Up For Sale: 2 Pcs 
Shipping Charges: $70
For bulk or quantity requirements, feel free to Email us atPX25 / VR40 Power Triode
MATCHED PAIR | BRITISH MILITARY NOS | ORIGINAL GVT BOX
Broad Arrow Marked
10E/9601 Spec
Military Grade
AVO Verified
10E/9601 Spec
Military Grade
AVO Verified
Available is an exceptional matched pair of PX25 / VR40 power triodes, preserved in their original British Government (GVT) packaging. These tubes are high-tension military variants (Ref No. 10E/9601) featuring the iconic Broad Arrow “Z” insignia, denoting official Ministry of Defence service. The heavy-duty cardboard boxes are stamped with matching military nomenclature, confirming their authentic New Old Stock status.
Testing was conducted on a professional AVO Type 160 characteristic meter.
| Serial No. | Parameter Ia mA | Result Ia mA | % Ia | Parameter mA/V | Result mA/V | % mA/V |
|---|---|---|---|---|---|---|
| L1525 | 40.0 | 63.5 | 158.75% | 7.5 | 6.8 | 90.66% |
| L3274 | 40.0 | 63.5 | 158.75% | 7.5 | 7.0 | 93.33% |
⚠️ Note: Custom duties and taxes are the responsibility of the buyer in their country.
We have more than 300 Pieces in Stock
NOS Audio Tubes — Global Vintage Valve Specialists
Reviews
There are no reviews yet