Official replacement DC power supply for Pro-Ject preamps. Fits the following units:
- Pre Box S
- Pre Box DS
- Head Box S
- Head Box S USB
- Dock Box S Fi
- DAC Box DS (until S/N# D9268)
- Phono Box
- Phono Box USB
- Phono Box USB V
- Phono Box S
- Phono Box DS
- Phono Box DS+
- Speed Box S
- Pre Box RS (until S/N# D16272)