A16 Pushbutton Switch (Detachable) (Lighted/Non-Li...- ...2. Black (“B”) Pushbuttons are only available for non-lighted models. Models with PCB Terminals A16[]-P Item Momentary operation (Self-resetting) Pushbutton color symbol *1 Output Lighting Op...
https://www.ia.omron.com/products/family/1101/lineup.html
CSM_A16_DS_E_11_9 1 Pushbutton Switch (Detachable)...- ...-Δ@M-5D-2P 12 VAC/VDC A165L-Δ@M-12D-2P 24 VAC/VDC A165L-Δ@M-24D-2P Non-lighted A165-Δ@M-2P IP40 A16@-P IP66 A16 8 Ordering Information Illumination Only and Colored Illumination for Models wi...
https://www.ia.omron.com/data_pdf/cat/a16_ds_e_11_9_csm602.pdf