Liebert – APM Modular – 15-90 kVA – Three Phase Online UPS

Liebert® APM UPS — 15–90 kVA/kW • 208 V • Row-Based Modular Scalability

The Liebert® APM is a row-based, transformer-free, online double-conversion UPS engineered for fast-growing data center and critical IT environments. Designed for modular power scalability without additional floor space, the APM enables quick and easy capacity increases as load demands evolve.

Operating with high efficiency—up to 94% at 50–100% load, the 208 V three-phase Liebert APM delivers reliable power protection in a compact footprint. Available in expandable 45 kVA/kW and 90 kVA/kW frame sizes, the system supports scalable growth and configurable redundancy using 15 kVA/kW modular power blocks.

Key Features & Benefits

• Row-Based, Space-Efficient Design — Expand capacity without consuming additional white space.
• Transformerless Architecture — Improves efficiency and reduces system weight and footprint.
• Modular Power Scalability — 15 kVA/kW power modules allow right-sized growth and redundancy.
• Up to 94% Efficiency — Optimized performance at typical 50–100% load conditions.
• Redundancy Options — Configure N or N+1 redundancy within the same frame.
• Flexible Battery Integration — Internal or external battery configurations depending on frame size.
• Optional Bypass Distribution Cabinet (BDC) — Supports integrated maintenance bypass and distribution expansion.

Product Snapshot

Why Choose the Liebert® APM?

• Grow without expanding footprint — Add capacity inside the same frame.
• Improve uptime with modular redundancy — Configure for higher availability as required.
• Lower operating costs through high efficiency transformerless design.
• Flexible deployment with internal or external battery options based on frame size.

Applications

Ideal for row-based data center deployments, enterprise IT rooms, colocation environments, and other space-constrained critical power installations where modular scalability and high efficiency are essential.