TAA-Compliant Backup Power for Federal, Edge, and Containerized Environments

Scalable TAA-Compliant UPS Solutions — M90S-2S (6kW), M90S-4S (6–12kW), and M90S-6S (6–24kW) Rack-Mountable Models with Integrated Maintenance Bypass and Hot-Swappable Modules
The Xtreme Power M90S is a high-performance, TAA-compliant single-phase modular UPS designed for mission-critical installations that demand flexibility, high efficiency, and continuous uptime. Available in configurations from 6kVA to 48kVA, the M90S supports both 208/120V and 240/120V split-phase power—ideal for edge computing, containerized data centers, residential backup, and federal government applications.
Key Features and Benefits
- TAA Compliant: Fully meets Trade Agreements Act (TAA) requirements—ideal for federal, state, and institutional procurement.
- Unity Power Factor: kVA = kW means no wasted capacity—maximize output without oversizing.
- Modular Scalability: Grow from 6kVA to 48kVA within the same product family using hot-swappable power and battery modules.
- Split-Phase Compatibility: Supports both 208/120V and 240/120V (2P, N, G), ideal for North American single-phase infrastructure.
- Integrated Maintenance Bypass: Built-in bypass switch eliminates the need for external hardware, lowering installation costs.
- Universal Slot Architecture: Install any power or battery module in any slot—simplifies deployment and upgrades.
- Flexible Mounting Options: Rack, tower, or front-access cabinet formats available for diverse installation environments.
M90S Models and Specifications
- Capacity: 6kVA
- Format: 2-slot rackmount
- Rear-facing maintenance bypass
- Optional L14-30P cord and receptacle panel
- Ideal for small rack-based systems
- Capacity: 6kVA–12kVA
- Format: 4-slot tower or rackmount (with optional kit)
- Front-facing maintenance bypass, large LCD display
- Capacity: 6kVA–24kVA
- Format: 6-slot tower or rackmount (with optional kit)
- Front-facing maintenance bypass, LCD display
- Capacity: 6kVA–48kVA
- Format: 12-slot front access tower cabinet
- Touchscreen LCD, full front access for service
- Best for containerized data centers or large residential installs
Rack Mounting Options for M90S Modular UPS
Install M90S models directly into standard equipment racks for easy integration into your IT or industrial infrastructure.
- M90S-2S includes a standard rail kit for quick and secure rackmount installation—no additional kit required.
- M90S-4S and M90S-6S are now rack-mountable using an optional rack mounting kit (includes ramp, rails, and mounting ears).
Perfect for:
- Edge data centers
- Industrial control rooms
- IT closets and telecom installations
Rack-Mountable Models:
- M90S-2S – 6kW (rail kit included)
- M90S-4S – 6kW–12kW (optional rack kit)
- M90S-6S – 6kW–24kW (optional rack kit)
Frequently Asked Questions About Xtreme Power M90S Modular Single-Phase UPS Systems
What is the power capacity range of the M90S UPS?
The Xtreme Power M90S UPS scales from 6kVA to 48kVA, allowing you to right-size your backup power solution and expand as needed within the same system architecture.
Is the M90S UPS TAA compliant?
Yes, all M90S models are TAA compliant, meeting U.S. Trade Agreements Act (TAA) requirements—making them eligible for federal, state, and institutional projects.
Can the M90S UPS be rack-mounted?
Yes.
- The M90S-2S includes a standard rail kit for quick rack integration.
- The M90S-4S and M90S-6S support rack mounting with an optional rack kit (includes ramp, rails, and ears).
- The M90S-12S is designed as a floor-standing front-access cabinet.
What voltage configurations does the M90S support?
The M90S supports single-phase split-voltage configurations, including both 208/120V and 240/120V (2P, N, G), ideal for North American power environments.
How does the M90S compare to other modular UPS systems?
The M90S offers:
- Higher scalability (up to 48kVA)
- Unity power factor (100% usable output)
- Hot-swappable modules
- Integrated maintenance bypass
- TAA compliance
This makes it a strong alternative to systems like Eaton 9PXM, Vertiv APS, and APC Symmetra LX.
What is the typical use case for the M90S UPS?
The M90S is ideal for:
- Edge computing deployments
- Containerized and micro data centers
- Industrial automation and control rooms
- Government and military facilities
- High-end residential or off-grid backup systems
Can I add modules later as my load grows?
Yes. The M90S is fully modular, allowing you to add power and battery modules over time without system downtime—ideal for growing infrastructure needs.
M90S vs. the Competition
Compare the M90S to other modular UPS solutions:
- Eaton 9PXM – M90S offers higher power density and better scalability
- Vertiv Liebert APS – M90S includes integrated bypass and flexible receptacle options
- APC Symmetra LX – M90S provides better efficiency and a broader voltage range
- RoseWater Hub20 – M90S-12S offers a cost-effective alternative for mid-size residential installs
- RoseWater Hub40 – M90S-12S offers a cost-effective alternative for large-scale residential installs
- Toshiba 3000 SP – M90S offers internal bypass, more runtime, receptacle options and better scalability
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