| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add to Cart |
| YD/T 731-1994 |
High Frequency Switch-Mode Rectifier for Telecommunications |
$130.00 |
via email in 1~3 business day |
superseded,2002-2-1,1995-2-1 |
|
| YD/T 731-2002 |
High Frequency Switch-mode Rectifier for Telecommunication |
$300.00 |
via email in 1~5 business day |
superseded,2008-11-1,2002-2-1 |
|
| YD/T 731-2008 |
High Frequency Switch-Mode Rectifier for Telecommunications |
$330.00 |
via email in 1~3 business day |
superseded,2018-7-1,2008-11-1 |
|
| YD/T 731-2018 |
48V rectifier for telecommunications |
$480.00 |
via email in 1~5 business day |
valid,,2018-7-1 |
|
| YD/T 732-1994 |
DC- Test method for DC converter for telecommunication |
$120.00 |
via email in 1~3 business day |
superseded,2005-12-1,1995-2-1 |
|
| YD/T 733-1994 |
DC-DC module converter for telecommunication |
$220.00 |
via email in 1~3 business day |
superseded,2005-12-1,1995-2-1 |
|
| YD/T 777-2006 |
Inversion equipment for telecommunications |
$140.00 |
via email in 1~3 business day |
superseded,2021-7-1,2006-10-1 |
|
| YD/T 799-1996 |
Technical requirements and testing methods of valve-regulated lead acid battery for telecommunications |
$264.00 |
via email in 1~3 business day |
superseded,2002-2-1,1996-7-1 |
|
| YD/T 799-2002 |
Valve-Regulated Lead Acid Battery for Telecommunications |
$180.00 |
via email in 1~3 business day |
superseded,2011-1-1,2002-2-1 |
|
| YD/T 799-2010 |
Valve-regulated lead acid batteries for telecommunications |
$270.00 |
via email in 1~3 business day |
abolished2025-04-01,2025-4-1,2011-1-1 |
|
| YD/T 939-1997 |
DC Power distributing file cabinet for transfer equipment |
$130.00 |
via email in 1~3 business day |
superseded,2005-12-1,1998-5-1 |
|
| YD/T 944-2007 |
Technical Specification and Testing Methods for Surge Protection of Power Supply for Communications |
$60.00 |
immediately |
valid,,2007-12-1 |
|
| YD/T 998-1999 |
Lithium-Ion Battery and Charger for Cellular Phones |
$210.00 |
via email in 1~3 business day |
valid,,1999-7-1 |
|
| YD/T 998.1-1999 |
Lithium-ion Battery and charger for cellular phones: Lithium-ion Battery |
$120.00 |
via email in 1~3 business day |
superseded,2023-1-1,1999-6-1 |
|
| YD/T 998.2-1999 |
Lithium-ion Battery and Charger for Cellular Phones: Charger |
$150.00 |
via email in 1~3 business day |
superseded,2023-1-1,1999-6-1 |
|
| YDJ 31-1983 |
Technical Specifications for Installation Engineering Construction and Acceptance of Communication Power Supply Equipment |
$630.00 |
via email in 1~3 business day |
valid,,1984-7-1 |
|
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