WEIDMULLER 12-28V SOLID STATE RELAY 8937990000

Description:

The Weidmuller 8937990000 Solid State Relay is a compact industrial relay module designed for PLC systems, automation panels, and high-speed industrial signal switching applications. Commonly installed in machine automation cabinets, process control systems, conveyor equipment, and industrial electrical panels requiring fast, wear-free electronic switching with low power consumption. Maintenance teams and system integrators use this solid state relay for high-frequency switching, signal isolation, automation retrofits, and reliable control circuit operation in demanding industrial environments.

Applications:

The Weidmuller 8937990000 MICROOPTO relay is designed to interface and switch DC control signals within industrial automation and process control systems. It is frequently used in PLC cabinets, packaging machinery, OEM manufacturing equipment, robotic systems, and process automation panels where rapid switching speed, electrical isolation, compact DIN rail installation, and long operational life are essential for reliable system performance.

Technical Specifications:

• Manufacturer: Weidmuller
• Part Number: 8937990000
• Model: MOS 12-28VDC 100KHZ
• Product Type: Solid State Relay
• Relay Type: Photo-coupled solid state relay
• Contact Configuration: SPST-NO (1 Form A)
• Control Voltage: 12-28VDC
• Switching Voltage: 19.6-28.8VDC
• Continuous Load Current: 50mA
• Max Pulse Load Current: 0.6A (20ms)
• Switching Frequency: Up to 530kHz
• Input Frequency: 100kHz
• Mounting Type: TS35 DIN rail mount
• Connection Type: Screw terminal
• Protection Rating: IP20
• Status Indicator: Green LED
• Protection Features: Reverse polarity protection and varistor suppression
• Operating Temperature: -25°C to 60°C
• Width: 6.1mm
• Application: High-speed industrial signal switching and isolation
• System Compatibility: PLC and industrial automation systems

Common Replacements:

• Phoenix Contact Solid State Relay
• Omron G3 Series SSR
• Allen-Bradley Solid State Relay