50W12DC24 50W12DC24 (SD-50A-24) 50 watt DC-DC 12 to 24volt power supply $59.95 | TRPAIO0202L TRPAIO0202L 2 - 12 Bit inputs, 0-10 V, 4-20 mA, 2 - 12 Bit outputs, 0-10 V, 4-20 $204.00 | GDO633P*S GDO633P*S (GDO633P-S) DC Output Module, 16 points, 5 to 24 Vdc, 1 A/point, Sourc $220.00 |