The Toshiba RCOU3A card provides 4 CO/PBX/Centrex loop start line circuits.

The RCOU3A accepts the RCOS subassembly.

The Toshiba RCOU3A is compatible with the Toshiba CIX/CTX100, CIX/CTX670, CIX200, DK40i (8 stations only), DK424 (8 stations only) and DK424i (8 stations only) phone systems.

Two Year Warranty