40 Amp PR40 Power Supply

Manufacturer Part Number: PR40

The Eaton Tripp Lite PR40 is a precision-regulated AC-to-DC power supply designed for two-way radios, communications equipment, radio transmitters, test benches, and other compatible electronic devices. It converts 120V AC input into a stable 13.8V DC output, providing up to 32A for continuous-duty operation and 40A for intermittent communication service. Its regulated output helps maintain consistent power delivery for sensitive electronics, while its compact, low-profile enclosure fits conveniently alongside many radio systems.

The PR40 features integrated overvoltage protection and electronic current limiting to help safeguard connected equipment during electrical faults or overload conditions. Its solid-state regulation supports reliable output performance, while the illuminated red power switch indicates when DC output is available. Designed for practical installation and maintenance, it also includes accessible DC output terminals and a vented enclosure for airflow. The PR40 is listed as TAA-compliant and is suitable for compatible communications and electronics applications.

Key Features

• Crowbar overvoltage protection
• Electronic foldback and time-controlled overcurrent protection
• Illuminated red ON/OFF switch
• Vented enclosure with heat sinks for cooling
• TAA-compliant design for eligible procurement requirements