The A 5120 was an office computer produced by VEB Robotron in Karl-Marx-Stadt (now Chemnitz), East Germany starting in 1982.

[1] It was built for office work and had minimal graphics and sound capabilities.

[2] In March 1983, a stamp was issued by the German Democratic Republic featuring the A 5120.

[3] An A 5120 was featured in the 2015 television show Deutschland 83 as an example of technological disparity between East and West Germany in the early 1980s.

The A 5120.16 upgrade included two new circuit boards, one with a 16-bit U8001 processor (clone of Zilog Z8000), and the other with 256KB of additional RAM.