CYBERPOWER 

CYBERPOWER OL5KSTF 5KVA/5KW STEPDOWN TRANSFORMER 2U 12 NEMA 5-20R

Mfg Part Number:  OL5KSTF  
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MAP Price: $1,045.95 + Free Shipping
Quantity:
In Stock/Mfg Direct Ship
Last Updated: Nov 18, 2025
No Sales Tax except these states
, PO and Wire.

The CyberPower Smart App Online OL5KSTF rack/tower step-down isolation transformer converts 208 V input voltage originating from utility power, a UPS, or a generator to 120 V output.

The OL5KSTF has a capacity of 5,000 VA / 5,000 Watts. It features twelve (12) NEMA 5-20R receptacles that can support output to NEMA 5-15P and 5-20P plug power cords.

Over temperature protection safeguards your OL5KSTF from damage if the internal heat exceeds safe operating parameters.

A Three-Year Warranty ensures that this step-down transformer has passed our highest quality standards in design, assembly, material or workmanship.

Main Specification
General Information
Manufacturer CyberPower Systems, Inc
Manufacturer Part Number OL5KSTF
Manufacturer Website Address https://www.cyberpowersystems.com/
Brand Name CyberPower
Product Line Smart App Online
Product Model OL5KSTF
Product Name Smart App Online OL5KSTF Isolation/Step-Down Transformer
Product Type Isolation/Step-Down Transformer
Technical Information
Power Rating 5000 VA
Input Receptacle Type NEMA L6-30P
Output Receptacle Type NEMA 5-20R
Output Receptacle Detail 12 x NEMA 5-20R
Cord Length 36"
Power Description
Input Voltage 230 V AC
Output Voltage 208 V AC
Output Voltage 120 V AC
Maximum Line Current 30 A
Physical Characteristics
Color Family Silver
Product Color Silver
Form Factor Rack-mountable
Rack Height 2U
Height 3.4"
Width 17"
Depth 23.6"
Weight (Approximate) 83.80 lb
Environmental Conditions
Minimum Operating Temperature 32°F (0°C)
Maximum Operating Temperature 104°F (40°C)
Miscellaneous
Package Contents
  • Smart App Online OL5KSTF 5000VA Isolation/Step-Down Transformer
  • NEMA L6-30P Power Cord
Compatibility

CyberPower UPS's:

  • OL3000RTXL2UHV
  • OL5KRTHD
  • OL6KRT
  • OL6000RT3UPDU
  • OL6KRT3UHW
  • OL6KRTHD
  • OL6KRTHW
  • OL6KRTMB
  • OL8000RT3U
  • OL8000RT3UPDU
  • OL8KRT3UHW
  • OL8KRTHW
  • OL8KRTMB
  • OL10000RT3U
  • OL10000RT3UPDU
  • OL10KRT3HW
  • OL10KRTHW
  • OL10KRTMB
Certifications & Standards
  • UL1778 5th Ed.
  • CSA C22.2 No.107.3-05
Environmental Compliance Restriction of Hazardous Substances (RoHS)
Warranty
Limited Warranty 3 Year
WARNING:: The plastic used in cable products can expose you to lead and lead components, chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information go to www.P65Warnings.ca.gov
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