This page lists a few of the Fischertechnik electric and electronic components I have, with references to specs.
Documentation of older modules (at least 2 years no longer for sale) can be found at http://docs.fischertechnikclub.nl/elektra/elektra.htm.
Electronic modules from 1980s
WArning: lights from the 1980 are made for 5-6 Volt operation, and will not survive the 8-9 Volt of current
IC-Spannungsversorgung (power supply unit)
Caps power to 5 Volt.
Input: 7-16 V⎓ Output: 5 V, max 1 Amp, smoothened Main component: 7805