APC SRTG20KXLI – Smart-UPS RT 20kVA 3-Phase Online Double Conversion UPS
20kVA/20kW Unity Power Online Double Conversion UPS.
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APC SRTG20KXLI – Smart-UPS RT 20kVA 3-Phase Online Double Conversion UPS
Overview :
The APC SRTG20KXLI is a high-density, double-conversion online UPS designed to provide high-availability power protection for mission-critical infrastructure. Engineered for versatility, this 20kVA/20kW unit features unity power factor, ensuring that the volt-ampere rating matches the wattage to support modern, power-dense servers and networking equipment without derating. It is primarily deployed in mid-to-large data centers, medical facilities, and industrial edge environments where power quality is non-negotiable.
Key Features :
Unity power factor provides 20kW of real power at 20kVA.
Configurable for 3:1 or 3:3 phase input/output wiring.
Integrated Network Management Card for remote monitoring.
High-efficiency Green Mode achieves 98% energy efficiency.
Specifications :
| Brand | APC |
| Part Number | SRTG20KXLI |
| Product Type | Online Double Conversion UPS |
| Output Power Capacity | 20 kW / 20 kVA |
| Nominal Output Voltage | 230V (1PH) or 400V (3PH) |
| Nominal Input Voltage | 400V 3PH |
| Input Frequency | 40 – 70 Hz (auto-sensing) |
| Topology | Online Double Conversion |
| Efficiency at Full Load | 95.0% (Online Mode) |
| Battery Type | Maintenance-free sealed Lead-Acid |
| Typical Recharge Time | 4 hours |
| Interface Ports | RJ-45 10/100/1000 Base-T, USB, Smart-Slot |
| Rack Height | 9U |
| Operating Temperature | 0 – 40 °C |
| Dimensions (H x W x D) | 399 mm x 440 mm x 757 mm |
Frequently Asked Questions :
Can the SRTG20KXLI be configured for single-phase output?
Yes, the unit is flexible and can be hardwired for either 3-phase input to 3-phase output (3:3) or 3-phase input to 1-phase output (3:1) depending on your site requirements.
Does this model include the rack-mounting hardware?
Yes, the SRTG20KXLI is a rack/tower convertible model and includes the necessary rail kits and hardware for a 9U rack installation.
Is the network management card sold separately?
No, this specific model includes an integrated Network Management Card (NMC) pre-installed, allowing for immediate remote monitoring and graceful shutdown capabilities.
What is the benefit of Unity Power Factor in this UPS?
Unity Power Factor (1.0) means the kVA rating equals the Wattage (20kVA = 20kW). This allows you to support more modern servers that have power factor corrected power supplies without needing to oversize the UPS.
Additional information
| Weight | 142.5 kg |
|---|---|
| Dimensions | 835 × 440 × 306 cm |
| Brand | Apc |







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