Stored safely for many years, obtained directly from Western Electric / Bell System of the 1960s & early 1970s, in storage since, still NEW in box (NIB) ..the Real McCoy..... absolutely perfect  -- black 27mm plate & fully flashed silverr top with round getter.

 Tube has complete thick yellow ink letters and very heavy, shinny flashing.  The best you'll see anywhere -- will sell VERY quickly,. BUY NOW to avoid bidders war on lesser quality tubes elsewhere.  

Multiple tests, on calibrated testers readily confirm this rare, confirm to be superior quality and in NIB condition;   reporting  nicely matched, AND better than NEW results,  120%/120% (min =70) load on calibrated Jackson 648 tester.... refer to Exhibit B.... (and see lab reports in exhibit A,B,C)

The tube is strong, clearly new and top performance. --- incredibly stable performance and no shorts. 

It is guaranteed arrive to you guaranteed working  ... NO DOA! 

The 412A, designed in the 1940's after WWII, by Bell Labs as an ultimate and compact full wave recifier with amazing long life. Popularized and fully appreciated now for use in many notable designs in High End audio. Rectification is where quality begins in your tube equipment, and upgrading to true WECO will result in a noticeable improvement (we have received notes and recommendations from many listeners of the 412A, please check our 100% feedback).

 If you need a top quality compact rectifier, the 412A is a wonderful choice. 

HiFitown & kearnyshop, 100% sellers for 10 years, see the happy feedback for all old & rare WECO tubes! FAST overseas shipping . ... with track # via email, double box packing

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