The VIBRO-METER VM600 IOC4T (PNR: 200-560-000-111) is a rear-mounted I/O interface card for VM600 machinery monitoring systems, paired with MPC4 protection cards to provide sensor signal connections, programmable relay outputs, and EMI-shielded signal transmission for critical equipment monitoring.

The Gutor Electronic 0P2439 (Variant: 0P2439 A701) is a "Master Logic II" PCB assembly, a critical control core for Gutor industrial power systems, integrating logic management, component coordination, and system status regulation to ensure stable operation of UPS and rectifier equipment .