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The AEC (Italy) IST7-20-40X9 Online UPS is a three-phase UPS with double conversion technology (Online Double Conversion), which provides the highest level of protection for your critical loads. 20 kVA power at a power factor of 1.0, ultra-high efficiency up to 97%, innovative inverter technology with three levels of IGBTs, and the ability to operate in 3:3, 3:1, or 1:1 modes. The built-in battery pack with 40 OZ POWER 12V 9Ah batteries ensures high reliability and extended runtime.
Key advantages of the AEC UPS Online IST7 with built-in batteries
- Double conversion technology for ideal equipment protection.
- Ultra-high efficiency up to 97% in normal mode and up to 99% in ECO mode.
- Flexible input/output configuration: 1:1, 3:1, or 3:3 for 20 kVA.
- Touchscreen display running Linux OS with a color graphical interface.
- Full battery management: 3-stage charging, extended battery life.
- Low noise level <55 dB, allowing the device to be installed even in office spaces.
- Wide operating temperature range: from -5°C to +40°C.
Battery description
Built-in OZ POWER 12V 9Ah VRLA AGM batteries:
- Voltage: 12 V.
- Capacity: 9 Ah.
- Technology: AGM VRLA (sealed valve-regulated lead-acid batteries).
- Ideal for UPS systems thanks to high voltage stability and a long service life of 8–10 years!
What is the runtime (minutes) of the AEC UPS Online IST7-20-40X9 20 kVA/20 kW UPS with built-in 40×12 V 9 Ah batteries?
UPS units are available with various battery configurations to best meet the customer's technical requirements.
| 10000W | 12000W | 14000W | 16000W | 18000W | 20000W | |
| IST7-20-36X9 | 7 | 6 | 5 | 4 | 3 | 1 |
| IST7-20-40X9 | 8 | 6 | 5 | 4 | 3 | 2 |
| IST7-20-60X9 | 15 | 11 | 11 | 9 | 6 | 5 |
| IST7-20-64X9 | 17 | 12 | 10 | 8 | 7 | 6 |
| IST7-20-72X9 | 20 | 15 | 11 | 9 | 8 | 7 |
Use Cases
- Data centers and server rooms.
- Banking and financial systems.
- Medical facilities and laboratories.
- Telecommunications equipment.
- Industrial automation systems.
- Critical infrastructure facilities.
Communication and Monitoring Interfaces
- RS485 and MODBUS interfaces as standard.
- Optional: SNMP cards for network monitoring.
- Dry contacts for event signaling (configurable via the display).
- USB port for data download and firmware updates.
- Ability to connect external controllers and monitoring systems.
Additional options from AEC
- Ability to integrate up to 10 UPS units in parallel in an N+1 configuration.
- EPO emergency power-off switch on the front panel for safe emergency shutdown.
- Support for operation with diesel generators.
- Protection against reverse battery polarity.
Service support in Ukraine
Total-Energo LLC – AEC’s official partner in Ukraine – provides a full range of services:
- Design of power systems with customized battery selection.
- Calculation of autonomous operation time in accordance with technical specifications.
- Installation and commissioning throughout Ukraine.
- Warranty and post-warranty service.
- Technical consultation on optimal operation and maintenance of equipment.