Home » Components » Fireye » Burner Controls » NEXUS » Fireye NXCESVFD VFD Expansion card for PPC4000 and NXF4000. Fireye NXCESVFD VFD Expansion card for PPC4000 and NXF4000. NXCESVFD VFD Expansion card for PPC4000 and NXF4000. Includes terminal P14 Add to Quote CartThis is a Request for Quote Only. Manufacturer Info Fireye << return to components