Part	Pin Count	Contact Form	Must Operate Voltage	Coil Voltage	Features	Operating Temperature (Min)	Operating Temperature (Max)	Termination Style	Mounting Type	Accessory Type	For Use With/Related Products	Coil Resistance	Coil Current	Coil Power
Siemens 3RH21401BB40	3 pins	3 A Form PST-NO	19.2 V	24 VDC	Auxiliary Contacts	-25 °C	60 °C	Screw Terminal	Chassis Mount DIN Rail
Siemens 3RH29112FA22										Auxiliary Switch	3RH 3RT Contactors
Siemens 3RH21401AP00	3 pins	3 A Form PST-NO	195.5 VDC	230 VDC	Auxiliary Contacts	-25 °C	60 °C	Screw Terminal	Chassis Mount DIN Rail
Siemens 3RH21311BB40	3 pins	3 A Form PST-NO	19.2 V	24 VDC	Auxiliary Contacts	-25 °C	60 °C	Screw Terminal	Chassis Mount DIN Rail
Siemens 3RH22442BB40	3 pins	3 A Form PST-NO	19.2 V	24 VDC	Auxiliary Contacts	-25 °C	60 °C	Spring Terminal	Chassis Mount DIN Rail			144 Ohms	166.7 mA	4 W

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