.6″ x 15.6″ x 8.6″ (W x D x H) 7.4″ x 16.5″ x 12.5″ (W x D x H)
UPS weight 26 lbs 30 Ibs 34.3 lbs 63 lbs 66 lbs
Line cord 6 ft, 5–15P 6 ft, L5–20P 6 ft, 5-20P 6 ft, L5–30P
Receptacles (6) 5–15R (1) L5-20R+(8) 5-20R (1) L5-30R+(8) 5-20R
OPTIONAL Model number N/A T91-BP36A T91-BP72A
BATTERY PACKS Dimensions N/A 5.6″ W x 15.6″ D x 8.6″ H 7.4″ W x 16.5″ D x 12.5″ H
Weight N/A 44 Ibs 82 Ibs
ENVIRONMENT Temperature 32–104°F (0–40°C)
Audible noise < 50 dBA
Altitude 11,500 ft above sea level
APPROVALS UL1778 (cTUVus), FCC B, RoHS, TAA
WARRANTY 3 years electronics, 3 years battery warranty (USA and Canada)
COMMUNICATIONS INTERFACE RS-232, USB, EPO, intelligent slot for optional cards (Web/SNMP, Relay/dry contact, Modbus)
INCLUDED IN BOX ViewPower monitoring software CD, USB cable, user manual
AVAILABLE OPTIONS Extended warranty, bypass distribution (XBDM), power distribution (XPDU)

ViewPower Software

  1. Mounting Kits

    [table colwidth=”75″]
    ,Model,Description,Unit Weight, Unit Dimensions
    ,T90-WMB,”Wall Mount Bracket for use with T91-700, T91-1000, T91-1500, T90-2000, T91i-2000; Rated for 40 lbs”,5 lbs,4.0”-8.0” x 7.0” x 8.0”
    [/table]

  2. Connectivity

    [table colwidth=”75″]
    ,Model,Description,Unit Weight, Unit Dimensions
    ,SNMP-2PV3,”Two Port Internal SNMP Card”, 1 lb,7.25″ x 6″ x 2.5″

     

    ,SNMP-EMPV2,”Environmental Monitoring Sensor”, 1 lb,7.25″ x 6″ x 2.5″

     

    [/table]

  3. Bypass Distribution Modules

    [table colwidth=”75″]
    ,Model,Description,Utility Input, Output Connections, UPS Connections, Unit Weight, Unit Dimensions
    ,XBDM1020HV1,Bypass 16A capacity for use with T90i-1500 (includes IEC C20 C19 cord kit),”IEC C20 inlet”,”(2) IEC C19 + (4) IEC C13 front, (4) IEC C13 back”,IEC C20,3.5 lbs,19.3″ x 3.5″ x 1.75″
    [/table]

  4. Power Distribution Units & Transformers

    [table colwidth=”75″]
    ,Model,Description,Input Power Cord, Outlets, Unit Weight, Unit Dimensions
    ,XPDU-IEC,230V Basic Power Distribution Unit for use with T90i-1500,IEC C20 inlet,(10) IEC C13 + (2) IEC C19,2.6 lbs,19.0″ x 3.5″ x 1.75″
    ,XPD-AT15A,1500W Transformer PDU with Meter 208V to 120V for use with T90i-1500,”Detachable IEC C14, 3ft”,(16) 5–15R,19.7 lbs,19.0” x 10.5” x 3.5”
    ,XAT-400,400VA Step Down Transformer 208V to 120V for use with T90i-1500,”208V IEC C14, 2ft”,”120V 5–15R, 2ft”,8.0 lbs,7.0” x 6.8” x 5.9”
    [/table]