WWII U.S. Army Signal Corps Rectifier Power Unit PP-51/APQ-9 – Rauland Corp. – 1944

WWII U.S. Army Signal Corps Rectifier Power Unit PP-51/APQ-9 – Rauland Corp. – 1944

Original WWII U.S. Army Signal Corps rectifier-power unit, model PP-51/APQ-9, manufactured by The Rauland Corp., Chicago, Illinois. Data plate shows Ord. No. 96-DAY-44, placing it in the WWII period. Unit is rated 80/115V, single phase, 400–2600 cycles and was likely used with wartime aircraft/radar/electronic equipment.

Comes in its original cardboard storage/shipping sleeve. Unit has strong original military/technical display appeal with original handles, connector assembly, data plate, and finish. Untested and sold as a collectible/display or restoration part.

Condition: Good surplus condition with wear from age/storage. Cardboard sleeve shows wear, tape, writing, and edge damage. Unit itself appears solid with typical scuffs and finish wear. Untested.