300-1847 Sun Fire 320W Power Supply
Sun Microsystems Sun Fire 320-Watt AC hot-plug internal power supply module (Type A177).
The 300-1847 is an internal system management controller engineered to deliver unified administration infrastructure across hardware configurations. Functioning as a high-efficiency electrical distribution unit, this 320-watt hot-swappable power supply regulates fluctuating incoming alternating current (AC) into stable direct current (DC) rails directly across the server's main power distribution backplane. Built to manage high-density virtualization setups, clustered cloud services, and heavy corporate databases typical of mission-critical datacenter operations, it operates with parallel redundancy configurations to enable seamless live maintenance without system interruption. Its fault-isolated layout manages thermodynamic dissipation cleanly, shielding core operational paths from localized voltage spikes, power surges, or single-point-of-failure infrastructure downtime during continuous system runtime.
Alternative Part Numbers
- 300-1847-01
- 300-1847-02
- 300-1847-03
- A177
- 300-1491
- 300-1491-05