Rectifier (5U4, 5AR4, 5Y3)

Designed to function as a power rectifier in high voltage systems
New old stock * New In Box * No longer available for export.
MFR: Tung Sol
SKU: 5W4

Designed to operate as either a full wave, voltage doubler, or half wave rectifier as it has two separate sections.
New old stock * No longer available for export.
MFR: RCA, Sylvania
SKU: 117Z6

Designed to function in harsh shock, vibration, and high temperature conditions.
New old stock * No longer available for export.
MFR: Sylvania
SKU: 5641

Designed for service as a power rectifier in AC operated receivers which require high currents.
New old stock * No longer available for export.
MFR: RCA
SKU: 5X4G

Designed to operate as AC voltage rectifier in AC powered amplifiers.
MFR: Sylvania, RCA
SKU: 5Y4GA
New old stock * No longer available for export.

Designed to be used as a rectifier in AC and DC powered amplifiers.
New old stock * New In Box * No longer available for export.
MFR: GE
SKU: 6203-GE

Used * No longer available for export
MFR: Sylvania, GE
SKU: 5U4GB-P

NOTE: PICTURE FOR REFERENCE ONLY.

Designed to function as a rectifier operating with a peak of 20Kv and 300mA  on the anode. Used in aircraft due to its rugged design.
New old stock * New In Box * No longer available for export.
MFR: Raytheon
SKU: 3B22

Designed to function as a half wave rectifier in photoflash circuits as it has a low filament voltage.
New old stock * No longer available for export.
MFR: Tung Sol
SKU: 5517