On sale! (normally $279) The Silverstone HELA 850R Platinum Modular 850W Power Supply is 80PLUS platinum certified, features a 135mm ultra quiet hydraulic bearing fan, anti-vibration mounting system, single sided SMD, smart zero fan, extremely strict voltage regulations, premium Japanese capacitors to ensure stability and durability, and is fully modular.
Features
Overview
Cybenetics Platinum 850W ATX PCIe 5.0 Fully Modular PSU
- 100% modular cables
- Super flexible flat black cables
- Japanese electrolytic capacitors
- Support for 12VHPWR PCIe slot with ATX 3.0 standard and PCIe Gen 5
- Continuous power at 50℃ operating temperature, Designed for 24/7 operation
- 180° angled SATA connectors designed for hard drive stacking
- Silent 135mm fan, 0dBA minimum with half fan switching function
12VHPWR PCIe Connector Supporting ATX 3.0 and PCIe Gen5 Standards
The 16 pin (12VHPWR) design is able to withstand power failures caused by the instantaneous peak power consumption of a running graphics card, while providing higher stability and efficient power output for high performance systems.
Cybenetics Platinum Quality Certificate
Efficiency level meets the Cybenetics Platinum standard, which reduces heat loss and saves electricity
100% Modular Design with Universal EPS/PCIe Connector Interface
Flat cables have much more flexibility, allowing them to be stacked and managed more tightly.
Japanese Electrolytic Capacitors
Provides reliable power and long life
Quiet 135mm FDB Fan
Built-in 135mm fan for excellent air circulation with low noise, ideal for home and office
Advanced Protections to Keep You Safe
- OCP - Overcurrent Protection
- OPP - Overload Protection
- OVP - Surge
- SCP - Over Temperature Protection
- UVP - Undervoltage Protection
- OTP - Short Circuit Protection
Specifications
| Model Number |
SST-HA850R-PM |
| Colour |
Black (lead-free paint) |
| Power Density |
439 W per litre |
| Combination of Loads +3.3V & +5V |
120 W |
| Input Voltage |
90 V ~ 264 V |
| PFC Type |
Active PFC（PF>0.9 at full load） |
| MTBF |
100,000 hours |
| Protection |
Overcurrent
Protection Overload
Protection Overvoltage
Protection Overtemperature
Protection Short circuit
Protection Undervoltage protection |
| Cooling System |
Quiet 135 mm FDB fan |
| Certification |
Cybenetics Platinum |
| Dimensions |
150 mm (W) x 86 mm (H) x 150 mm (D) |
| Model (Security) |
SST-AX0850MCPT-A |
| Maximum Output Power |
850 W |
| +12V Load Combination |
849.6 W |
| Input Frequency Range |
47Hz ~ 63Hz |
| Efficiency |
Overall efficiency ≥89% and <91% |
| Operating Temperature Range |
0°C ~ 50°C |
| Connectors |
24 / 20-pin motherboard connector - 1 pc.
8 / 4-pin EPS / ATX 12V connector - 2 pcs.
12+4-pin connector 12VHPWR - 1 pc.
8 / 6-pin PCIe connector - 5 pcs.
SATA connector - 8 pcs.
4-pin connector for peripheral devices - 6 pcs.
4-pin floppy connector - 2 pcs. |
| Noise Level |
min. 0 dB |
| Form Factor |
ATX (PS2) |
| The Weight |
2.56 kg |
Load Range
| Exit |
+3.3 V |
+5 V |
+12 V |
+5 VSB |
-12 V |
| Maximum (amps) |
22 A |
22 A |
70.8 A |
3.0 A |
0.3 A |
| Minimum (amps) |
0 A |
0 A |
0 A |
0 A |
0 A |
| Range (%) |
±5% |
±5% |
+5/-7% |
±10% |
±5% |
| Output voltage instability (%) |
±1% |
±1% |
±1% |
±1% |
±1% |
| Vibration(m Vp-p) |
40 mV |
40 mV |
80 mV |
40 mV |
80 mV |
Backed by a 5 year SilverStone warranty.
