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
Amazon.com: Siemens GND126.1U F/S, 2PT, 24V,53 LB-IN,S: Home Improvement
Siemens 3RT10 23-1BB40 Motor Contactor, 3 Poles, Screw Terminals, S0 Frame Size, 24V DC Coil Voltage: Amazon.com: Industrial & Scientific
SIEMENS 3RH1122-2KB40 Control Relay 24V-DC D585997: Amazon.com: Industrial & Scientific
LOGO 1.3A Power Supply 115/230V to 24vdc: Electronic Components: 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