Add to Cart SMC EX124D-SDN1-X2 SMC MSRP: Now: $462.95 Was: Serial interface unit EX120 controls up to 16 solenoid outputs and is compatible with series SV1000/2000/3000/4000, VQ1000/2000, SX3000/5000 and SY3000/5000 valves.? Available protocols include, but... EX124D-SDN1-X2