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CyberPower OLS3000E UPS On-Line 3000VA 2700W with 4 IEC Power Plugs
UPS

CyberPower OLS3000E UPS On-Line 3000VA 2700W with 4 IEC Power Plugs

The CyberPower OLS3000E is a high-performance UPS featuring online topology with double conversion.

It provides seamless Pure Sine Wave power for critical devices such as:

  • NAS and servers
  • DVR /...

The CyberPower OLS3000E is a high-performance UPS featuring online topology with double conversion.

It provides seamless Pure Sine Wave power for critical devices such as:

  • NAS and servers
  • DVR / surveillance systems
  • Transportation and infrastructure
  • Emergency systems

It is typically integrated into the back office, server room, and data center environment.

See full description

  • Size

    Tower

    Form that resembles a classic tower (Tower case) computer. Suitable for spaces with sufficient height and depth. Usually larger and more powerful UPS.

  • AC Outlets

    The AC outlets are the power output sockets where you connect the devices you want to protect and supply with power through the UPS.

  • Type

    (VFI) On-Line/Double Conversion

    They filter the current coming from the socket and store it in the battery/batteries, while the devices are exclusively powered by the battery/batteries. They offer maximum protection against voltage fluctuations and power outages. They are recommended for sensitive devices and equipment.

  • Plug Type

    IEC

    (C13): Standard computer socket, common in UPS and servers.

  • Power (Watt)

    Indicates the actual power that the UPS can provide to devices. It is expressed in Watts (W) and is the most reliable indicator to know how much load (e.g. PC, monitors, router) it can support.
  • See all

Power (va)

  1. 1000 VA

    from 230,21 €

  2. 3000 VA

    from 501,59 €

638,30 €
539 90 €
-15%
price drop
540 Coins 540 Coins
Delivery by Thu, 02 Jul
Free   shipping cost
From Websupplies 4.9 (208)
4.9 (208 reviews)
Αιγάλεω, Αττικής
1 piece
See UPS & Accessories on the page of Websupplies
What if it breaks?

You have at least a 2-year warranty. Contact us by phone and we will immediately take care of the repair, replacement or refund of your money, completely free of charge.

What if I change my mind?

No problem, as long as it's within 14 days. We'll come pick it up or you can choose the Skroutz Point that suits you, completely free for up to 2 times per year, and we'll refund your money. Get Skroutz Plus to enjoy unlimited free returns.

Product report

Description

Description

The CyberPower OLS3000E is a high-performance UPS featuring online topology with double conversion.

It provides seamless Pure Sine Wave power for critical devices such as:

  • NAS and servers
  • DVR / surveillance systems
  • Transportation and infrastructure
  • Emergency systems

It is typically integrated into the back office, server room, and data center environment.

Manufacturer

Manufacturer Details

Warnings & Safety Information
See full description

Specifications

Specifications

Dimensions

Type
(VFI) On-Line/Double Conversion

Type

(VFI) On-Line/Double Conversion
They filter the current coming from the socket and store it in the battery/batteries, while the devices are exclusively powered by the battery/batteries. They offer maximum protection against voltage fluctuations and power outages. They are recommended for sensitive devices and equipment.
Power (VA)
3000 VA

Power (VA)

Indicates the maximum electrical load that the UPS can support and is measured in Volt-Amperes (VA). It is the apparent power of the UPS and is used to compare the size/category of UPS units.

Note: VA is not the actual power that devices can consume. To determine what you can connect, always check the Power (W) as well.

Usage Examples:

  • 800VA 480–560 W Router, modem, small computer, LED lighting
  • 1000VA 600–700 W Office PC with monitor, small printer, NAS
  • 1500VA 900–1050 W Powerful PC or gaming, multiple office devices
  • 2000VA 1200–1400 W Workstation, small server, cash register + POS
  • 3000VA 1800–2100 W Server, rack equipment, professional labs, studio
Power (Watt)
2700 W

Power (Watt)

Indicates the actual power that the UPS can provide to devices. It is expressed in Watts (W) and is the most reliable indicator to know how much load (e.g. PC, monitors, router) it can support.
Size
Tower

Size

Tower
Form that resembles a classic tower (Tower case) computer. Suitable for spaces with sufficient height and depth. Usually larger and more powerful UPS.
Output Waveform
Pure Sine Wave

Output Waveform

Pure Sine Wave
They are ideal for the efficient operation of sensitive and important machines such as hospital equipment, servers, telecommunications, and laboratory components. It is recommended to use them in machines that have Active PFC power supplies.
Battery Duration (Half Load)
14 min
Battery Duration (Full Load)
4 min
Noise Level
-
Display Screen
Digital Display

Connectivity

USB
Yes
AC outlets
4

AC outlets

The AC outlets are the power output sockets where you connect the devices you want to protect and supply with power through the UPS.
Plug Type
IEC

Plug Type

IEC
(C13): Standard computer socket, common in UPS and servers.
Extra Ports
RJ-11, RJ-45

Important information

Specifications are collected from official manufacturer websites. Please verify the specifications before proceeding with your final purchase. If you notice any problem you can report it here.

See all specifications

Reviews (3)

Reviews

5.0
3
5.0
Review this product
  1. 3
  2. 4 stars
    0
  3. 3 stars
    0
  4. 2 stars
    0
  5. 1 star
    0
Review this product
  • Battery life
  • Durability
  • Value for money
  • Moderate noise
  • Volume
  • apostolos_vb
    5
    apostolos_vb

    Verified purchase

    Everything is fine so far, the handling is extremely easy (I haven't needed to adjust anything) but as for noise... it has that annoying grr grr even when the workstations are off.

    Translated from Greek ·
    Did you find this review helpful?
  • crmaris
    5
    10 out of 10 members found this review helpful
    crmaris

    Verified purchase

    One of the best UPS for professional situations with true sine wave. Just know that it's loud.

    Translated from Greek ·
    • Battery life
    • Durability
    • Value for money
    • Noisy
    • Volume
    Did you find this review helpful?
  • 5
    Ygraeria_Santorinis

    Verified purchase

    • Battery life
    • Silent
    • Durability
    • Value for money
    • Volume
Questions (2)

Questions

24 users have this product and can help you

Ask for the product
gipies

Στα σχόλια οι δυο γράφουν για θόρυβο και ο άλλος λέει αθόρυβο!
Ποιος λέει αλήθεια?

gipies 2026-05-06
0 Replies Reply to
See all questions (2)

Description & Specifications

The CyberPower OLS3000E is a high-performance UPS featuring online topology with double conversion.

It provides seamless Pure Sine Wave power for critical devices such as:

  • NAS and servers
  • DVR / surveillance systems
  • Transportation and infrastructure
  • Emergency systems

It is typically integrated into the back office, server room, and data center environment.

Manufacturer

Manufacturer Details

Warnings & Safety Information

Dimensions

Type
(VFI) On-Line/Double Conversion

Type

(VFI) On-Line/Double Conversion
They filter the current coming from the socket and store it in the battery/batteries, while the devices are exclusively powered by the battery/batteries. They offer maximum protection against voltage fluctuations and power outages. They are recommended for sensitive devices and equipment.
Power (VA)
3000 VA

Power (VA)

Indicates the maximum electrical load that the UPS can support and is measured in Volt-Amperes (VA). It is the apparent power of the UPS and is used to compare the size/category of UPS units.

Note: VA is not the actual power that devices can consume. To determine what you can connect, always check the Power (W) as well.

Usage Examples:

  • 800VA 480–560 W Router, modem, small computer, LED lighting
  • 1000VA 600–700 W Office PC with monitor, small printer, NAS
  • 1500VA 900–1050 W Powerful PC or gaming, multiple office devices
  • 2000VA 1200–1400 W Workstation, small server, cash register + POS
  • 3000VA 1800–2100 W Server, rack equipment, professional labs, studio
Power (Watt)
2700 W

Power (Watt)

Indicates the actual power that the UPS can provide to devices. It is expressed in Watts (W) and is the most reliable indicator to know how much load (e.g. PC, monitors, router) it can support.
Size
Tower

Size

Tower
Form that resembles a classic tower (Tower case) computer. Suitable for spaces with sufficient height and depth. Usually larger and more powerful UPS.
Output Waveform
Pure Sine Wave

Output Waveform

Pure Sine Wave
They are ideal for the efficient operation of sensitive and important machines such as hospital equipment, servers, telecommunications, and laboratory components. It is recommended to use them in machines that have Active PFC power supplies.
Battery Duration (Half Load)
14 min
Battery Duration (Full Load)
4 min
Noise Level
-
Display Screen
Digital Display

Connectivity

USB
Yes
AC outlets
4

AC outlets

The AC outlets are the power output sockets where you connect the devices you want to protect and supply with power through the UPS.
Plug Type
IEC

Plug Type

IEC
(C13): Standard computer socket, common in UPS and servers.
Extra Ports
RJ-11, RJ-45

Important information

Specifications are collected from official manufacturer websites. Please verify the specifications before proceeding with your final purchase. If you notice any problem you can report it here.

Reviews (3)

5.0
3
5.0
Review this product
  1. 3
  2. 4 stars
    0
  3. 3 stars
    0
  4. 2 stars
    0
  5. 1 star
    0
Review this product
  • Battery life
  • Durability
  • Value for money
  • Moderate noise
  • Volume
  • apostolos_vb
    5
    apostolos_vb

    Verified purchase

    Everything is fine so far, the handling is extremely easy (I haven't needed to adjust anything) but as for noise... it has that annoying grr grr even when the workstations are off.

    Translated from Greek ·
    Did you find this review helpful?
  • crmaris
    5
    10 out of 10 members found this review helpful
    crmaris

    Verified purchase

    One of the best UPS for professional situations with true sine wave. Just know that it's loud.

    Translated from Greek ·
    • Battery life
    • Durability
    • Value for money
    • Noisy
    • Volume
    Did you find this review helpful?
  • 5
    Ygraeria_Santorinis

    Verified purchase

    • Battery life
    • Silent
    • Durability
    • Value for money
    • Volume
539,90 €
Free   shipping cost