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GB/T 11441.2-2011 Laminations for transformers and inductors for use in telecommunication and electronic equipment—Part 2:Specification for the minimum permeabilities of laminations made of soft magnetic metallic materials 360 (USD) via email in 1-3 business day VALID
SJ/T 11287-2003 Fixed inductors for use in electronic equipment Part 2: Sectional specification surface mounting inductors 300 (USD) via email in 1 business day VALID
TB 1869-1990 180 (USD) via email in 1-3 business day ABOLISHED
GB/T 28864.1-2012 Terms and nomenclature for cores made of magnetically soft ferrites - Part 1: Terms used for physical irregularities 360 (USD) via email in 1-3 business day VALID
SJ/T 2885-2003 Finxed inductors for use in electronic equipment Part1: General specification 250 (USD) via email in 1 business day VALID
SJ 20903-2004 General specification for electronic supply-transformers use in military electric equipment 225 (USD) via email in 1-3 business day VALID
GB/T 15290-2012 Generic specification of power supply transformers and filter chokes for use in electronic equipment 600 (USD) via email in 1-5 business day VALID
SJ 297-1978 via email in ABOLISHED please email coc@codeofchina.com for quotation
GB/T 4596-2012 E-cores for three-phase transformers for use in electronic equipment 420 (USD) via email in 1-3 business day VALID
GB/T 14860.1-2012 Transformers and inductors for use in electronic and telecommunication equipment—Part 1:Generic specification 420 (USD) via email in 1-3 business day VALID
GB/T 14860.4-2012 Transformers and inductors for use in electronic and telecommunication equipment—Part 4:Sectional specification for power transformers for switched mode power supplies(SMPS)on the basis of the capability approval procedure 300 (USD) via email in 1-3 business day VALID
GB/T 9632.1-2002 Measuring methods of cores for inductors and transformers for telecommunications via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
SJ 930-1975 Intermediate-frequency transformers for transistorized amplitude modulation receivers via email in ABOLISHED please email coc@codeofchina.com for quotation
GB/T 15184-1994 Sectional specification for power transformers for switched mode power supplies (SMPS) for use in electronic equipment for capability approval via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GBN 95-1980 285 (USD) via email in 1-3 business day ABOLISHED
GB/T 14006.3-1997 Outline dimensions of transformers and inductors for use in telecommunication and electronic equipment Part 3: Transformers and inductors using YUI-1 laminations via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
TB 2023-1988 135 (USD) via email in 1-3 business day ABOLISHED
GB/T 14860-1993 Generic specification for transformers and inductors for use in telecommunication and electronic equipment via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GB/T 15183-1994 Sectional specification for power transformers for use in electronic equipment for capability approval via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GB/T 9632-1988 Measuring methods of cores for inductors and transformers for telecommunications 840 (USD) via email in 1-8 business day ABOLISHED
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