ASUS Pro WS 1600W Platinum power supply unit 20+4 pin ATX ATX Black

Manufacturer: Asus | Model: 90YE00Z2-B0NA00 | Product ID: 4494 | Warranty: 10 years
£6.00 (inc. VAT)
Availability: in stock

Product Technical Specification

Power
Total power1600
AC input voltage200 - 240
Power Factor Correction (PFC) typeActive
Combined power (+3.3V)130
Combined power (+12V)1600
Combined power (+5V)130
Combined power (-12V)9.6
Combined power (+5Vsb)15
Max output current (+3.3V)25
Max output current (+12V)133.3
Max output current (+5V)25
Max output current (-12V)0.8
Max output current (+5Vsb)3
Efficiency92
Power protection featuresOver current,Over power,Over voltage,Overheating,Short circuit,Under voltage
Ports & interfaces
Motherboard power connector20+4 pin ATX
Motherboard power cable length610
Number of SATA power connectors9
SATA power cable length120,400
Peripheral (Molex) power connectors (4-pin)3
Peripheral (Molex) power cable length150,400
PCI Express power connectors (6+2 pin)4
PCI Express power connectors (16-pin)2
PCI Express power cable length750
CPU power connector (4+4 pin)Yes
CPU power cable length1000
ATX power connector (20+4 pin)Yes
Cabling typeFully-Modular
Performance
80 PLUS certification80 PLUS Platinum
PurposePC
Power supply unit (PSU) form factorATX
ATX version3.1
Bearing technologyBall bearing
Design
Product colourBlack
Cooling typeActive
On/off switchYes
Certificates
Compliance certificatesRoHS
Weight & dimensions
Width150
Depth175
Height86
Weight2000
Packaging data
Package width346
Package depth208
Package height144
Package weight4400
Package typeBox
Logistics data
Warranty period10

Delivery Options

Economy Delivery
FREE
Economy Delivery

Economy Delivery (UK)

Estimated delivery date: Thu 07th May 2026 to Sun 10th May 2026
Fast & Tracked by Courier
£6.95
Fast & Tracked by Courier

Fast & Tracked by Courier (UK)

Estimated delivery date: Wed 06th May 2026 to Fri 08th May 2026
View all Delivery Options & International Rates
ASUS Pro WS 1600W Platinum PSU delivers exceptional voltage stability and advanced power delivery for professionals, supporting up to two graphics cards to meet the demanding AI workloads.

The ASUS Pro WS 1600W Platinum PSU is engineered to support up to two GeForce RTX™ 5090 graphics cards. It also features 80 PLUS Platinum certification, high-performance copper pins, dual-ball fan bearings, etched cables, rock-solid voltage stability and advanced power delivery, making it an ideal choice for AI solutions, deep learning and IT management.

ENGINEERING

Heavy-Duty Power
Designed to reliably deliver the thousands of watts necessary to power up to two NVIDIA® GeForce RTX™ 5090 graphics cards, the ASUS Pro WS 1600W Platinum enables breakthrough performance that meets the needs of demanding AI workloads.

Gold-Plated High-Performance Copper Pins
The copper pins of the PCIe® connectors in this PSU have been upgraded with gold plating to help ensure cooler operation and improved power delivery efficiency. This plating translates to a significant reduction in normal 12V-2x6 connector temperatures (up to 10°C), promoting optimal performance and stability for even the most demanding graphics cards. Furthermore, the improved contact between socket pins and connectors reduces resistance and improves durability for connector insertion and removal, ensuring reliable cooling performance.

Protective PCB Coating
All wrapped up
A protective conformal coating envelops the circuit board to help protect against short-circuits caused by moisture, dust or debris. This added layer of protection enhances durability and stability, ensuring reliable performance throughout the PSU’s lifespan.

ATX 3.1 Compatible
ATX 3.1 ushers in tighter voltage and current regulation for next-gen hardware ― and the ASUS Pro WS series is ahead of the curve with full compliance. The 16-pin PCIe cables bundled with the PSU deliver up to 600 watts to PCIe 5.1 graphics cards, readying your build for the graphics cards of tomorrow.

80 Plus Platinum
The ASUS Pro WS Platinum uses low-ESR Japanese server-grade capacitors to ensure efficient operation. This upgrade enables an 80 PLUS Platinum certification, which guarantees 89% efficiency at 100% load and 92% efficiency at 50% load. This increased efficiency results in less heat, reduced fan noise and increased reliability.

COOLING

Extruded Aluminum Heatsinks
The integrated heatsinks have up to twice the volume of standard designs, to dissipate heat more effectively and help extend component lifespan.

Dual-Ball Fan Bearings
Up to twice the lifespan
Dual-ball bearings boast a remarkable lifespan of up to 80,000 hours, lasting up to twice as long as sleeve bearings and exceeding even fluid dynamic bearings. This helps ensure long-lasting, reliable cooling with minimal noise.

EXPERIENCE

Etched Cables
Made using pliable premium materials, these etched cables are easily flexible during installation, and they operate at temperatures 50°C lower than the safety limit when routed for cable management. The cables also meet the rigorous standards of the UL1581 flame test and UL758 certification, helping to ensure a smooth PC DIY experience and exceptional safety.

DIY-Friendly CPU/PCIe Power Connector
Engineered for a streamlined build experience, the power cable features a distinct clip between the 4+4 pin connectors and a unique color scheme for easy identification during installation. The integrated clip helps ensure a secure and effortless connection to the motherboard's CPU power connector, while the dual-color PCIe 16-pin connector enhances visibility and simplifies GPU power connections.

Compact Size
The compact 175mm length allows flexible installation in a wide range of PC cases, making it easier to maintain clean cable management and optimized airflow.

10-year Warranty
Enjoy the peace of mind that the reliability of the ASUS Pro WS Platinum offers, backed by a 10-year warranty.
Power
Total power1600
AC input voltage200 - 240
Power Factor Correction (PFC) typeActive
Combined power (+3.3V)130
Combined power (+12V)1600
Combined power (+5V)130
Combined power (-12V)9.6
Combined power (+5Vsb)15
Max output current (+3.3V)25
Max output current (+12V)133.3
Max output current (+5V)25
Max output current (-12V)0.8
Max output current (+5Vsb)3
Efficiency92
Power protection featuresOver current,Over power,Over voltage,Overheating,Short circuit,Under voltage
Ports & interfaces
Motherboard power connector20+4 pin ATX
Motherboard power cable length610
Number of SATA power connectors9
SATA power cable length120,400
Peripheral (Molex) power connectors (4-pin)3
Peripheral (Molex) power cable length150,400
PCI Express power connectors (6+2 pin)4
PCI Express power connectors (16-pin)2
PCI Express power cable length750
CPU power connector (4+4 pin)Yes
CPU power cable length1000
ATX power connector (20+4 pin)Yes
Cabling typeFully-Modular
Performance
80 PLUS certification80 PLUS Platinum
PurposePC
Power supply unit (PSU) form factorATX
ATX version3.1
Bearing technologyBall bearing
Design
Product colourBlack
Cooling typeActive
On/off switchYes
Certificates
Compliance certificatesRoHS
Weight & dimensions
Width150
Depth175
Height86
Weight2000
Packaging data
Package width346
Package depth208
Package height144
Package weight4400
Package typeBox
Logistics data
Warranty period10

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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.