G6BK-1114P-US-12VDC G6BK-1114P-US-1-5VDC G6BK1114PUS24DC G6BK-1114P-US-24V G6BK-1114P-US-24VDC G6BK-1114P-US-3VDC G6BK-1114P-US-48V G6BK1114PUS5DC G6BK-1114P-US-5V G6BK-1114P-US-5V 通信继电器