Tubes - Transmitting, Audio, Misc.
Please choose from the following TUBES Sub-Catagory choices:
572B![]() |
811A![]() |
6146![]() |
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4CX350 Series![]() |
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SOCKETS![]() |
CHIMNEYS![]() |
PLATE CAPS![]() |
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BOOKS![]() |
BASES![]() |
PARASITIC SUPPRESSOR![]() |

SK890B Eimac Tube Socket (Pull)
In Stock
Eimac tube socket designed for the 4CX1000A and 4CW1000
Clean Used
MFR: Eimac * Made in USA
SKU: SK890B-P

SK-810 Eimac Tube Socket (NOS)
In Stock
Tube socket designed for the 4CX1000A and 4CW1000
New Old Stock
MRF: Eimac
SKU: SK-810

SK700 Eimac Tube Socket 4CX300A and 4CX300Y, Screen Bypass (Pull)
In Stock
Air system socket. One heater terminal grounded to shell. PTFE body insulation. Capacitor is encapsulated.
- Screen Bypass: 1.18 nF ± 10%
Used
MFR: Eimac
SKU: SK700-P
Add to Cart
SK-1510A Eimac Tube Socket (NOS)
In Stock
These sockets are designed to be used with Eimac tube types 8349/4CX35,000C, 8351/4CV100,000C, and 4CW100,000D.
All metal parts are silver plated. The insulating material is high-temperature ceramic.
Cooling of the tube in use is done by directing air across the socket.
New Old Stock
MFR: Eimac
SKU: SK-1510A
See Data Sheet
Add to Cart
SK711A Eimac Tube Socket 4CX300A and 4CX300Y (Used)
In Stock
Air System socket. Cathode & 1 heater terminal grounded to shell. PTFE body insulation. Capacitor is encapsulated.
Will work for 4CX125C.
Used
MFR: Eimac
SKU: SK711A-P

4X150A/4000 Eimac Socket Similar to SK600 (Pull)
In Stock
Designed for use with a 4X150A tube
Used
MFR: Eimac
SKU: 4X150A/4000-SOCKET-P

4X150A/4000 Eimac Air System Socket Similar to SK600 (NOS)
Out of stock
Designed for use with a 4X150A tube
New old stock
MFR: Eimac
SKU: 4X150A/4000-SOCKET

4X150A/4010 Eimac Scoket Similar to SK600 (Pull)
In Stock
Designed for use with a 4X150A tube
Used
MFR: Eimac
SKU: 4X150A/4010-SOCKET-P

Y268 Eimac Tube Socket and Chimney Combo (NOS)
In Stock
Same as SK620A excepct for modified bypass capacitor.
1500pf Bypass capacitor, 1000DCWV
Socket has a chimney siliconed onto it.
New old stock * No longer available for export
MFR: Eimac
SKU: Y268

SK-740 Eimac Tube Socket for 4CX300A and 4CX300Y (NOS)
In Stock
Light weight thermosetting plastic body, not an air-system socket. For use in non-corresive liquid cooling applications.
New old stock* No longer available for export
MFR: Eimac
SKU: SK740