J90 Online UPS – 1U Rack Lithium Iron Phosphate (LFP) UPS with Advanced Power Control

Overview

The Xtreme Power J90 UPS delivers 1U, online double-conversion protection in a compact lithium-ion design built for demanding IT, AV, and networking environments. With a 15-year lithium battery life, remote switching receptacles, and reliable operation in high-temperature environments up to 50°C (122°F), the J90 is engineered for today’s most challenging applications.

Learn more about 1U Lithium UPS advantages and high-temperature UPS solutions.

Key Features & Benefits

• Ultra-Compact 1U Rackmount Design – Saves critical rack space while reducing weight and installation complexity
• True Online Double-Conversion – Provides continuous, isolated, clean power to protect against all power disturbances
• High-Temperature Resilience – Operates reliably in environments up to 50°C (122°F) without performance derating
• Extended Battery Life – Up to 15-year LiFePO₄ battery lifespan with 3,000–5,000 charge/discharge cycles
• Remote Switching Receptacles – Reboot individual devices remotely to eliminate truck rolls and reduce downtime
• 6-Year Standard Warranty – Covers UPS electronics and lithium batteries (USA & Canada). Warranty is reduced to 2 years when installed in environments above 40°C (104°F) up to 50°C (122°F).

Product Snapshot

• Capacities: 1000 VA & 1500 VA (2000 VA & 3000 VA models coming soon)
• Topology: Online double-conversion
• Form Factor: 1U rackmount with optional P90-RAIL kit.  Wall-mount brackets included
• Battery Type: Lithium iron phosphate (LiFePO₄)
• Battery Life: Up to 15 years
• Operating Temperature: Up to 50°C (122°F)

Learn more about UPS battery technologies.

Applications

The J90 UPS is built for environments where uptime, space, and resilience matter most:

• Pro AV / Video Walls – Protect mission-critical AV racks and displays. See UPS for Pro AV and UPS for Video Walls.
• Home Automation / CEDIA – Backup for smart home and AV control systems. See UPS for Home Automation.
• Parking & Kiosks – Reliable power for parking systems and interactive kiosks. See UPS for Parking and UPS for Kiosks.
• Schools & Education – Keep classrooms, labs, and IT systems online. See UPS for Schools.
• Networking & Security – Backup for switches, routers, Wi-Fi, firewalls, and cameras. See UPS for VoIP, UPS for Security Cameras, UPS for Firewalls, UPS for Switches & Routers, and UPS for Wi-Fi Access Points.
• Hospitality & Media – Protect guest technology and broadcast operations. See Hospitality UPS Systems and UPS for Media Broadcast.

Competitive Comparisons

• Xtreme J90 vs Liebert PSI5 1U – Lithium design and higher temperature resilience
• Xtreme J90 vs APC SMT1500RM1UC – Slim 1U lithium design vs bulky VRLA UPS
• Xtreme J90 vs Eaton 5P Lithium-ion 1U – Extended warranty and broader application support
• Xtreme J90 vs Xtreme P91Li – J90 delivers 1U space savings and outlet-level switching; P91Li offers larger capacity range
• Xtreme J90 vs WattBox WB-OVRC-OLUPS-– Slim 1U lithium design with outlet-level switching vs bulky VRLA UPS

Related Products

• P91Li UPS – Rack/tower lithium-ion UPS with scalable runtime
• J60 UPS – Ultra-compact lithium UPS with 15-year battery life
• J60C UPS – Short-depth lithium UPS for shallow racks

Contact Us Today

The J90 UPS delivers 1U lithium performance, online double-conversion protection, high-temperature resilience, and outlet-level remote switching — the ideal UPS for IT, AV, security, and education applications.

Contact Us | View All Products

(800) 582-4524

sales@xpcc.com