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12AH7 Pinout
basing pinout

 

12AH7 Substitutes
Close or identical 12AH7GT, CV529, VT207

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.

 

12AH7 Ratings
Vh Ih VaMax PaMax
12.6 0.15 180 1.5

 

12AH7 Application Data
Class Va Vg1 Ia Ra S
A 180 -6.5 7.6 8,400 1.9

 

12AH7 Data sheet links
oldradio.qrz.ru 12AH7: MK buizen handboek
Frank Philipse 12AH7: .gif file  12AH7GT: 049/1/12AH7GT.pdf
Frank Philipse (Pocnet mirror - Patrik Schindler) 12AH7GT: 12AH7GT.pdf (107318 bytes), 12AH7GT.pdf (55575 bytes), 12AH7GT.pdf (61432 bytes)
Frank Philipse (Wildcat mirror - Jörg Jan Münter) 12AH7GT: 12AH7GT.pdf (107318 bytes), 12AH7GT.pdf (55575 bytes), 12AH7GT.pdf (61432 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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