M90U Modular Three-Phase UPS

15–60 kW | 208/120VAC | Scalable Unity Power Factor Backup Power

The Xtreme Power M90U Modular UPS delivers mission-critical power protection with a scalable, hot-swappable design that grows with your facility. Engineered for data centers, hospitals, broadcast studios, hospitality networks, industrial automation, and high-density AV/IT environments, the M90U provides unity power factor output (1.0 PF), N+1 modular redundancy, and industry-leading efficiency—up to 94% online and 98% ECO mode.

Built for continuous uptime and simplified serviceability, the M90U lets you add power or runtime capacity, replace modules, or implement redundancy without interrupting power to the load, delivering best-in-class total cost of ownership.

Key Features & Benefits

• Unity Power Factor Output (1.0 PF) – Supports 100% real usable power for high-density servers, storage, AV systems, and industrial loads
• Scalable Modular Architecture – Add power modules or battery modules as your requirements grow
• Hot-Swappable Modules – Maintain or replace modules without downtime
• Redundant N+1 Configuration – Achieve full fault tolerance with an extra power module
• Dual or Single Utility Input – Ideal for facilities with complex electrical or redundant feed requirements
• Integrated Maintenance Bypass – Safe transitions to utility power during service
• Flexible Installation Options – Includes floor-mount brackets; seismic anchorage available
• Certified Reliability – UL-1778, cUL, FCC Class A, RoHS, and TAA compliance (select models)
• 2-Year Warranty – Electronics and battery coverage across the U.S. and Canada

Product Snapshot

Applications

Engineered for environments where uptime, scalability, and redundancy are essential:

• Data Centers & Edge Computing – Protect racks, networking, and distributed IT
  → See: Data Center UPS Systems
• Pro AV & Broadcast Production – Stable, noise-free power for studios, control rooms, and switching
  → See: UPS for Pro AV
• Hospitality & Entertainment – Continuous power for AV distribution, automation, and guest connectivity
  → See: Hospitality UPS Systems
• Industrial Automation & Facilities – Power protection for PLCs, SCADA, robotics, and plant monitoring
• Enterprise IT & Telecom – Modular N+1 UPS backbone for converged and distributed architectures

Why Choose the M90U

The M90U provides:

• Unity PF output for maximum supported load
• Modular growth without replacing the UPS
• N+1 redundancy to eliminate single points of failure
• High efficiency for reduced operating and cooling costs
• Hot-swappable design for fast, low-impact service
• Flexible battery scalability to support extended runtimes

It’s the ideal UPS for organizations needing a growth-ready, service-friendly, high-availability power platform.

• Learn more about Unity Power Factor Benefits.
• Explore Modular UPS Design Advantages.
• View the full M90U Family Overview.

Competitive Comparisons

M90U vs Xtreme E91

• M90U offers modular growth, redundancy, and hot-swappable modules
• E91 is a fixed-capacity 10–40 kVA solution

M90U vs Eaton 93E

• Higher efficiency, unity PF, and true modular hot-swap capability

M90U vs Mitsubishi 1100A (20/40 kVA)

• Smaller footprint, easier field serviceability, and modular expandability

Replacement Resources

• ABB / GE LP33 Series Discontinued
• Gamatronic / SolarEdge UPS Replacement
• Eaton BladeUPS Replacement

Related Products

• M90LU Modular UPS – For extended runtime using external battery cabinets
• M90U-80 UPS – 80 kVA modular UPS with N+1 redundancy
• M90U-140 UPS – 140 kVA modular UPS for high-density mission-critical environments
• E91 10–20 kVA UPS – Compact online UPS with unity PF
• E91 30–40 kVA UPS – High-efficiency online UPS for enterprise IT
• Li90 10–30 kVA UPS – Lithium-ion UPS with reduced footprint and longer battery life

Contact Us Today

The M90U Modular UPS delivers scalable power, unity PF performance, and best-in-class efficiency for mission-critical environments across IT, AV, telecom, healthcare, and industrial applications.

Contact Us | View All Products | UPS Selector

(800) 582-4524

sales@xpcc.com