I am thinning my herd of several rectifier and regulator tubes accumulated as back ups over the last few years. Many due to system changes. All listings are for single tubes unless otherwise noted. PayPal F&F or Zelle payment is preferred. Please PM me if you are interested in purchasing.

I can provide pictures of tubes if desired. The listed price includes USPS 1st class shipping to the lower 48 U.S. states. NIB = New In Box NOS = New Old Stock.  

*SOLD* - Sophia 274B Aqua (original) Sophia Electronics NIB $120*
*SOLD* - Cryotone 5U4GB-WC       Cryotone   ~400 hours  $100*
- Cyrotone 5AR4-WC         Cryotone   ~250 hours  $100*
- Tung-Sol 5Y4G (Pair)       e-Bay Seller    NOS       $60*
*SOLD* - Svetlana 5U4G Black Plate e-Bay Seller  NOS       $50
- Raytheon JAN 5R4WGB      e-Bay Seller  NOS       $35
*SOLD* - Sylvania OA3 Jan (Quad)    e-Bay Seller  NOS      $40

Tubes will be carefully packed and shipped quickly upon payment. * indicates item will be shipped in its original box, all other tubes will be shipped bubble wrapped. I will be listing several preamp tubes separately at a later time. Thank you for looking.

HK