header-product Power Supply Unit FSP DAGGER PRO ATX3.0(PCIe5.0) 850W
148.49 €

Power Supply Unit FSP DAGGER PRO ATX3.0(PCIe5.0) 850W

Power Supply FSP DAGGER PRO ATX3.0(PCIe5.0) Photo 1
Power Supply FSP DAGGER PRO ATX3.0(PCIe5.0) Photo 2
Power Supply FSP DAGGER PRO ATX3.0(PCIe5.0) Photo 3
Power Supply FSP DAGGER PRO ATX3.0(PCIe5.0) Photo 4
Power Supply FSP DAGGER PRO ATX3.0(PCIe5.0) Photo 5
Power Supply FSP DAGGER PRO ATX3.0(PCIe5.0) Photo 6
Power Supply FSP DAGGER PRO ATX3.0(PCIe5.0) Photo 1
Power Supply FSP DAGGER PRO ATX3.0(PCIe5.0) Photo 2
Power Supply FSP DAGGER PRO ATX3.0(PCIe5.0) Photo 3
Power Supply FSP DAGGER PRO ATX3.0(PCIe5.0) Photo 4
Power Supply FSP DAGGER PRO ATX3.0(PCIe5.0) Photo 5
Power Supply FSP DAGGER PRO ATX3.0(PCIe5.0) Photo 6
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Power Supply Unit FSP DAGGER PRO ATX3.0(PCIe5.0) 850W

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Power Supply Unit FSP DAGGER PRO ATX3.0(PCIe5.0) 850W

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Short description

The FSP DAGGER PRO ATX3.0(PCIe5.0) 850W power supply unit is designed for PCs, featuring a total power output of 850W. It supports an AC input voltage range of 100-240V and a frequency of 50/60Hz. The unit includes a 20+4 pin ATX motherboard power connector with a cable length of 35 cm, and a SATA power cable length of 450 mm. It is certified with 80 PLUS Gold for high efficiency, has an active cooling system with a 9.2 cm fan, and comes in black. Included cables: CPU, PCIe, Peripheral (Molex), and SATA.
Available for order: 2 pcs.
Warranty: 8 Years
SKU: 11346366
delivery
to the Customer Service Center at Kengaraga 2b, Riga
26.06.2026 {{selectedOffer.officeDeliveryString}}
free
Customer service center
2b. Kengaraga str., Riga, Latvia, LV-1063
26.06.2026 {{selectedOffer.officeDeliveryString}}
free
Courier Delivery Please note that in case of a large parcel additional delivery costs may apply!
01.07.2026 {{selectedOffer.courierDeliveryString}}
From 4.99 €
Parcel couriers
Latvijas Pasts pakomāts / Unisend / DPD Paku skapis / Omniva / Venipak Pickup / Venipak Locker / Latvijas Pasts nodaļa
01.07.2026 {{selectedOffer.parcelStationDeliveryString}}
From 1.99 €
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All payment Methods:
Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment
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Product information

Description

The FSP DAGGER PRO ATX3.0(PCIe5.0) 850W is a compact ATX power supply unit designed for desktop computers requiring stable 850 W output. It supports universal AC input from 100–240 V at 50/60 Hz and delivers high efficiency with 80 PLUS Gold certification. The unit features an ATX 20+4 pin motherboard connector and a range of included cables for CPU, PCIe, peripheral (Molex) and SATA connections. Cooling is provided by an active fan with a 92 mm diameter housed in a black enclosure suitable for modern PC builds.

Advantages

The FSP DAGGER PRO provides an 850 W continuous output with 80 PLUS Gold efficiency, which reduces energy losses and heat generation. Its ATX3.0 and PCIe5.0 compatibility ensure support for current-generation motherboards and graphics cards that require updated power delivery. The compact design and included cable set simplify installation in standard ATX cases while the 92 mm fan supplies active cooling to help maintain stable operation under load.

Suitable for

  • Mid-range to high-end gaming PCs requiring up to 850 W total power
  • Workstations with discrete graphics cards compatible with PCIe5.0
  • PC builds needing an 80 PLUS Gold certified power supply for improved efficiency
  • Systems where a compact black PSU with standard cable lengths is preferred

Key specifications

  • Total power: 850 W
  • Efficiency: 80 PLUS Gold (approximately 90% efficiency under typical load)
  • AC input voltage: 100–240 V
  • Input frequency: 50/60 Hz
  • Motherboard connector: 20+4 pin ATX; cable length 35 cm
  • SATA power cable length: 450 mm
  • Fan diameter: 92 mm (active cooling)
  • Colour: Black
  • Included cables: CPU, PCIe, Peripheral (Molex), SATA

How to use

Switch off and unplug the computer before installing the power supply. Mount the FSP DAGGER PRO into the case following the chassis manufacturer’s orientation for the fan and bracket. Connect the 20+4 pin ATX cable to the motherboard main power socket and attach CPU, PCIe, SATA and peripheral connectors to the corresponding components as required. Verify all connections are secure, set the AC input to the correct mains if an external selector is present, and plug the AC cord into a properly rated wall outlet. Power on the system and confirm stable startup and normal fan operation.

Usage recommendations

Use this PSU within its rated 850 W total output and maintain good case airflow to optimize efficiency and cooling. Match PCIe connector types and counts to your graphics card requirements, and avoid exceeding recommended cable extension or adapter usage to prevent voltage drop and overheating.

Specifications

Total power:
850 W
Efficiency:
90 %
Motherboard power connector:
20+4 pin ATX
80 PLUS certification:
80 PLUS Gold
Fan diameter:
92 mm
Product colour:
Black
All features

Power

Total power:
850 W
Efficiency:
90 %
Power Factor Correction (PFC) type:
Active
Power protection features:
Overheating, Over voltage, Over power, Over current, Short circuit
Combined power (+3.3V):
120 W
Combined power (+12V):
850 W
Combined power (+5V):
120 W
Combined power (-12V):
3.6 W
Combined power (+5Vsb):
12.5 W
Max output current (+3.3V):
20 A
Max output current (+12V):
70.83 A
Max output current (+5V):
20 A
Max output current (-12V):
0.3 A
Max output current (+5Vsb):
2.5 A
Input current:
12-6
AC input frequency:
50/60
AC input voltage:
100 - 240

Ports & interfaces

Motherboard power connector:
20+4 pin ATX
Number of SATA power connectors:
6
Peripheral (Molex) power connectors (4-pin):
2
CPU power connector (4+4 pin):
Yes
PCI Express power connectors (6+2 pin):
2
Cabling type:
Fully-Modular
Motherboard power cable length:
350 mm
SATA power cable length:
450
CPU power cable length:
450 mm
PCI Express power connectors (12+4 pin):
1

Performance

Purpose:
PC
80 PLUS certification:
80 PLUS Gold
Bearing technology:
Ball bearing
ATX version:
3.0
Power supply unit (PSU) form factor:
SFX

Design

Fan diameter:
92 mm
Number of fans:
1 fan(s)
Cooling type:
Active
Fan location:
Top
On/off switch:
Yes
Product colour:
Black

Weight & dimensions

Height:
63.5 mm
Width:
100 mm
Depth:
125 mm

Packaging content

Cables included:
CPU, PCIe, Peripheral (Molex), SATA

Description

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Customer reviews

Customer questions

FAQ

How much does the Power Supply FSP DAGGER PRO ATX3.0(PCIe5.0) cost, and is it available for purchase?

The price is 148.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 2 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 26.06.2026 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 Power Supply FSP DAGGER PRO ATX3.0(PCIe5.0) 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 Power Supply FSP DAGGER PRO ATX3.0(PCIe5.0) 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 FSP 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 FSP 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: total power, efficiency, motherboard power connector, 80 plus certification, fan diameter, 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.
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14-Day Return Policy We are confident in our quality, but if the purchase doesn’t fit — you have 14 days to return the product with peace of mind.
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Quality Since 2008 AiO.lv has been on the market for over 18 years and has earned trust — with more than 6000 genuine positive reviews on Google.