Used | SMC VQC2A01N-51 SOLENOID VALVE DOUBLE 24VDC 5 PORT 4 POSITION DUAL 3 PORT VALVE N.C./N.C. VQC2A01N-51 SOLENOID VALVE DOUBLE 24VDC 5 PORT 4 POSITION DUAL 3 PORT VALVE N.C./N.C. The SMC VQC2A01N-51 Solenoid Valve is a product manufactured in Japan by SMC. It belongs to the category of Other Valves & Manifolds and is designed for use in hydraulics, pneumatics, pumps, and plumbing systems. The valve is operated by a solenoid and is a part of the SMC brand.