The APC Symmetra LX UPS is discontinued. Learn how Xtreme Power’s M90S modular UPS delivers scalable, efficient, hot‑swappable power to fit your UPS replacement needs.
Schneider Electric announcement
APC Symmetra LX 4kVA, 8kVA, 12kVA or 16kVA Replacement
Compared to other industry-leading solutions the M90S offers:
- Greater Scalability: Easily grow from 6kVA to 48kVA within the same product family.
- Hot-Swappable Modules: Simplify maintenance and minimize downtime.
- Improved Efficiency & Power Density: Unity power factor maximizes usable power while reducing energy costs.
- Lower Installation Costs: Integrated maintenance bypass and optional receptacle panels reduce external components.
Overview
When power reliability can’t be compromised, the Xtreme Power M90S is your ultimate single-phase solution including 6kW, 12kW, 18kW, 24kW, 30kW, 36kW, 42kW and 48kW. Delivering high efficiency, continuous power availability, and a unity power factor, the M90S adapts to your exact requirements; whether you’re powering edge computing sites or containerized data centers.
Key Features
Unity Power Factor: kVA=kW ensures full utilization of the UPS capacity, eliminating the need for oversizing.
Flexible Split-Phase Design: supports both 208/120V or 240/120V (2P, N, G) configurations
Flexible & Scalable: Configure from 6kVA up to 48kVA with modular enclosures
Universal Slot Design: Install power or battery modules in any slot simplifying deployment
Integral Maintenance Bypass: built-in bypass switch provides safe, uninterrupted servicing, removing the need for expensive external bypass.
Models & Capacities
- M90S-2S (2-Slot) 208/120V or 240/120V Single Phase– 6kVA
- M90S-2S rack mount enclosure includes a rear facing maintenance bypass switch.
- Optional L14-30P Line Cord and Receptacle Panels
- Ideal for single phase rack mount loads
- M90S-4S (4-Slot) 208/120V or 240/120V Single Phase– 6kVA – 12kVA
- M90S-4S tower enclosure includes a front facing maintenance bypass switch
- Large LCD display
- Optional Rack Mounting Kit and Output Receptacle Panels
- M90S-6S (6-Slot) 208/120V or 240/120V Single Phase– 6kVA – 24kVA
- M90S-6S tower enclosure includes a front facing maintenance bypass switch
- Large LCD display
- Optional Rack Mounting Kit and Output Receptacle Panels
- M90S-12S (12-Slot) 208/120V or 240/120V Single Phase– 6kVA – 48kVA
- M90S-12S tower enclosure includes a front facing maintenance bypass switch
- Front Access Cabinet with Large Touch LCD Display
- Ideal for containerized data centers, edge computing, and large residential projects where three-phase utility or generator power may not be available
Why Choose M90S Over the Competition?
Compared to other industry-leading solutions like Eaton 9XPM, Vertiv Liebert APS, and Rosewater HUB SB20, the M90S offers:
- Greater Scalability: Easily grow from 6kVA to 48kVA within the same product family.
- Hot-Swappable Modules: Simplify maintenance and minimize downtime.
- Improved Efficiency & Power Density: Unity power factor maximizes usable power while reducing energy costs.
- Lower Installation Costs: Integrated maintenance bypass and optional receptacle panels reduce external components.
See how the M90S compares to the LX:
Symmetra LX to M90S Cross Reference Chart
| Discontinued Symmetra LX Model | Symmetra Rating | Symmetra Description | Xtreme Power Suggested Replacement | Notes |
| Replace SYA2K6RMT-P1 | 2kVA/1.6kW | 2kVA scalable to 6kVA | M90S-2S6K | 6kW rated, for N+1 use M90S-4S12K |
| Replace SYA4K8P | 4kVA/3.2kW | 4kVA scalable to 8kVA N+1 Tower | M90S-2S6KT | 6kW rated, for N+1 use M90S-4S12K |
| Replace SYA4K8RMP | 4kVA/3.2kW | 4kVA scalable to 8kVA N+1 Rackmount | M90S-2S6K | 6kW rated, for N+1 use M90S-4S12K |
| Replace SYA8K8P | 8kVA/6.4kW | 8kVA scalable to 8kVA N+1 Tower | M90S-2S6KT | 6kW rated, for N+1 use M90S-4S12K |
| Replace SYA8K8RMP | 8kVA/6.4kW | 8kVA scalable to 8kVA N+1 Rackmount | M90S-2S6K | 6kW rated, for N+1 use M90S-4S12K |
| Replace SYA12K16P | 12kVA/9.6kW | 12kVA scalable to 16kVA N+1 Tower | M90S-6S12k2 | 12kW rated, scalable to N+1 or 24kW |
| Replace SYA12K16RMP | 12kVA/9.8kW | 12kVA scalable to 16kVA N+1 Rackmount | M90S-6S12k3 | 12kW rated, scalable to N+1 or 24kW |
| Replace SYA16K16P | 16kVA/12.6kW | 16kVA scalable to 16kVA N+1 Tower | M90S-6S12k3 | 12kW rated, scalable to N+1 or 24kW |
| Replace SYA16K16RMP | 16kVA/12.6kW | 16kVA scalable to 16kVA N+1 Rackmount | M90S-6S12k3 | 12kW rated, scalable to N+1 or 24kW |
| Notes | ||||
| 1. Rack Mount Configurations require Xtreme Power Rackmount Kit | ||||
Talk to a Power Specialist
Ready to elevate your critical power infrastructure? Upgrade now from APC Symmetra LX to the highly efficient, scalable Xtreme Power M90S UPS. With models from 6 kVA to 48 kVA, hot‑swappable modules, unity power factor—and lower installation costs—the M90S delivers superior efficiency and reliability. Don’t wait—schedule your free consultation or request a custom quote today!
Contact us at sales@xpcc.com or call 1‑800‑582‑4524 to discover how the Xtreme Power M90S can transform your operations.