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AccessoriesProducts > Valves > Sylvania
Watford Valves have been using valve equipment since 1976 and has been selecting and supplying valve to the professional market for over 20 years. The term 'new old stock' refers to tubes or valves which are new but are from factories which have long closed down. These factories such as Mullard, G.E.C, Telefunken, Siemens, Philips, General Electric and R.C.A produced some of the best valves ever made which is why these items have become very sought after in the music industry. Watford Valves keeps a huge inventory of new old stock tubes valves as well as current production items. Therefore Watford Valves can offer one stop shopping to satisfy the most demanding of needs of the professional market, the collector or the enthusiast. All output tubes valves are priced individually. All prices contained on this web site are exclusive of VAT.
Sylvania Electric Products Inc. based in Emporium, Pa was an American manufacturer electrical equipment and vacuum tubes In 1942 the company changed its name to Sylvania Electric Products Inc. In the early 1980s was Sylvania sold to Philips and the Philips ECG valves were produced in the Emporium plant until it closed
- NameBrandCommentStockPrice PhotoOrder
- 12DQ6B/ 12GW6-SYLVANIASylvaniaThe 12GW6 is a radio ham tube that has now become very difficult to find.These are new in the original box ,USA made ...In stock£15.00
Buy Now - 41-SYLVANIASylvaniaType 41 Sylvania is a high gain audio output pentode that is electrically identical to the type 6K6GT but uses the six ...In stock£
24.00
£14.00Buy Now - 5840/ EF732-SYLVANIASylvaniaThese are the Original USA made Sylvania 5840 which is a special quality version of the EF732 pentode. These high ...In stock£8.00
Buy Now - 5X4G-SYLVANIASylvania5X4G American Full wave rectifier that is made by Sylvania in the USA.The 5X4G is now being seen in many new audio ...In stock£18.00
Buy Now - 5Z4GT-SYLVANIASylvaniaOne Only
5Z4GT Sylvania is a full wave rectifier that was designed to be used in amplifiers and radios rated up ...In stock£10.00
Buy Now - 6197-SYLVANIASylvaniaOriginal USA made 6197 pentode which is a very good audio item.The 6197 is a special quality power pentode that was ...In stock£12.00Buy Now
- 6350-IBM SYLVANIA BLACK PLATESylvaniaLast 2 in stock
These are original IBM Burroughs branded Black plate 6350 which were made by Sylvania in the ...In stock£10.00
Buy Now - 6350-SYLVANIA BLACK PLATE GLSylvaniaThese are original Black plate 6350 which were made by Sylvania in the USA.The 6350 is a very high quality dual-triode ...In stock£20.00
Buy Now - 6BK11-SYLVANIASylvaniaThe 6BK11 was found in the ampeg jet 12. and some Reverberocket amps.The 6BK11 is a very rare triple triode valve.The ...In stock£175.00
Buy Now - 6C4WA/ CV4048-SYLVANIASylvaniaThese are the American made Sylvania special quality 6C4WA that was designed to work in the most demanding situations ...In stock£8.50Buy Now
- 6CM6-SYLVANIASylvaniaLast TWO 6CM6-SYLVANIA
6CM6 made by Sylvania in the USA is a low frequency power amplifier beam tetrode. It can ...In stock£18.00Buy Now - 6DR7-SYLVANIASylvaniaThe 6DR7 is a dissimilar double triode that was used in various Magnatone amps for the reverb driver. These are USA ...In stock£7.50Buy Now
- 6K6GT-SYLVANIA BLACK PLATE WHITE LOGO SINGLESylvaniaSingles Only
American Sylvania 6K6GT clear glass black anode plate .Later type with round ribbed anode and round ...In stock£15.00
Buy Now - 6K6GT-SYLVANIA DARK GLASS SINGLESylvaniaLast One
Single valve
These Sylvania 6K6GT are early production and have original black base valve with ...In stock£7.50
Buy Now - 6K6GT-SYLVANIA JAN CHS BLACK PLATE GREEN LOGO SINGLESylvaniaSingles Only
One Only
Early military specification Jan CHS American Sylvania 6K6GT with clear glass and ...In stock£20.00
Buy Now - 6L6GB-SYLVANIA BLACK PLATESylvania6L6GB Sylvania black plate
These are Sylvania 6L6GB marked 6L6GC by Sylvania. These have the Black box plate ...In stock£45.00
Buy Now - 6L6GC-SYLVANIA 1970SylvaniaOriginal USA Made 6L6GC
Limited Stock
Original USA made Sylvania 6L6GC was the Fender output valve of ...In stock£85.00
Buy Now - 6SL7WGT-SYLVANIA JAN SQ GETTER 1958 INV BLACK PLATESylvaniaSylvania 6SL7WGT is a special quality version made for the American military and date from the 1958. The valve has all ...In stock£45.00
Buy Now - 6SL7WGT-SYLVANIA JAN SQ GETTER 1958 INV BLACK PLATE MATCHED PAIRSylvaniaSpecially Selected Matched Pairs
Sylvania 6SL7WGT is a special quality version made for the American military ...In stock£55.00Buy Now - 6SN7GTB-SYLVAINA BLACK INVERTED PLATE YELLOW LOGOSylvaniaOne Only
Sylvania 6SN7GTB Black Plate was made in the USA and is one of the most sought after 6SN7 types for use ...In stock£60.00
Buy Now - 6SN7GTB-SYLVAINA JAN CHS BLACK INVERTED PLATESylvaniaLast two
Sylvania 6SN7GTB Black Plate early military specification Jan CHS with clear glass and black inverted ...In stock£65.00
Buy Now - 6U10-SYLVANIASylvaniaOriginal Sylvania 6U10 Compactron Made in USA. This valve is a Triple Triode which contains two medium-mu triodes and ...In stock£10.00
Buy Now - 6V6GT-SYLVANIA CHROME TOP YELLOW SINGLESylvaniaLast One
Single valve
These are the early American made Sylvania 6V6GT with black glass envelope Yellow ...In stock£45.00
Buy Now - 6W6GT-SYLVANIASylvania6W6GT is a glass octal beam power output valve used in the audio stages of radio and TV receivers. Original USA made ...In stock£12.00Buy Now
- 79-SYLVANIASylvaniaThe Type 79 was first introduced in 1936 is a Class B double audio output triode with a common cathode. The rated ...In stock£15.00Buy Now
