High-Temperature · Lithium LiFePO₄ · up to 50 °C

High-Temperature Industrial UPS Systems

Lithium LiFePO₄ backup power for environments where heat challenges conventional UPS designs

Xtreme Power high-temperature UPS systems deliver reliable, continuous backup power where elevated ambient heat defeats traditional designs. Built with components rated for high temperatures, these rugged lithium-ion models protect mission-critical electronics in industrial, kiosk, and edge applications.

From compact wall-mount units to rackmount online systems, Xtreme Power offers a range of high-temperature UPS solutions that keep uptime where others fail.

Talk to a High-Temp UPS Specialist → (800) 582-4524

Power protection for industrial and edge environments where high ambient temperatures challenge conventional UPS systems

Max ambient

50 °C (122 °F)

Battery

LiFePO₄ lithium

Service life

up to ~15 years

Range

350 VA – 30 kVA

Why Lithium

Why lithium LiFePO₄ for high-heat industrial environments?

High thermal stability versus VRLA and other lithium chemistries
Longer service life — often up to ~15 years depending on conditions — with faster recharge
Lightweight modules for easier service
Better performance at high ambient temperature — reliable operation in hot, non-climate-controlled spaces
Industrial UPS systems are essential for backing up critical equipment in harsh, wide-temperature environments

Featured Models

High-temperature UPS models

Xtreme Power J60 ultra-slim 1U lithium UPS, front view

J60 — Lithium UPS (120V & 230V)

TAA · 1U / Wall

Ultra-slim, TAA-compliant 1U UPS for edge IT, kiosks, AV racks, and industrial control panels — ideal for non-climate-controlled, protected locations. Optional Web/SNMP with individually switchable receptacles enables remote power-cycle and scheduling without a truck roll (output power control on 600VA).

Capacity

350VA/200W · 600VA/360W

Temp

up to 50 °C (derate >40 °C)

Runtime

6 min full load

Mount

Wall or optional DIN rail

Warranty

5 yr (2 yr above 40 °C)

J60C — Short-Depth 1U Rackmount

TAA · 1U Rack

Extends the J60 platform with an LCD display, additional receptacles, and short-depth 1U rack mounting — built for wall mounting or installation in short-depth racks in thermally demanding environments.

Capacity

600VA/360W

Temp

up to 50 °C (derate >40 °C)

Runtime

6 min full load

Mount

Wall or 1U rack

Warranty

5 yr (2 yr above 40 °C)

J90 — Online Double-Conversion 1U Lithium

TAA · Online · 1U

Ultra-slim, TAA-compliant true online double-conversion 1U UPS for edge IT, kiosks, AV racks, and industrial control panels. Optional Web/SNMP with individually switchable receptacles for remote power-cycle and scheduling. Ideal for IDF/MDF closets, kiosks & ATMs, retail/restaurant AV, security/NVRs, medical & dental carts, automation panels, and remote sites.

Capacity

1000VA/900W · 1500VA/1350W

Temp

up to 50 °C

Topology

Online double-conversion

Runtime

7 min full load

Warranty

6 yr (2 yr above 40 °C)

Xtreme Power P91Li 2U online double-conversion lithium UPS, front view with LCD

P91Li — 1–3 kVA High-Capacity Lithium

TAA · Online · 2U

True online double-conversion with LiFePO₄ batteries for IT racks, AV systems, schools, media production, and hospitality. Up to 15 years of battery life, high-temperature performance, and compact rack/tower flexibility — significantly reducing maintenance and total cost of ownership versus VRLA.

Capacity

1.5–3 kVA (1500–3000VA)

Temp

up to 50 °C (derate >40 °C)

Topology

Online double-conversion

Battery

Maintenance-free LiFePO₄

Warranty

6 yr (2 yr above 40 °C)

Xtreme Power Li90 slim three-phase lithium UPS cabinet

Li90 — 3-Phase Lithium Online (208/120V)

Online · 3-Phase

Space-efficient three-phase lithium UPS for hot industrial and edge sites. Hot-swappable LiFePO₄ battery modules minimize downtime, and a full-breaker design improves serviceability. A Smart De-Dust cooling system improves reliability in dusty environments, and an integral maintenance bypass simplifies service.

Capacity

10 / 20 / 30 kVA = kW

Temp

up to 50 °C (derate >40 °C)

Battery

Up to ~15 yr · 3,000–5,000 cycles

Cabinet

Slim, 12.6 in wide

Bypass

Integral maintenance bypass

Compare

Which high-temperature UPS fits your application?

Model	Capacity Range	Operating Temp	Battery	Topology	Key Features	Ideal Applications
J60	350VA – 600VA	Up to 50 °C	LiFePO₄ (LFP)	Standby	Compact, wall-mountable or DIN rail	Kiosks, digital signage, switches/routers, control panels
J60C	600VA	Up to 50 °C	LiFePO₄ (LFP)	Standby	1U short-depth rack mount	Industrial controls, AV systems, security, VoIP & telephony
J90	1000VA – 1500VA	Up to 50 °C	LiFePO₄ (LFP)	Online double-conversion	1U rackmount, hot-swappable batteries, individual receptacle control	Edge networks, security, industrial equipment
P91Li	1500VA – 3000VA	Up to 50 °C	LiFePO₄ (LFP)	Online double-conversion	2U rackmount, maintenance-free	Network infrastructure, AV, telecom, laboratory equipment
Li90	10kVA – 30kVA	Up to 50 °C	LiFePO₄ (LFP)	Online double-conversion	Three-phase tower UPS, modular batteries	Industrial automation, edge computing, containerized IT

Slim Li90 three-phase lithium UPS installed alongside other UPS systems and distribution cabinets in an IT room — Li90 high-temperature UPS deployed in a warm IT environment where conventional UPS systems struggle — Li90 30 kW, built for industry

Built For

Hot, constrained, real-world spaces

Non-climate-controlled IDF closets and protected enclosures where ambient temperatures rise
Outdoor kiosks, parking/transportation terminals, and gaming/casino cabinets
Factory control rooms and automation panels
Remote and unmanned sites in rural areas (e.g., solar facilities) that require reliable network access

Resources

Product pages & reading

J60 J60C J90 P91Li Li90 Lithium UPS Basics: LiFePO₄ vs VRLA (article)

FAQ

Frequently asked questions

What makes a high-temperature UPS different from a standard UPS?

High-temperature UPS systems use industrial-grade components and heat-tolerant batteries built for extreme thermal conditions. Where a standard UPS typically supports up to 40 °C, Xtreme Power’s high-temperature models — J60, J60C, J90, P91Li, and Li90 — operate safely in environments reaching 50 °C, keeping systems online where conventional units fail.

Which UPS is best for kiosk or edge applications?

The J60 and J60C Series suit compact installations such as kiosks, digital signage, and edge computing. Their ultra-compact, fanless design and lithium-ion batteries deliver long life, minimal maintenance, and consistent backup even in hot environments up to 50 °C.

Can the J90 be used in industrial or security environments?

Yes. The J90 Series is purpose-built for industrial and security applications needing robust online double-conversion power protection and short-depth rackmount installation. Its rugged construction supports continuous operation in 50 °C environments — ideal for edge networks, access control, and industrial equipment.

Is there a high-temperature UPS with true online double-conversion?

Yes. The Li90, J90, and P91Li models provide online double-conversion performance with lithium-ion energy storage — clean, continuous power and long battery life in temperatures up to 50 °C, making them strong choices for telecom, automation, and IT edge systems that demand maximum uptime and power conditioning.

How long do lithium-ion UPS batteries last in high temperatures?

Xtreme Power lithium-ion batteries are designed for extended life even at high ambient temperatures. LiFePO₄ chemistry is inherently more heat-tolerant than sealed lead-acid, offering longer runtime, faster recharge, and significantly lower maintenance.

Are these UPS systems maintenance-free?

Largely, yes. Xtreme Power lithium-ion UPS models are low-maintenance and don’t require the periodic battery replacement of traditional sealed lead-acid units. The Li90, J90, and P91Li offer hot-swappable batteries for simplified field service in industrial applications.

Where are high-temperature UPS systems commonly installed?

Common installations include industrial control panels and automation systems, kiosks and digital signage, transportation and outdoor enclosures, edge networking and telecom equipment, and security and access-control systems. Each model offers a tailored fit — from compact protection (J60, J60C) to higher-capacity systems (J90, P91Li, Li90).

Next Steps

Match a UPS to your environment

Tell us your load profile, ambient temperature, and enclosure airflow — we’ll size the right high-temperature solution.

Get a fast quote tailored to your environment and runtime
Request a sizing consult (load profile, ambient temp, enclosure airflow)
Ask about lithium options across our single- and three-phase families

Talk to a high-temp specialist(800) 582-4524

sales@xpcc.com