Symmetra PX 20kW Scalable to 40kW N+1, 208V Technical Specifications

Symmetra PX

Symmetra PX 20kW Scalable to 40kW N+1, 208V
Email Technical Specifications Printer Friendly
Locate a Partner
Symmetra PX
More Images

A high-efficiency 3-phase UPS that is scaleable as your data center grows up to 40KW/40KVA. Suitable for small to medium data center application.

Includes: Network Management Card, Start up included, User Manual

Standard Lead Time: Usually Ships within 3 Weeks


Output Power Capacity
20 kW / 20 kVA
Max Configurable Power
40 kW / 40 kVA
Nominal Output Voltage
120V, 208V, 208V 3PH
Output Voltage Distortion
Less than 5%
Output Frequency (sync to mains)
57 - 63 Hz for 60 Hz nominal
Crest Factor
Double Conversion Online
Waveform Type
Sine wave
Output Connections
(1) Hard Wire 5-wire (3PH + N + G)
(1) Screw Terminals
Built-in Static Bypass


Nominal Input Voltage
208V 3PH
Input Frequency
50/60 Hz +/- 5 Hz (auto sensing)
Input Connections
Hard Wire 5-wire (3PH + N + G)
Input voltage range for main operations
177 - 240V

Batteries & Runtime

Battery Type
Maintenance-free sealed Lead-Acid battery with suspended electrolyte : leakproof
Battery Service Life
3 - 5 Year(s)
Included Battery Modules
Available Battery Module Slots
Typical recharge time
2 hour(s)
Replacement Battery
Runtime Graph
Curve Part Number(s)
A SY20K40F
B SY20K40F
+ (1)SYBT4
C SY20K40F
+ (2)SYBT4
D SY20K40F
+ (1)SYCFXR8-8
E SY20K40F
+ (2)SYCFXR8-8
Hover over the line on the graph above to view the runtime at any desired load
Curve fit to measured runtime data. All measurements taken with new, fully charged batteries, at typical environmental conditions, with no electrical input and balanced resistive load (PF = 1.0) output.

Energy Use/Efficiency

Load Efficiency
25% 92.4%
50% 94.3%
75% 94.5%
100% 94.3%
Hover over the line on the graph above to view the efficiency at any desired load
Curve fit of data measured in accordance with the ENERGY STAR Program Requirements Product Specification for Uninterruptible Power Supplies (UPSs) - Eligibility Criteria Version 1.0. All measurements taken in normal mode(s), at typical environmental conditions, with 208V/60Hz electrical input and balanced resistive load (PF = 1.0) output.

Communications & Management

Interface Port(s)
DB-9 RS-232, SmartSlot
Available SmartSlot™ Interface Quantity
Pre-Installed SmartSlot™ Cards
Control panel
Multi-function LCD status and control console
Audible Alarm
Alarm when on battery : distinctive low battery alarm : configurable delays
Emergency Power Off (EPO)


Maximum Height
2070.00 mm
Maximum Width
600.00 mm
Maximum Depth
902.00 mm
Net Weight
529.55 KG
Shipping Weight
586.82 KG
Shipping Height
2311.00 mm
Shipping Width
749.00 mm
Shipping Depth
1054.00 mm
Units per Pallet


Operating Environment
0 - 40 °C
Operating Relative Humidity
0 - 95%
Operating Elevation
0-3000 meters
Storage Temperature
-15 - 40 °C
Storage Relative Humidity
0 - 95%
Storage Elevation
0-15000 meters
Audible noise at 1 meter from surface of unit
64.00 dBA
Online Thermal Dissipation
5942.00 BTU/hr
Protection Class


Regulatory Approvals
cUL Listed, CE Mark, CSA C22.2 No.107.3-05, EN 50091-1, EN 50091-2, ENERGY STAR (USA), Eurobat General Purpose, FCC Part 15 Class A, ISO 14001, ISO 9001, UL 1778, UL 60950
Standard Warranty
1 year on-site repair or replace with factory authorized Start-Up

Sustainable Offer Status

**The time to recharge to 90% of full battery capacity following a discharge to shutdown using a load rated for 1/2 the full load rating of the UPS.