Title imageTitle image




12BH7 Pinout
basing pinout


12BH7 Substitutes
Close or identical CV5042
Different rating or performance 12BH7A

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 Ratings
Vh Ih VaMax PaMax Cgk Cak Cga
6.3 0.6 300 3.5 3.2 0.5/0.42 2.6
12.6 0.3 300 3.5 3.2 0.5/0.42 2.6


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


12BH7 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) 12BH7: 12BH7.pdf (169041 bytes), 12BH7.pdf (311331 bytes), 12BH7.pdf (99134 bytes)  12BH7A: 12BH7A.pdf (152774 bytes), 12BH7A.pdf (201512 bytes), 12BH7A.pdf (354762 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

All content on this page is copyright 1997-2023 Duncan Amplification. TTWWDIITWI

Version: PHP release 1.14 02-Nov-2019