be quiet! System Power B9 power supply unit 350 W 20+4 pin ATX ATX Grey

Name: be quiet! System Power B9 power supply unit 350 W 20+4 pin ATX ATX Grey
Brand: be quiet!
SKU: BN207
Price: 29.15 GBP
Availability: OutOfStock

be quiet!

SKU

BN207

Your price £29.15

Out of stock

System Power B9, 350 W, ATX 12V 2.4, 200-240 V/50 Hz, ATX 20+4-pin, PCI-E 6+2-pin, P4+4, 4x S-ATA, 2x P-ATA, 24.9dB max.

View full product details

Notify me

Shop top tech from leading brands
Order by 3pm for next day delivery
24/7 account access

Skip to the end of the images gallery

Skip to the beginning of the images gallery

More Information

Highlights

Proven Reliability and Good Efficiency Specially designed by be quiet! with the price-concious PC builder in mind: System Power B9 350W (bulk) offers renowned be quiet! performance and quietness and makes it possible for you to build cost-effective and reliable systems.

Specifications

Total power
350 W
AC input voltage
200 - 240 V
AC input frequency
50 Hz
Input current
3 A
Power factor
0.95
Power Factor Correction (PFC) type
Active
Combined power (+3.3V)
103 W
Combined power (+12V)
324 W
Combined power (+5V)
103 W
Combined power (-12V)
3.6 W
Combined power (+5Vsb)
12.5 W
Max output current (+3.3V)
19 A
Max output current (+12V1)
20 A
Max output current (+12V2)
16 A
Max output current (+5V)
15 A
Max output current (-12V)
0.3 A
Max output current (+5Vsb)
2.5 A
Hold time
17 ms
Efficiency
87%
Power protection features
Over current, Over power, Over voltage, Overheating, Short circuit, Under voltage
Motherboard power connector
20+4 pin ATX
Motherboard power cable length
45 cm
Number of SATA power connectors
4
Number of PATA power connectors
2
SATA power cable length
400 mm
PCI Express power connectors (6+2 pin)
1
PCI Express power cable length
45 cm
CPU power connector (4+4 pin)
Y
CPU power cable length
45 cm
Cabling type
Non-Modular
Purpose
PC
Power supply unit (PSU) form factor
ATX
80 PLUS certification
80 PLUS
ATX version
2.4
Silent mode
Y
Certification
CE, CB, TÜV, RCM, CU
Product colour
Grey
Fan diameter
12 cm
Number of fans
1 fan(s)
Illumination
N
On/off switch
Y
Cables included
AC
Width
150 mm
Depth
140 mm
Height
86 mm
Weight
1.6 kg
Sustainability certificates
RoHS, ENERGY STAR
Noise level (silent mode, <30%)
12.1 dB
Noise level (quiet mode, 50%)
12.3 dB
Noise level (full-load mode, 100%)
24.9 dB
Warranty Info
3 years

Reviews

Write Your Own Review

What we use your personal data for	Our reasons
Creating and managing your account with us	To perform our contract with you or to take steps at your request before entering into a contract
Providing products and/or services to you	To perform our contract with you or to take steps at your request before entering into a contract
Conducting checks to identify you and verify your identity or to help prevent and detect fraud against you or us	To comply with our legal and regulatory obligations
Enforcing legal rights or defend or undertake legal proceedings	Depending on the circumstances: — to comply with our legal and regulatory obligations — in other cases, for our legitimate interests, i.e. to protect our business, interests and rights
Customising our website and its content to your particular preferences based on a record of your selected preferences or on your use of our website	Depending on the circumstances: — your consent as gathered e.g., by the separate cookies tool on our website—see ‘Cookies and other tracking technologies’ below — where we are not required to obtain your consent and do not do so, for our legitimate interests, i.e., to be as efficient as we can so we can deliver the best service to you at the best price If you have provided such a consent, you may withdraw it at any time by changing the setting on the cookies tool (this will not affect the lawfulness of our use of your personal data in reliance on that consent before it was withdrawn)
Retaining and evaluating information on your recent visits to our website and how you move around different sections of our website for analytics purposes to understand how people use our website so that we can make it more intuitive or to check our website is working as intended	Depending on the circumstances: — your consent as gathered by the separate cookies tool on our website]—see ‘Cookies and other tracking technologies’ below — where we are not required to obtain your consent and do not do so, for our legitimate interests, i.e., to be as efficient as we can so we can deliver the best service to you at the best price If you have provided such a consent you may withdraw it at any time by clearing your cookie settings and rejecting when you revisit our website (this will not affect the lawfulness of our use of your personal data in reliance on that consent before it was withdrawn)
Communications with you not related to marketing, including about changes to our terms or policies or changes to the products AND/OR services or other important notices	Depending on the circumstances: — to comply with our legal and regulatory obligations — in other cases, for our legitimate interests, i.e., to be as efficient as we can so we can deliver the best service to you at the best price
Protecting the security of systems and data used to provide the services	To comply with our legal and regulatory obligations We may also use your personal data to ensure the security of systems and data to a standard that goes beyond our legal obligations, and in those cases our reasons are for our legitimate interests, i.e., to protect systems and data and to prevent and detect criminal activity that could be damaging for you and/or us
Statistical analysis to help us understand our customer base	For our legitimate interests, i.e., to be as efficient as we can so we can deliver the best service to you at the best price
Updating and enhancing customer records	Depending on the circumstances: — to perform our contract with you or to take steps at your request before entering into a contract — to comply with our legal and regulatory obligations — where neither of the above apply, for our legitimate interests, e.g., making sure that we can keep in touch with our customers about existing orders and new products
Disclosures and other activities necessary to comply with legal and regulatory obligations that apply to our business, e.g. to record and demonstrate evidence of your consents where relevant	To comply with our legal and regulatory obligations
Marketing our services to existing and former customers	For our legitimate interests, i.e., to promote our business to existing and former customers See ‘Marketing’ below for further information
The audit of our ISO certifications (to the extent not covered by ‘activities necessary to comply with legal and regulatory obligations’ above)	For our legitimate interests, i.e., to maintain our accreditations so we can demonstrate we operate at the highest standards
To share your personal data with members of our group and third parties that will or may take control or ownership of some or all of our business (and professional advisors acting on our or their behalf) in connection with a significant corporate transaction or restructuring, including a merger, acquisition, asset sale, initial public offering or in the event of our insolvency. In such cases information will be anonymised where possible and only shared where necessary	Depending on the circumstances: — to comply with our legal and regulatory obligations — in other cases, for our legitimate interests, i.e., to protect, realise or grow the value in our business and assets

Recipient	Processing operation (use) by recipient	Relevant categories of personal data transferred to recipient
Google	We use Google Analytics (GA4) cookies to collect data about the visitors to the site which includes the number of visitors, session duration, pages visited during the session etc. and whether visitors return. Google Analytics will assign a unique “ID” to a user of the boxxe website at the point they register an account with us for the purpose of tracking their activity on the boxxe website. This information is anonymous and cannot be used to identify you personally unless you end up becoming a boxxe customer. Google Analytics cannot use the ID to work out who you are.	Device’s IP address (processed during your session and stored in a de-identified form) geographic location (country only), and the preferred language used to display our website. Google Analytics stores this information on our behalf in a pseudonymized user profile.
Hotjar Ltd	We use Hotjar in order to better understand our users’ needs and to optimize this service and experience. Hotjar is a technology service that helps us better understand our users’ experience (e.g. how much time they spend on which pages, which links they choose to click, what users do and don’t like, etc.) and this enables us to build and maintain our service with user feedback. Hotjar uses cookies and other technologies to collect data on our users’ behaviour and their devices. Hotjar is contractually forbidden to sell any of the data collected on our behalf.	This includes a device's IP address (processed during your session and stored in a de-identified form), device screen size, device type (unique device identifiers), browser information, geographic location (country only), and the preferred language used to display our website. Hotjar stores this information on our behalf in a pseudonymized user profile.
Klevu	Klevu offers a machine learning algorithm which takes several parameters into account when establishing what a customer may like and eventually buy on the store. Javascript keeps track of what customers are searching for and visiting. These products visited by these customers and any recent search queries fired by them are used as a context to the search queries fired by them. Klevu perform semantic and statistical analysis of this data to identify the intent and to build multiple, product-noun (e.g. bag, shoe, chair) specific profiles of preferences. Klevu also employs a method called collaborative filtering, which involves analyzing the history of other customers who have or had performed similar searches and visited products similar to the products visited by the current customer. Only those products that are relevant to the current search query are picked up and analyzed to identify common factors within them.	Device’s IP address (processed during your session and stored in a de-identified form) geographic location (country only), and the preferred language used to display our website. Klevu stores this information on our behalf in a pseudonymized user profile.
Dotdigital	Dotdigital is a SaaS cross-channel marketing automation platform and services provider that helps brands devise successful, personalized marketing campaigns across multiple channels (e.g. email). Paired with its Microsoft Dynamics 365 CRM integration, boxxe is able to deliver tailored marketing to its customers.	Contact data (such as email address, contact number, name or other contact details), marketing preferences, IP address and usage information (including online navigation data, location data and browser data).

Recipient country	Recipient	Processing operation (use) by recipient	Lawful safeguard
Ireland	Hotjar	Hotjar uses cookies and other technologies to collect data on our users’ behaviour and their devices. This includes a device's IP address (processed during your session and stored in a de-identified form), device screen size, device type (unique device identifiers), browser information, geographic location (country only), and the preferred language used to display our website. Hotjar stores this information on our behalf in a pseudonymized user profile.	Adequacy regulation further to paragraph 5(1)(a) of Part 3 of Schedule 21 to the Data Protection Act 2018 https://www.hotjar.com/legal/support/dpa/
USA	Stripe Inc	In order to facilitate online payments through boxxe’s ecommerce portal, where applicable, Stripe may Process Payment Account Details, bank account details, billing/shipping address, name, date/time/amount of transaction, device ID, email address, IP address/location, order ID, payment card details, tax ID/status, unique customer identifier, identity information including government issued documents (e.g., national IDs, driver’s licenses and passports).	UK Data Transfer Addendum https://stripe.com/gb/legal/dpa
EEA	Vaimo	Vaimo has access to certain categories of boxxe customer personal data (names, addresses, DOB, email, number, location, device and diagnostic data, connection data), by virtue of hosting the boxxe website.	Adequacy regulation further to paragraph 5(1)(a) of Part 3 of Schedule 21 to the Data Protection Act 2018. Vaimo also has a legally valid intra-group agreement in place and no data is transferred to any entity who is not a party to it.
EEA	Dotdigital	Boxxe will provide certain information about its customers to Dotdigital in order for it to be able to provide automated marketing services that are tailored to its specific customer interests.	Adequacy regulation further to paragraph 5(1)(a) of Part 3 of Schedule 21 to the Data Protection Act 2018. https://dotdigital.com/terms/data-processing-agreement/


Access to a copy of your personal data	The right to be provided with a copy of your personal data
Correction (also known as rectification)	The right to require us to correct any mistakes in your personal data
Erasure (also known as the right to be forgotten)	The right to require us to delete your personal data—in certain situations
Restriction of use	The right to require us to restrict use of your personal data in certain circumstances, e.g. if you contest the accuracy of the data
Data portability	The right to receive the personal data you provided to us, in a structured, commonly used and machine-readable format and/or transmit that data to a third party—in certain situations
To object to use	The right to object: — at any time to your personal data being used for direct marketing (including profiling) — in certain other situations to our continued use of your personal data, e.g. where we use your personal data for our legitimate interests unless there are compelling legitimate grounds for the processing to continue or the processing is required for the establishment, exercise or defence of legal claims
Not to be subject to decisions without human involvement	The right not to be subject to a decision based solely on automated processing (including profiling) that produces legal effects concerning you or similarly significantly affects you We do not make any such decisions based on data collected by our website
The right to withdraw consents	If you have provided us with a consent to use your personal data you have a right to withdraw that consent easily at any time You may withdraw consents by emailing ecommerce@boxxe.com Withdrawing a consent will not affect the lawfulness of our use of your personal data in reliance on that consent before it was withdrawn

Explore our bestselling computers

Explore our bestselling accessories

Latest Case Studies

Didcot Railway Centre IoT CCTV

Derbyshire Healthcare NHS Foundation Trust Data Migration

Joe Browns - Virtual Desktop Success Story

Helpful Insights

The boxxe Community

Already a customer?

Already a customer?

be quiet! System Power B9 power supply unit 350 W 20+4 pin ATX ATX Grey

More Information

Reviews

General

Types of data we collect

If you fail to provide personal data

How your personal data is collected

How and why we use your personal data

Marketing

Who do we share your personal data with

Who do we share your personal data with - in more detail

Overseas transfers and sharing personal data with sub-processors

Transferring your personal data out of the UK - in more detail

How long your personal data will be kept

Data Security

Cookies and other tracking technologies

Your Rights

Policy Changes

Contact Us

Explore our bestselling computers

Explore our bestselling accessories

Latest Case Studies

Didcot Railway Centre IoT CCTV

Derbyshire Healthcare NHS Foundation Trust Data Migration

Joe Browns - Virtual Desktop Success Story

Helpful Insights

The boxxe Community

Already a customer?

Already a customer?

be quiet! System Power B9 power supply unit 350 W 20+4 pin ATX ATX Grey

More Information

Reviews