SIRIUS 3RH2 4- & 8-Pole Contactor Relays

Siemens SIRIUS 3RH2 4- and 8-Pole Contactor Relays are available with screw or spring-loaded terminals. The basic unit contains four contacts with terminal designations according to EN 50011. Siemens 3RH2 Contactor Relays feature high contact stability at low voltages and currents. This performance is suitable for solid-state circuits with currents ≥1mA at a voltage of ≥17V. 3RH21 Coupling Contactor Relays for Switching Auxiliary Circuits are tailored to the special requirements of working with electronic controls.

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Siemens Contactors - Electromechanical CONTACTOR_AUX_3RH2140-1AP00_230V 5May Stock
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Siemens Contactors - Electromechanical CONTACTOR RELAY 4NO AC 240V SCREW 6May Stock
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Siemens Contactors - Electromechanical CONTACTOR RELAY 4NO DC 24V SCREW 3May Stock
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Siemens Contactors - Electromechanical CONTACTOR RELAY 4NO DC 24V SPRING 5May Stock
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Siemens Contactors - Electromechanical CONTACTOR RELAY 4NO+4NC AC 120V SCREW 2May Stock
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Siemens Contactors - Electromechanical CONTACTOR RELAY 4NO+4NC 24V S00 SCREW 3May Stock
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Siemens Contactors - Electromechanical CONTACTOR RELAY 4NO+4NC DC 24V SPRING 5May Stock
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Siemens Contactors - Electromechanical CONTROL RELAY 6NO+2NC AC 120V SCREW 5May Stock
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Siemens Contactors - Electromechanical CONTROL RELAY 7NO+1NC AC 120V SCREW 5May Stock
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Siemens Contactors - Electromechanical CONTROL RELAY 7NO+1NC DC 24V SCREW 7May Stock
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Siemens Control Switches AUXILIARY SWITCH 1NC WIRE TOP SCREW 4May Stock
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Siemens Control Switches AUX. SWITCH 1NO WIRE TOP SCREW 8May Stock
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Siemens Control Switches AUX. SWITCH 4NC FOR S00 & S0 SCREW 5May Stock
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Siemens Control Switches AUXILIARY SWITCH 2NO+2NC S00 & S0 SCREW 35May Stock
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Siemens Control Switches AUXILIARY SWITCH 4NO, S00 & S0 SCREW 28May Stock
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Siemens Control Switches AUX. SWITCH 2NO+2NC S00 & S0 SCREW 5May Stock
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Siemens Control Switches AUX. SWITCH 4NC FOR S00 SCREW 13May Stock
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Siemens Control Switches AUX. SWITCH 1NO+3NC FOR S00 SCREW 5May Stock
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Siemens Control Switches AUX. SWITCH 2NO+2NC FOR S00 SCREW 8May Stock
5Inaasahan 4/6/2026
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Siemens Control Switches AUX. SWITCH 3NO+1NC FOR S00 SCREW 5May Stock
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Siemens Control Switches AUX. SWITCH 4NO FOR S00 SCREW 7May Stock
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Siemens Control Switches AUX. SWITCH 1NC FOR S00 SCREW 3May Stock
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Siemens Control Switches AUX. SWITCH 2NC FOR S00 SCREW 10May Stock
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Siemens Control Switches AUX. SWITCH 1NO FOR S0 SCREW 9May Stock
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Siemens Control Switches AUX. SWITCH 1NO+2NC FOR S00 & S0 SCREW 10May Stock
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