✅ SSR-RACK24 24 Channel Solid State Relay Mounting Rack Interface Board OPTO22

Grayhill DC Relay Modules, 70M-IDC5 (New old stock)

Grayhill (Opto-22/Gordos/1781) 70M-IDC5 DC Input Modules, Lot of 8

Grayhill 70G-IDC5 Input Module Lot Of 4

8 Pack Grayhill 70G-IDC5 DC Input Module 3-32VDC 5 Pin Used

GRAYHILL 70MRCQ24 24-CHANNEL I/O RACK w/ (1) 70M-IDC5, (5) 70M-OAC5 & (1) 70M-OD

Grayhill (Opto-22/Gordos/1781) 70M-IDC5 DC Input Modules, Lot of 5

Color Code Module w/ (16 Pieces) Opto22 ODC5 & (4 Pieces) Grayhill 70-ODC5