FSP Dagger PRO 850W SFX 80+ Gold ATX 3.1 PCIe 5.1 Modular Power Supply

Manufacturer: | Model: PPA8503900 | Product ID: 4030
£6.00 (inc. VAT)
Availability: 0 in stock

Product Technical Specification

Power Specifications
Total Power Output850 W
Power Output +12V rails850 W
Lighting
Lighting / RGBNo
Efficiency Class
80PLUS Efficiency80 PLUS Gold
Dimensions
Length / Depth125 mm
Width100 mm
Height63.5 mm
Colour
Primary ColourBlack
Fan Specifications
Fan Size92 mm
Power Supply
PSU FormatSFX
12V Distributionsingle rail
Modular Power SupplyYes
Cooling
Semi Passive Power SupplyNo
Internal Ports
CPU Power Connectors 12V ATX/EPS2
8 Pin PCIe Power Connectors0
6+2 Pin PCIe Power Connectors4
SATA Power Connectors5

Delivery Options

Economy Delivery
FREE
Economy Delivery

Economy Delivery (UK)

Estimated delivery date: Sun 07th Dec 2025 to Wed 10th Dec 2025
Fast & Tracked by Courier
£6.95
Fast & Tracked by Courier

Fast & Tracked by Courier (UK)

Estimated delivery date: Sat 06th Dec 2025 to Mon 08th Dec 2025
View all Delivery Options & International Rates
  • Compliant with SFX12V V3.3
  • Efficiency ≧ 90% at typical load
  • MIA IC (Multiple Intelligence Ability) chip set inside
  • Semi-fanless design for silent operation
  • Quiet and long-lasting 92mm ball bearing fan
  • All black ribbon cables
  • Powerful single +12V rail design
  • Japanese electrolytic capacitors
  • Full protections OCP, OVP, SCP, OPP, OTP

Tiny but Powerful
The DAGGER PRO series is compatible with most Mini-ITX and Micro ATX small form factor PCs. It is an ideal for home computer rigs but a great alternative for mini-PC enthusiasts.

Advanced Cable Management and Flat Ribbon Cables
Fully-modular design and flat ribbon cables provide easier installation. An ideal solution for applications with space constraints, enhancing overall airflow efficiency and cable management.

92mm Fan Optimized for Low-noise Operation
Dagger PRO is included an advanced semi-fanless design that will spin over 20% loading, make silent and reduce noise under maximum operation.

80 Plus® Gold Certification
Dagger PRO series is a power supply with 80 PLUS® Gold Certification that guarantees to operate at a minimum of 90% efficiency at 50% load of PSU rated power and as a result to reduce lots of electricity cost.

Powerful +12V Single Rail for your VGA
VGA card is a component which needs greedy and stable power supporting most. The compact size DAGGER PRO series comes with a single +12V rail design that offers VGA cards full power individually and to avoid any overloading conditions.

Supports High-end Motherboard
For gaming enthusiast, the DAGGER PRO 850W features dual CPU power connectors to support high-end motherboard and and provide stable power to the CPU for gaming enthusiast.

Japanese electrolytic capacitors
Dagger PRO series uses Japanese electrolytic capacitors to ensure a longer lifetime and protect your PSU from sudden power changes

Supports High-end Motherboard
Adapts to your individual requirements, not only does it fit into cases with the SFX form factor, but can also be installed in a simple steps into normal ATX, Micro-ATX or Mini-ITX cases.

Power Specifications
Total Power Output850 W
Power Output +12V rails850 W
Lighting
Lighting / RGBNo
Efficiency Class
80PLUS Efficiency80 PLUS Gold
Dimensions
Length / Depth125 mm
Width100 mm
Height63.5 mm
Colour
Primary ColourBlack
Fan Specifications
Fan Size92 mm
Power Supply
PSU FormatSFX
12V Distributionsingle rail
Modular Power SupplyYes
Cooling
Semi Passive Power SupplyNo
Internal Ports
CPU Power Connectors 12V ATX/EPS2
8 Pin PCIe Power Connectors0
6+2 Pin PCIe Power Connectors4
SATA Power Connectors5

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Buykingston order despatch times:

We will despatch your order the very same day if we receive cleared payment by 12:00 pm Mon-Fri.

These delivery estimates apply when you order up to 12:00 pm Mon-Fri (excluding public holidays).

We charge a one off delivery cost as outlined below regardless of how many items you order or the weight of your order.

Estimated delivery times are provided to us by the respective delivery companies. We pass this information onto you, the customer.

Despatch times do not apply to UK public holidays.

Estimated delivery times are taken from the next available working day available for delivery. For example if an order was despatched on a working Wednesday by 3pm, the first available working day for delivery would be Thursday provided you placed your order by 3pm on the Wednesday. If the next available weekday is a UK bank holiday/public holiday then your order will be despatched on the next available working day.

Our warehouse reserves the right to upgrade the delivery method you select on your order.

Our available delivery options*

Contact us for a shipping quote.

*All delivery times are estimated unless stated.

Product Returns Note

Buykingston offers a very flexible and hassle free returns policy. If for whatever reason you are not happy with the item purchased you can return it to us within 12months for a refund (for unused and unopened items) or within 30 days on opened and used items for a refund. This applies to items purchased direct through Buykingston  only.

Our 30 Day Returns Money Back Guarantee Satisfaction Guarantee:
For items opened and used and that are returned in a resellable condition.

Our 365 Day Returns Money Back Guarantee Satisfaction Guarantee:
For items that remain sealed and unused.

Some items are excluded from our moneyback guarantee unless they have developed a fault. These include;

- Headphones
- Earphones
- Custom made and designed products such as flash memory products with custom logo’s on them. E,g USB flash drives and memory cards with your own logo

Returns FAQs

What is your returns criteria?
On opened items 30 days from date of receipt or expected date of receipt on non tracked items.
On unopened items 365 days.

How do i go about returning my order?
Please contact us via our contact page with your order number where we will present you with an RMA number and returns label.

Do i need to contact you before returning my order?
Yes, to obtain an RMA number.

Does my item have to include its original packaging?
Yes for items that fall within our 30 day money back guarantee and our 365 day returns. Of course for faulty items we realise you may no longer have the packaging.

Who deals with the warranty on a faulty item?
We will. In some circumstances we may ask you to contact the manufacturer direct for assistance.

Please ensure you have read and comply in full with Section 11 & 13 of our terms and conditions which you can read here in full.