Be Quiet! Straight Power 11 550w - 80 Plus Platinum
Ultimate silence, exceptional yield
Straight Power 11 Platinum 550W puts the bar even higher for systems that require practically inaudible operation and exceptional efficiency.
- Certification 80 Plus® Platinum with efficiency up to 93.8%
- Silent Fan Wings 3 135mm virtually silent
- Opening the funnel-shaped fan in the power supply box
- Wireless design on the DC side to improve the cooling and longevity of the components
- Modular cables for maximum construction flexibility
- Powerful multi-GPU support with two PCI-Express connectors
- Japanese capacitors at nominal temperature of 105 ° C guaranteeing stability and reliability
- Compliant with ERP and ENERGY STAR 7.0
- 5 year manufacturer's warranty
General informations
| Model | STRAIGHT POWER 11 PLATINUM 550W |
| Continuous power (W) | 550 |
| Crest power (W) | 600 |
| Standard Atx 12V | Version 2.51 |
| Standard EPS 12V | - |
| Modular cable management | ✓ |
| Topology | Full Bridge + LLC + Sr + DC / DC |
| Wireless design (DC side) | ✓ |
| Voltage (VAC) | 100 - 240 |
| Frequency (Hz) | 50 - 60 |
| Input current (A) | 8 / 4 |
| Correction of the power factor | active |
| Value of the 100% load factor | >0.99 |
| Compatible with the model C6 / C7 Intel | ✓ |
| Standby consumption | 0.16 |
| Average life span (H / 25 ° C) | 100,000 |
| Operating temperature up | 40 |
Output
| Rails 12V (multi-rail operation) | 4 |
| 12V mono-rail operation | - |
| CLEF OVERCLOCKING | - |
| + 3.3V (A) | 22 |
| + 5V (A) | 22 |
| + 12V1 (A) | 18 |
| + 12V2 (A) | 18 |
| + 12V3 (A) | 20 |
| + 12V4 (A) | 20 |
| + 12V5 (A) | - |
| + 12V6 (A) | - |
| -12V (a) | 0.3 |
| + 5VSB (A) | 3 |
| Maximum combined power 12V (W) | 549.6 |
| Maximum 3,3V + 5V (W) combined power | 110 |
| Holding time (MS @ 100%) | 17 |
| POWER GOOD signal | 100 - 150ms |
Fan / cooling technology
| Fan | Silent Wings 3 |
| +Silentwings | ✓ |
| Engine technology | 6-Pole Fan Motor |
| Bearing Technology | Fdb |
| Fan size (mm) | 135 |
| Max Fan Speed, Temperature Function (RPM) | 1200 |
| Temperature control of external fans | - |
| db (a) at 20% load | 9 |
| db (a) at 50% charge | 9.6 |
| db (a) 100% charge | 14.9 |
Cables / connectors
| Nvidia® SLI (RTX 3090) Ready | - |
| Cable Management | Modular |
| GAINED CABLES | Sleeved cables |
| Flat cables | - |
| Cable length to graphics card (cm) | 60 |
| Cable length to the first connector (cm) | 55 |
| Maximum cable length (cm) | 115 |
| Cable while one (Sat/Pat/FDD) | - |
| Number of cables | 8 |
| Cable Atx Motherboard (20 + 4 pine) | 1 |
| P8 (CPU) | - |
| P4+4 (CPU) | 1 |
| P4 (CPU) | - |
| PCI-E 6-PIN (GPU) | - |
| PCI-E 6 + 2-PIN (GPU) | 2 |
| Pat | 3 |
| Sat | 9 |
| FDD (Floppy disk) | 1 |
| External fan connectors | - |
Housing
| Dimensions without cables (H x L x P), (mm) | 160 x 150 x 86 |
| Weight (kg) | 1.66 |
| Color | Black |