Siemens 3RH2140-1AB00 4 pole 10 AMP Control Relay with 4 N.O. and contacts and a 24 volt AC coil - Screw Terminals: Amazon.com: Industrial & Scientific
Siemens 3RT10 16-1BB41 Motor Contactor, 3 Poles, Screw Terminals, S00 Frame Size, 1 NO Auxiliary Contact, 24V DC Coil Voltage: Amazon.com: Industrial & Scientific
Siemens 3RT1045-1BB40 Contactor, rated at 80 A, 37 kW with a coil voltage of 24V DC. Switching Voltage 400 V AC: Amazon.com: Industrial & Scientific