Lamp 6S31B is a subminiature glass triode. Designed to amplify low frequency voltage. Works in any position. Produced in miniature glass design. Durability not less than 5000 hours. Weight not more than 4 g.

1. Heater voltage 6.3 V.
2. The voltage at the anode is 100 V.
3. Filament current 220 ± 22 mA.
4. The current in the anode circuit is 40 mA.
5. The slope of the characteristic is 18 mA / V.
6. Gain 17.
7. The highest filament voltage is 6.6 V.
8. The lowest filament voltage is 6 V.
9. The highest voltage at the anode is 100 V.
10. The highest power dissipated at the anode is 2.5 watts.
11. The highest current in the cathode circuit is 7 mA.
12. The greatest resistance in the grid circuit is 1 Mohm.
13. Design – miniature glass.

All shipments are carried out from our international warehouse in Dubai (UAE), as well as from our partners’ remote warehouses.

In Stock — items available in stock at the Dubai warehouse are dispatched within 5–10 business days after receiving 100% prepayment.

Remote Stock — items available at our partners’ remote warehouses are supplied within an average of 30–45 business days after receiving 100% prepayment.

Pre-Order — made-to-order products are manufactured and delivered within an average of 45–60 business days. Payment terms: 50% advance payment to start production, with the remaining 50% paid before dispatch from the Dubai warehouse after full readiness for shipment.

Returns & Changes (Restocking Fee)
For selected items, a RESTOCKING FEE of 10% may apply in case of return, order cancellation, or changes to the order specifications. This condition applies only to certain products and is confirmed at the order approval stage.

Warranty
All products are covered by a standard 6-month warranty.
Extended warranty is available upon request and is agreed individually; it may affect the final product price.