Underwater Connectors Micro Circular - 21 Contacts · Voltage rating 300 V DC/AC rms MCIL21F MCIL21M. MCBH21F. MCBH21M. MCOM21F. MCOM21M. MCDC21F. MCDC21M. DLSB-F. DLSB-M. MCPBOF21F. MCPBOF21M Applications: Underwater camera and lights (video system) Diver communications ROV systems Submersibles Towed-array cable systems Current meters Animal migration research Food processing equipment Specifications: