821MHZ 821-P-1A-C-12V 821-P-1A-C-12VDC 821-P-1A-C-24V 821-P-1A-C-24VDC 821-P-1A-C-5V 821-P-1A-C-5VDC 821-P-1A-C-DC12V 821-P-1A-C-DC24V 821-P-1A-C-DC5V