3RH1921-1HA31

Product ID:170074
Updated: 2026/7/3
Siemens 3RH1921-1HA31

Key Features

  • 1Meet EN 50012 and IEC 60947-5-1 standards for safety.
  • 2Utilize a 4-pole design for efficient contactor control.
  • 3Configure 3 NO + 1 NC contacts for versatile switching.
  • 4Connect via screw terminals for easy installation.
  • 5Install on S0 to S12 contactors without tools.

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Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Model Number
3RH1921-1HA31

Specifications may be subject to change without notice

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