NOS Ei EL84/EG (6BQ5) output pentode. Last remaining stock! This was the prefered valve of Marshall amplification prior to the factories demise. Built using the Philips machinery. These are the 'grey anode' valves (more reliable than the nickel/silver coloured anode version). 

Winged C Svetlana EL34

(ALSO KNOWN AS 6CA7) The Svetlana EL34 is a glass envelope power pentode having a plate dissipation rating of 25 Watts with convection cooling. It is intended for ultra linear audio frequency power amplification service in either pentode or triode connection and single or push-pull/parallel tube applications. Close manufacturing specification tolerances and improved processing provides enhanced reliability and superior sonic performance.

Official factory spec sheet here

Tubes have original factory brand, with 2011 date codes.  Can be matched to your requirements at no additional cost.

The Svetlana 6L6GC is manufactured in the Svetlana factory in St. Petersburg, Russia, and is designed to be a direct replacement for any 6L6 type.

The Svetlana 6L6GC is a glass envelope beam-power tetrode intended for high-power audio amplifier service. Close manufacturing specification tolerances and improved processing provide improved reliability and superior sonic performance. 

Official factory specification here

These tubes bear the black brand indicating they were supplied from the UK.  Can be matched to your specification free of charge.

Electro-Harmonix 12AX7EH. High gain 12AX7, unique spiral filament eliminates that filament-to-cathode induced hum common on AC-powered amps. Made in Russia 2002/2003 date codes

Original Mullard CV1741 (EL34).  Black base.  Single valve only.

The Golden Dragon EL34/6CA7 is a recent addition to the Golden Dragon range.This is a quality robust tube which has been successfully used by guitar amplifier OEM for some years. This tube is the perfect choice for a balance between quality and cost. Made in China.

Reflektor EL84 (6Pi14Pi-EB, 6BQ5).  Original brand with 1980s date codes, halo getter, military quality.  Brands vary slightly between tubes.  Hard wearing/ruggedised design.  Perfect for reliability and tone.

Can be matched at no additional cost.

Winged =C= Svetlana 12AX7.  Silver ridged box anode (based on Mullard CV4004).

The SED Svetlana factory ceased production in 2012 but were renowned for their quality.  All 12AX7s have been checked for good internal balancing and microphony.  These are some of the few remaining 12AX7s available.

Made in St Petersburg.

Teonex 6550A.  Can be supplied as matched pairs/quads.  Please leave a note with the order