Switches PC 565, PC 566, PC 567, PC 571, PC 572, PC 573, PC 564
Supplier: Smolensk Plant of Radio Parts
Connectors RNPP
Commutating devices КСB
Modular switches P2K
Modular switches PC61
Switch network PK41
Switches PC 500, PC 501, PC 502
Switches PCN 506, PCN 507, PCN 508, PC 509, PCN516, PC519, VKN520, PC525, PKN526
Switch 881.3709
Switches PT500