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12BH7-A Pinout
basing pinout


12BH7-A Substitutes
Different rating or performance 12BH7, CV5042

Warning: Substitutes are given as a guide only - please refer to original manufacturers data sheets to ensure that a substitute is safe and appropriate for your application.


12BH7-A Ratings
Vh Ih VaMax PaMax Cgk Cak Cga
6.3 0.6 450 3.5 3.2 0.5/0.42 2.6
12.6 0.3 450 3.5 3.2 0.5/0.42 2.6


12BH7-A Application Data
Va Vg1 Ia Ra S
250 -10.5 11.5 5,500 3.1


12BH7-A Data sheet links
Dave Cigna''s Pages (DuncanAmps mirror) 12BH7: html
Peter Millett 12BH7-A: Acrobat PDF 176K
National Valve Museum 12BH7: html, html2
oldradio.qrz.ru 12BH7: MK buizen handboek
Frank Philipse (Wildcat mirror - Jörg Jan Münter) 12BH7A: 12BH7A.pdf (152774 bytes), 12BH7A.pdf (201512 bytes), 12BH7A.pdf (354762 bytes)  12BH7: 12BH7.pdf (169041 bytes), 12BH7.pdf (311331 bytes), 12BH7.pdf (99134 bytes)

Bold designators are close or identical, Italic designators are different ratings, different pinouts or different filament voltages. Please see the substitutes at the top of the page for more details

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