Silverstone HELA 850R Platinum power supply unit 850 W 20+4 pin ATX ATX Black
KEY FEATURES
- 100% modular cables
- Super flexible black flat cables
- All Japanese electrolytic capacitors
- Supports 12VHPWR PCIe connector with ATX 3.0 and PCIe Gen 5 standard
- 24/7 continuous power output with 50℃ operating temperature
- 180° angled SATA connectors designed for stack mounted hard drives
- Ultra silent 135mm FDB fan with semi-fanless and delayed shut-off function
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Frequently Asked Questions
Silverstone HELA 850R Platinum power supply unit 850 W 20+4 pin ATX ATX Black
Description
Silverstone HELA 850R Platinum. Total power: 850 W, AC input voltage: 90 -264 V, AC input frequency: 47 - 63 Hz. Motherboard power connector: 20+4 pin ATX, Motherboard power cable length: 60 cm, SATA power cable length: 150,600 mm. Purpose: PC, Power supply unit (PSU) form factor: ATX, 80 PLUS certification: 80 PLUS Platinum. Product colour: Black, Cooling type: Active, Fan diameter: 13.5 cm. Width: 150 mm, Depth: 150 mm, Height: 86 mm
12VHPWR PCIe connector supports ATX 3.0 and PCIe Gen5 standards
The 16 pin (12VHPWR) design is capable of withstanding power failure caused by a running graphics card’s instantaneous peak power consumption, whilst providing higher stability and efficiency power output for high-end systems.
Cybenetics Platinum Certified
Designed for Cybenetics Platinum level of efficiency to reduce wasted heat and save on electricity
Fully modular design with universal EPS / PCIe connector interface
Flat cables have much greater flexibility to allow for tighter folding and management of cable
All Japanese electrolytic capacitors
Ensure reliable power and long-life span
Silent 135mm FDB fan
Built-in 135 mm fan has excellent airflow and low noise, perfect for quiet home or office use
Feature
Easy 14 days Returns
Eligible for Next day Delivery
100% Money-back guarantee
Reliable Customer Support
Secure payment method
Shipping Information
- Next Business Day: £6.99
- 2 days Delivery: £4.99
- 3- 5 Days Shipping: £3.99
- Orders Over £99.00: Free Standard Delivery
| Power | |
|---|---|
| Total power | 850 W |
| AC input voltage | 90 -264 V |
| AC input frequency | 47 - 63 Hz |
| Power factor | 0.9 |
| Power Factor Correction (PFC) type | Active |
| Combined power (+3.3V) | 120 W |
| Combined power (+12V) | 849.6 W |
| Combined power (+5V) | 120 W |
| Max output current (+3.3V) | 22 A |
| Max output current (+12V) | 70.8 A |
| Max output current (+5V) | 22 A |
| Max output current (-12V) | 0.3 A |
| Max output current (+5Vsb) | 3 A |
| Efficiency | 91% |
| Power protection features | Over current, Over power, Over voltage, Overheating, Short circuit, Under voltage |
| Ports & interfaces | |
|---|---|
| Motherboard power connector | 20+4 pin ATX |
| Motherboard power cable length | 60 cm |
| Number of SATA power connectors | 4 |
| SATA power cable length | 150,600 mm |
| Peripheral (Molex) power connectors (4-pin) | 3 |
| Peripheral (Molex) power cable length | 150,600 mm |
| PCI Express power connectors (6+2 pin) | 3 |
| CPU power connector (4+4 pin) | Yes |
| CPU power cable length | 75 cm |
| Floppy disk drive connector | Yes |
| Floppy drive power connector | 1 |
| Cabling type | Fully-Modular |
| Performance | |
|---|---|
| Purpose | PC |
| Power supply unit (PSU) form factor | ATX |
| 80 PLUS certification | 80 PLUS Platinum |
| ATX version | 3.0 |
| Silent mode | Yes |
| Mean time between failures (MTBF) | 100000 h |
| Design | |
|---|---|
| Product colour | Black |
| Cooling type | Active |
| Fan diameter | 13.5 cm |
| Number of fans | 1 fan(s) |
| Operational conditions | |
|---|---|
| Operating temperature (T-T) | 0 - 50 °C |
| Weight & dimensions | |
|---|---|
| Width | 150 mm |
| Depth | 150 mm |
| Height | 86 mm |
| Weight | 2.56 kg |
Frequently Asked Questions
When will it arrive?
Any order over £99 wil be shipped on our free 2-3 working day service, if you opt for Next Working Day shipping then this will be with you the next working day between 09:00 and 18:00. Deliveries to Northern Ireland, Channel Islands and the Scottish Highlands will be on a 3 day service.
Do you offer a credit account?
We offer credit accounts to Gotraka Business customers, please enquire with our customer support team for more information. Credits accounts are subject to KYC.
How long is the returns policy?
For most products bought online, you have a legal right to change your mind within 14 days and receive a refund. If you wish to return unwanted products, you must let us know that you want to return them within 14 calendar days from the day after delivery. The item must also be returned to us within 7 working days from approval of return and receipt of the return label.
How long will it take to receive my order?
This is something that we are working hard to bring to you - we recognise that having deliveries on preferred days not only makes it easier for you but it is also great for the environment. By having deliveries arranged on days that you are going to be in or consolidating your orders to arrive to you at the same time means that the courier won't need to come back multiple times due to missed deliveries or multiple deliveries.
Can I change my delivery address once the order has been placed?
Our systems are highly automated, where possible we will do our utmost to accommodate this. To ensure we maintain a high delivery success rate most of our orders are picked and prepped for shipment within 30 minutes
How do I return my order?
If you need to return your order please raise a return through your order page detailing the reason for return. Once this form has been submitted it will be reviewed by the Returns Department who will contact you to arrange the return.
Please note the returns department may ask for more information such as the serial number(s) and images where applicable to process the return.
How long do I have to return an item?
For most products bought online, you have a legal right to change your mind within 14 days and receive a refund. If you wish to return unwanted products, you must let us know that you want to return them within 14 calendar days from the day after delivery. The item must also be returned to us within 7 working days from approval of return and receipt of the return label
Are returns free?
Returns for faulty / damaged items will be free of charge
Returns for unwanted items that have no fault will incur a minimal returns fee - delivery charges will not be refunded
Can’t find what you’re looking for?
Our friendly support team is just a message away, ready to assist with anything. Our team is experienced with gaming gear, home tech, and everything in between—feel free to reach out.
📧 Email: help@gotraka.com
📞 Phone: 020 8208 1234
💬 Live Chat: Available 9 AM – 6 PM ( Monday - Friday )
