A2C3 cables are usable for RS-422 signals over short haul equipment interconnect distances. Data channel uses special foam PE insulation for extra low signal loss. These are short distance version of the RS422 class cables.
EIA-422 standard
Special foam PE insulation
UL1581 VW-1 rated
Applicable for RS-422 remote control and D Sub 9 pin parallel
Short distance version of the RS422 class cables
Irradiated foam core PE used for the insulation in the digital signal unit