The KMS02.1B-A018-P-D7-ET-ENH-SD-WN-FW regulator, code R911390043, is a decentralized servo drive from Bosch Rexroth, suitable for both asynchronous and synchronous motors. It provides 2.2 kW power and IP65 protection, featuring electronic control units and firmware. Original product, available with local support through CreatX Technology SRL.