Penta Laboratories Amplifier Replacement Parts

811A Four Matched Vacuum Tubes, High-Mu Power Triode, 160W, 30 MHz, Set of 4

Part Number: PLB-811A-4

4.86 out of 5 stars ( 14 )

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811A Three Matched Vacuum Tubes, High-Mu Power Triode, 160W, 30 MHz, Set of 3

Part Number: PLB-811A-3

4.63 out of 5 stars ( 8 )

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572B Vacuum Tube, Power Triode, Direct replacement for the 811A, Each

Part Number: PLB-572B

5.0 out of 5 stars ( 2 )

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811A Pair Matched Vacuum Tubes, High-Mu Power Triode, 160W, 30 MHz, Set of 2

Part Number: PLB-811A-2

5.0 out of 5 stars ( 1 )

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