be quiet! System Power 9 power supply unit 700 W 20+4 pin ATX ATX Black
- Wattage
- 700 W
- Efficiency rating
- 80 PLUS Bronze
- Depth
- 140 mm
- Width
- 150 mm
- Height
- 86 mm
- Manual included
- Y
- Weight
- 2070 g
- Purpose
- PC
- Hold time
- 17
Overview
The be quiet! System Power 9 power supply unit 700 W 20+4 pin ATX ATX Black features 700 W output, 80 PLUS 80 PLUS Bronze efficiency and a 120 mm fan. Full verified specifications are listed below.
Compatibility
Compatibility data is automatically generated. Always verify critical specs before purchase.
Technical Specifications
Physical
6- Depth
- 140 mm
- Width
- 150 mm
- Height
- 86 mm
- Weight
- 2070 g
- Colour
- Black
- Customs (HS) code
- 84733020
General
52- Manual included
- Yes
- Purpose
- PC
- Hold time
- 17
- Efficiency
- 89
- ATX version
- 2.4
- EPS version
- 2.92
- Silent mode
- Yes
- Cabling type
- Non-Modular
- Packaging type
- Box
- Power factor
- 0.95
- Certifications
- CE, CB, TÜV, RCM, CU
- Input current
- 6
- On/off switch
- Yes
- Included cables
- AC
- Screws included
- Yes
- AC input voltage
- 200 - 240
- AC input frequency
- 50
- Bearing type
- Sleeve
- Combined power (+5V)
- 130
- Combined power (+12V)
- 672
- Combined power (-12V)
- 3.6
- CPU power cable length
- 600
- Combined power (+3.3V)
- 130
- Combined power (+5Vsb)
- 15
- Compliance certificates
- RoHS
- SATA power cable length
- 350,550
- Max output current (+5V)
- 15
- Max output current (-12V)
- 0.3
- Power protection features
- Over current,Over power,Over voltage,Overheating,Short circuit,Under voltage
- Max output current (+12V1)
- 33
- Max output current (+12V2)
- 25
- Max output current (+3.3V)
- 24
- Max output current (+5Vsb)
- 3
- Motherboard power connector
- 20+4 pin ATX
- Eco certifications
- ENERGY STAR
- CPU power connector (4+4 pin)
- Yes
- Noise level (quiet mode, 50%)
- 15.4
- Motherboard power cable length
- 550
- PCI Express power cable length
- 500
- Noise level (silent mode,
- 10.6
- Number of PATA power connectors
- 2
- Number of SATA power connectors
- 6
- Noise level (full-load mode, 100%)
- 31.7
- Power Factor Correction (PFC) type
- Active
- Power supply unit (PSU) form factor
- ATX
- PCI Express power connectors (6+2 pin)
- 4
- buildcores_verified
- 1
- buildcores_opendb_id
- 45846f7d-a07b-4101-a585-f2b1c7b92d18
- buildcores_category
- PSU
- length_mm
- 140
- wattage
- 700
- form_factor
- ATX
Power
2- Wattage
- 700 W
- Efficiency rating
- 80 PLUS Bronze
Cooling
2- Fan size
- 120
- Number of fans
- 1
Graphics
1- Illumination
- No
Logistics & Packaging
4- Package depth
- 268 mm
- Package width
- 97 mm
- Package height
- 195 mm
- Package weight
- 2380 g
Show
Market Value History
Price history table
| Date | Price |
|---|---|
| 2021-06-17 | $120.81 |
| 2021-07-05 | $120.48 |
| 2021-07-21 | $119.66 |
| 2021-08-02 | $104.28 |
| 2021-08-20 | $119.98 |
| 2021-10-11 | $119.66 |
| 2021-10-29 | $118.62 |
| 2021-11-02 | $117.73 |
| 2022-01-13 | $111.30 |
| 2022-01-17 | $110.77 |
| 2022-01-31 | $123.18 |
| 2022-02-08 | $124.28 |
| 2022-02-14 | $124.86 |
| 2022-02-21 | $124.96 |
| 2022-02-28 | $122.95 |
| 2022-03-08 | $120.85 |
| 2022-03-14 | $119.82 |
| 2022-03-21 | $121.08 |
| 2022-03-28 | $120.74 |
| 2022-04-05 | $121.25 |
| 2022-04-15 | $120.19 |
| 2022-04-18 | $119.96 |
| 2022-04-25 | $117.36 |
| 2022-05-02 | $116.87 |
| 2022-05-11 | $132.50 |
| 2022-05-17 | $136.41 |
| 2022-05-25 | $112.69 |
| 2022-05-31 | $119.67 |
| 2022-06-16 | $119.67 |
| 2022-06-23 | $119.67 |
| 2022-07-07 | $127.07 |
| 2022-07-14 | $118.84 |
| 2022-07-19 | $120.60 |
| 2022-08-03 | $123.85 |
| 2022-08-10 | $124.36 |
| 2022-08-28 | $120.60 |
| 2022-08-30 | $120.60 |
| 2022-09-08 | $132.28 |
| 2022-09-13 | $124.36 |
| 2022-09-28 | $124.36 |
| 2022-10-03 | $115.60 |
| 2022-10-12 | $128.48 |
| 2022-10-19 | $145.65 |
| 2022-10-24 | $166.50 |
| 2022-10-31 | $168.50 |
Customer Reviews & Feedback
Based on 596 verified customer reviews on Amazon US.
Review Verification
Hardware Quest synchronizes these ratings daily with Amazon to reflect real buyer experiences, build quality, and long-term reliability.
Product lifecycle
Status uncertainAvailable catalog signals are incomplete, so current lifecycle status cannot be confirmed.
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