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header-product APC Back-UPS BK650EI Standby UPS, 650VA, 400W, 4x C13 Outlets
308.99 €

APC Back-UPS BK650EI Standby UPS, 650VA, 400W, 4x C13 Outlets

APC Back-UPS BK650EI Standby UPS 650VA Photo 1
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APC Back-UPS BK650EI Standby UPS 650VA Photo 1
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Short description

The APC Back-UPS BK650EI is a standby (offline) UPS providing 650VA and 400W of power capacity. Designed for reliable protection, it features 4x C13 outlets and a 9Ah sealed lead-acid battery. This tower-style unit ensures stable power for connected equipment, making it an ideal solution for home or office workstations. It includes USB connectivity and complies with CE, RoHS, and other safety standards.
Available for order: 30 pcs.
Warranty: 2 Years
SKU: 12422039
Manufacturer: OEM
delivery
to the Customer Service Center at Kengaraga 2b, Riga
21.09.2026 {{selectedOffer.officeDeliveryString}}
free
Customer service center
2b. Kengaraga str., Riga, Latvia, LV-1063
21.09.2026 {{selectedOffer.officeDeliveryString}}
free
Courier Delivery Please note that in case of a large parcel additional delivery costs may apply!
24.09.2026 {{selectedOffer.courierDeliveryString}}
From 53.99 € (Weight: 33.30 kg)
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All payment Methods:
Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment
36 months installment: from 8.58 euros per month
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Product information

Description

The APC Back-UPS BK650EI is a reliable standby (offline) uninterruptible power supply designed to protect your essential electronic equipment from power outages, surges, and voltage spikes. With a power capacity of 650VA and 400W, this tower-style unit provides a stable energy backup for home and office devices, ensuring that your work remains uninterrupted and your hardware stays safe during electrical instability.

Advantages

This UPS offers robust protection for sensitive electronics by providing battery-backed power during blackouts and filtering harmful voltage fluctuations. The integrated USB connectivity allows for seamless communication with your computer or NAS, enabling automatic and safe system shutdowns to prevent data loss when the battery level is low. The unit is designed for longevity, featuring a user-replaceable battery cartridge that can be swapped easily without professional assistance. Additionally, it provides peace of mind by safeguarding connected devices against damage from lightning strikes and power surges.

Suitable for

  • Home office workstations and desktop computers
  • Network-attached storage (NAS) devices
  • Modems, routers, and media boxes
  • Small office communication equipment

This unit may not be suitable for high-power equipment such as laser printers, space heaters, or large server racks that exceed the 400W power limit. It is designed for low-to-medium power consumption devices and should not be used to power appliances with high startup current requirements.

Key specifications

  • Topology: Standby (Offline)
  • Output power capacity: 650VA / 400W
  • AC outlets: 4 x C13
  • Battery type: Sealed Lead Acid (VRLA)
  • Battery capacity: 9Ah
  • Form factor: Tower
  • Cable length: 1.8m

To use the APC Back-UPS, place the unit in a well-ventilated area near your equipment. Connect your devices to the C13 outlets on the back of the unit. If you wish to utilize the automatic shutdown features, connect the UPS to your computer or NAS using the provided USB cable. Once connected to a wall outlet, turn the device on using the power button. The UPS will automatically begin charging its internal battery and monitoring the power supply to your connected hardware.

What to consider before purchase

  • Verify that the total power consumption of your connected devices does not exceed 400W.
  • Ensure you have the appropriate power cables for your devices to connect to the C13 outlets.
  • Check the available space in your workspace for the tower-style unit.
  • Consider the need for potential battery replacement after several years of operation.
Usage recommendations: Regularly test the battery status via the connected software to ensure the unit is ready for an emergency. Keep the device in a cool, dry environment to maximize the lifespan of the internal battery.

Specifications

Form factor: The shape or design of the product.
Tower
Input frequency: The frequency (Hz) which is required to power the product.
50/60
Input operation voltage (max): The maximum input voltage supported by the device.
286 V
Input operation voltage (min): The minumum voltage needed by the device during operation.
160 V
Waveform:
Sine
Output power: The power that the device can produce.
400 W
Output power capacity: The maximum power that the device can produce.
0.65 kVA
UPS topology: The two main UPS topologies are Double-Conversion True Online and Standby / Eco. Many quality-based considerations are involved when choosing the the optimal UPS for the job, like how they are coping with voltage disturbances.
Standby (Offline)
Product colour: The colour e.g. red, blue, green, black, white.
Beige
All features

Other features

Packaging content:
Detachable IEC C13 to IEC C14 power cords
Nominal output voltage: The voltage which the manufacturer states that the device can produce.
230
Nominal input voltage: The voltage which the manufacturer recommends that the device needs to operate normally.
230
Filtering:
Yes

Logistics data

Products per master (outer) case:
1 pc(s)
Harmonized System (HS) code:
85078000
Products per pallet: Quantity of a single product per pallet. If more than one product is packed per carton; this is the number of products (not number of cartons) per shipping pallet.
48 pc(s)

Packaging data

Package weight: Weight of the packaged product.
7310 g
Package height: The distance from the top to the bottom of the packaging.
494 mm
Package depth: The distance from the front to the back of the packaging.
415 mm
Package width: The distance from one side of the packaging to the other.
185 mm
Bundled software: Software distributed with another product such as a piece of computer hardware or other electronic device, or a group of software packages which are sold together. A software suite is an example of bundled software, as is software which is pre-installed on a new computer.
PowerChute Serial Edition
Software CD:
Yes

Weight & dimensions

Weight: Weight of the product without packaging (net weight). If possible, the net weight is given including standard accessories and supplies. Please note that sometimes the manufacturer leaves out the weight of accessories and/or supplies.
6.03 kg
Height: The measurement of the product from head to foot or from base to top.
165 mm
Depth: The distance from the front to the back of something.
284 mm
Width: The measurement or extent of something from side to side.
91 mm

Certificates

Certification:
A-tick, C-tick, CE, GOST, NEMKO
Compliance certificates: Indicates which regulatory, safety, and environmental standards the product complies with, as verified by recognized authorities or certification bodies.
RoHS

Packaging content

Quick installation guide:
Yes
Cables included:
USB cable
Management card included:
No

Sustainability

Sustainability certificates:
ENERGY STAR, Green Premium

Operational conditions

Non-operating altitude:
0 - 15240
Operating altitude:
0 - 3048
Storage relative humidity (H-H):
5 - 95
Operating relative humidity (H-H):
5 - 95
Storage temperature (T-T): The minimum and maximum temperatures at which the product can be safely stored.
-15 - 45
Operating temperature (T-T): The minimum and maximum temperatures at which the product can be safely operated.
0 - 40

Design

LED indicators:
Y
Cable length: How long the cable is.
1.8 m
Product colour: The colour e.g. red, blue, green, black, white.
Beige
Form factor: The shape or design of the product.
Tower

Battery

Replacement battery cartridge:
1
Automatic battery test:
Yes
Battery recharge time: Approximate time required to recharge the battery from completely empty to completely full
8 h
Battery life (max):
6 year(s)
Typical backup time at half load: The amount of time that a backup energy source (e.g. UPS - Uninterruptible Power Source) can power the device for, when the backup energy source is half-loaded (50% of capacity).
14.7 min
Typical backup time at full load: The amount of time that a backup energy source (e.g. UPS - Uninterruptible Power Source) can power the device for, when the backup energy source is fully loaded (100% of capacity).
4.7 min
Battery voltage: The voltage (V) of the battery.
12 V
Battery capacity:
111 VAh
Battery capacity: The amount of electric charge a battery can deliver at the rated voltage. The more electrode material contained in the cell the greater its capacity. A small cell has less capacity than a larger cell with the same chemistry, although they develop the same open-circuit voltage. Capacity is measured in units such as amp-hour (A·h).
9 Ah
Battery technology: The type of battery in the device, e.g. nickel–cadmium (NiCd).
Sealed Lead Acid (VRLA)

Ports & interfaces

SmartConnect port:
No
SmartSlot:
No
USB port: The device features a socket into which a USB cable can be plugged.
Yes
Number of output IEC jumpers:
2
AC outlets quantity: The number of sockets in the device where AC electrical power can be connected.
4 AC outlet(s)
Power plug: A power plug is a 2 or 3 pinned device that is placed into an electrical socket in order to make an electrical connection.
C14 coupler
AC outlet types: The type of outlet for AC electricity.
C13 coupler

Features

Audible alarm modes:
Low battery alarm, Overload alarm
Audible alarm(s): Alarms that make a sound when they are activated (set off).
Yes
Surge protection features:
Fax, Digital Subscriber Line (DSL), Modem, Telephone
Surge protection:
Yes
Noise level: The amplitude level of the undesired background noise, usually measured in decibels (db).
45 dB
Efficiency:
98.9 %
Hold time (min):
6 ms
Hold time (max):
10 ms
Surge energy rating: A surge protector is an appliance designed to protect electrical devices from voltage spikes. A surge protector attempts to limit the voltage supplied to an electric device by either blocking or by shorting to ground any unwanted voltages above a safe threshold. The surge energy rating is a measure of how much energy a surge protector can theoretically absorb in a single event, without failure.
310 J
Maximum current: The greatest possible amount of current, which is a quantity representing the rate of flow of electric charge.
7 A
Output frequency regulation:
47 - 63
Input frequency: The frequency (Hz) which is required to power the product.
50/60
Input operation voltage (max): The maximum input voltage supported by the device.
286 V
Input operation voltage (min): The minumum voltage needed by the device during operation.
160 V
Waveform:
Sine
Output power: The power that the device can produce.
400 W
Output power capacity: The maximum power that the device can produce.
0.65 kVA
UPS topology: The two main UPS topologies are Double-Conversion True Online and Standby / Eco. Many quality-based considerations are involved when choosing the the optimal UPS for the job, like how they are coping with voltage disturbances.
Standby (Offline)

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Customer reviews

Customer questions

FAQ

How much does the APC Back-UPS BK650EI Standby UPS 650VA cost, and is it available for purchase?

The price is 308.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 30 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 21.09.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

Can APC Back-UPS BK650EI Standby UPS 650VA be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. We work with leading banks and leasing companies in Latvia, allowing you to make your purchase on convenient terms — with a minimal down payment and a repayment period from 3 to 36 months. You can apply for credit or installments for the APC Back-UPS BK650EI Standby UPS 650VA online, and the application process is as simple as possible:
  • Select the product on the website and add it to your cart;
  • When placing your order, choose the payment method “Installments”;
  • Fill in the required details for the lending partner;
  • Receive a decision within a few minutes.
For more information about available payment options, interest-free installment terms, and credit conditions in Latvia, please visit the Payment page.

Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

What is the warranty period?

All OEM products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized OEM service centers and through AiO.lv

Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. We will assist with consultation, warranty claim processing, and coordination with certified service centers.

How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: form factor, input frequency, input operation voltage (max), input operation voltage (min), waveform, output power, output power capacity, ups topology, product colour, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

Where can I download the instructions for APC Back-UPS BK650EI Standby UPS 650VA?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.
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