Product comparison · 2 power supply units

be quiet! BN231 power supply unit vs be quiet! BN233 power supply unit

Key differences

Total power
- BN231 power supply unit:500 W
- BN233 power supply unit:700 W
Peak power
- BN231 power supply unit:550 W
- BN233 power supply unit:770 W
Input current
- BN231 power supply unit:8 A
- BN233 power supply unit:10 A
Combined power (+3.3V)
- BN231 power supply unit:130 W
- BN233 power supply unit:150 W
Combined power (+12V)
- BN231 power supply unit:480 W
- BN233 power supply unit:672 W
Combined power (+5V)
- BN231 power supply unit:130 W
- BN233 power supply unit:150 W
Max output current (+3.3V)
- BN231 power supply unit:24 A
- BN233 power supply unit:25 A
Max output current (+12V3)
- BN231 power supply unit:18 A
- BN233 power supply unit:22 A

Differences highlightedShow differences only

Comparison of BN231, BN233
61 specifications	A be quiet! BN231 power supply unit Model BN231 View product	B be quiet! BN233 power supply unit Model BN233 View product
Power10 differ
Total powerDiffers	500 W	700 W
Peak powerDiffers	550 W	770 W
Input currentDiffers	8 A	10 A
Combined power (+3.3V)Differs	130 W	150 W
Combined power (+12V)Differs	480 W	672 W
Combined power (+5V)Differs	130 W	150 W
Max output current (+3.3V)Differs	24 A	25 A
Max output current (+12V3)Differs	18 A	22 A
Max output current (+12V4)Differs	18 A	22 A
Max output current (+5V)Differs	24 A	25 A
Ports & interfaces2 differ
Number of SATA power connectorsDiffers	9	11
Peripheral (Molex) power connectors (4-pin)Differs	3	4
Design1 differ
Fan speedDiffers	1200	1800
Weight & dimensions1 differ
WeightDiffers	2.14 kg	2.24 kg
Packaging data1 differ
Package weightDiffers	2.66 kg	2.87 kg
Other features3 differ
Noise level (silent mode, <30%)Differs	10.2 dB	10.9 dB
Noise level (quiet mode, 50%)Differs	10.9 dB	11.9 dB
Noise level (full-load mode, 100%)Differs	15.5 dB	23.1 dB

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.