This extension cable Compatible with below brand monitors:

Nico

Cardiopulmonary

Novametrix

2001, 500, 505, 510, 511, 515, 515A, 515B, 515C, 520, 520A, 7000, 7100, 7200, 7300, Oxypleth

Spacelabs

90351-D/G, 90369, 90419-01, 9046, 90466, 90467, 90489, 90603A, 90651-07/08, 90651A-07