G6J-2P-Y5VDC G6J-2P-Y-5VDC G6J-2P-Y-5VDC 通信继电器 G6J-2P-Y-6vdc G6J-2P-Y-9V G6J-2P-Y-9VDC G6J2PYDC12 G6J-2P-YDC12 G6J-2P-Y-DC12 G6J-2P-Y-DC12V