GDO633**S GDO633**S (GDO633--S) DC Output Module, 16 points, 5 to 24 Vdc, 1 A/point, Sink $190.00 | EX10-MAI31 EX10-MAI31 Analog Input, 4 Ch, 0-10 Vdc--8 Bit. for T2 system $249.00 | TBU152--S TBU152--S 2 Slot Expansion Rack with/cable for T1-40, Uses EX100/T2 I/O Modules. $110.00 |