Type | Uninterruptible Power Supply (UPS) |
UPS Technology | Double Conversion (Online) |
Power Capacity | 20 kVA / 18 kW |
Output Voltage | 208V |
Input Voltage | 208V |
Input Frequency | 50/60 Hz Auto-sensing |
Form Factor | Tower |
Battery Type | Valve-regulated lead-acid (VRLA) |
Battery Technology | ABM (Advanced Battery Management) |
Internal Battery Runtime at Full Load | 5 minutes (can be extended with external battery modules) |
Scalability | Yes, supports additional battery modules |
Redundancy | N+1 Parallel Redundant Configuration Supported |
Hot Swappable Batteries | Yes |
Weight | Approximately 790 lbs (358 kg) |
Power Input Connection | Hardwired |
Eaton 9355 20KVA 208V Hardwired UPS Tower





Key Benefits

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- - Delivers premium, continuous power with double conversion technology to protect mission-critical systems
- - TAA compliance and U.S. origin make it viable for government contracts and regulated industries
- - ABM-enhanced lead-acid batteries boost reliability and lifespan, reducing long-term maintenance and cost
Product Overview
The Eaton 9355 20KVA UPS delivers high-performance double conversion power protection for mission-critical equipment. Designed with a 208V output/input and 20,000 VA capacity, it secures infrastructure from voltage fluctuations and outages. Its ABM battery technology enhances battery life, reducing total ownership costs. The unit's comprehensive interface options, including RS-232, REPO, and environmental inputs, enable remote management. Built in the USA and TAA compliant, the UPS suits government and enterprise-grade deployments. Its tower footprint balances power density and floor space efficiency.
Specifications
Product Overview
Physical & Environmental
Width | 20 inches (508 mm) |
Depth | 34 inches (864 mm) |
Height | 66 inches (1676 mm) |
Operating Temperature | 0° to 40°C (32° to 104°F) |
Storage Temperature | -15° to 40°C (5° to 104°F) |
Operating Humidity | 0% to 95% non-condensing |
Noise Level | 55 dBA at 1 meter |
Color | Black |
Cloud Management & Licensing
Network Management | Optional Network Management Card (optional SNMP/Web card support) |
Management Software | Eaton Intelligent Power Manager (IPM) |
Remote Monitoring Capabilities | Yes, via Web/SNMP or Modbus cards |
Firmware Upgradable | Yes |
Interfaces
Serial Port | 1 x RS-232 |
Relay Contact Ports | 1 |
Remote Emergency Power Off (REPO) | 1 |
Environmental Input Ports | 2 |
Expansion Slot | Yes, optional connectivity cards |
Communication Slot Type | Eaton Mini-Slot |
Available Network Options | Optional SNMP/Web Card, Modbus, Relay Card |
Compliance & Origin
Country of Origin | United States |
TAA Compliant | Yes |
Certifications | UL 1778, cUL, FCC Part 15 Class A, ISO 9001 |
Safety Standards | UL, cUL Listed |
Environmental Compliance | RoHS Compliant |
Advanced Security Features
User Access Control | Yes, via network management card |
Event Logging | Yes |
Secure SNMP Management | SNMPv3 supported via optional card |