Unknown KD-P33 / UD-K09-116-3 Circuit Board

This circuit board is labeled KD-P33 / UD-K09-116-3, and based on its layout and components, it appears to be a relay interface/control board used in industrial equipment or automation systems. It carries relays, connectors, and passive components for switching and interfacing functions. Manufactured in Japan. Technical Specifications (based on visible design): Manufacturer: Unknown (custom OEM board, markings KD-P33 / UD-K09-116-3) Model: KD-P33 / UD-K09-116-3 Type: Relay Interface / Control Board Relays: 3 × Nais (Matsushita/Panasonic) JQ1a-24VDC miniature relays Relay Rating (per relay): Typically 24VDC coil, 10A at 250VAC / 30VDC contacts Connectors: CN8, CN9, CN6: Multipin connectors for control input/output signals Edge connectors for system integration Components: Relays for signal/power switching Resistors and jumpers for circuit adaptation Transistors for relay driving (TR1, TR2, TR3 labeled) Function: Provides isolation and power signal switching between control system and external loads Mounting: PCB panel mount with screw or standoff holes Applications: Likely used in CNC machines, factory automation, robotics, or OEM control systems as an auxiliary relay board Country of Manufacture: Japan (based on relay components and PCB design style) Please review pictures carefully and let us know if you have any questions!