GPS693**S GPS693**S (GPS693--S) 120/240 Vac input power supply with 24Vdc service, For V $360.00 | GDI634**S GDI634**S GDI634--S DC Input Module, 32 points, 24 Vdc $500.00 | GBU643D*S GBU643D*S (GBU643D-S) Base Rack for S2T/S2, 4 Station Bus Slots, no I/O slots. N $590.00 |
S-USB-2COM S-USB-2COM Dual USB - to - Serial adapter $47.95 |