Multiple System Shutdown - APC (American Power Conversion)

Multiple System Shutdown
Software and hardware for network administrators that provide safe system shutdown in rack, computer room, and datacenter environments.

APC provides a reliable, centralized power protection solution that is easy to install and manage. When an APC UPS is protecting multiple computer systems, this product enables the UPS to communicate reliably with all connected servers to provide graceful, unattended shutdown during an extended power outage.

Products
Share-UPS & UPS Interface Expander Card	Reliable shutdown of 1 to 3 computer systems or, over a serial connection, 1 to 8 computer systems.

PowerChute network shutdown software	Reliable network based shutdown of more than 3 computer systems in a datacenter environment.