|Mission duration||17 years|
|Manufacturer||Thales Alenia Space|
|Launch mass||3,550 kilograms (7,800 lb)|
|Start of mission|
|Launch date||14 February 2017, 21:39 UTC|
|Rocket||Ariane 5ECA VA-235|
|Launch site||Kourou ELA-3|
|Perigee altitude||35,789.8 kilometres (22,238.8 mi)|
|Apogee altitude||35,797.3 kilometres (22,243.4 mi)|
8 Extended C-Band
Telkom-3S is an Indonesian geostationary communications satellite built as a replacement of Telkom-3 that was lost due to a launch failure on 6 August 2012. Telkom-3S was successfully launched in 14 February 2017 and commissioned into service on 17 April 2017.
Telkom-3S is fitted with 24 C-Band transponders, 8 extended C-Band transponders and 10 Ku-Band transponders. The C-band payload will cover Indonesia and Southeast Asia, while the extended C-band payload will cover both Indonesia and part of Malaysia. The Ku-band payload will specifically cover Indonesia. Telkom-3S will provide high-definition TV services along with mobile communications and internet applications.