4pin Gold Ceramics Vacuum Tube Sockets Valve Base Fr U4a 300b 811 Audio Amps Diy


New product

10000 Items

In Stock




The minimum purchase order quantity for the product is 4

Volume discounts

QuantityDiscountYou Save
20 48% Up to $43.39
50 58% Up to $131.07
200 68% Up to $614.65

More info

Condition: New
For 4pins tube: U4A 300B 811...
Working Voltage: 1500V
Contact Resistance >0.01Ω
Insulation Resistance <10000MΩ
Useful Life: 200 times

Package includes:
4pin Gold Ceramics vacuum tube sockets valve base Fr U4A 300B 811 audio amps DIY parts