an opto - electric module in to form factor adapted to be coupled with an optical fiber on a first side and a plurality of electrical conductors on a second side . the opto - electric module includes a header with a plurality of pins extending through the header , each pin of the plurality of pins extending through the header and each pin of the plurality of pins being adapted to engage a respective conductor of the plurality of conductors on a first side of the header , a thermo - electric cooler with a hot plate of the thermo - electric cooler disposed against a second , opposing side of the header and a plurality of active and passive optical components adapted to convert between an optical signal format within the optical fiber and an electrical signal format within at least one conductor of the plurality of conductors , said plurality of active and passive optical components all being in thermal contact with a cold plate of the thermo - electric cooler .