https://store.ncd.io/?fwp_main_facet=enterprise-solutions&fwp_product_type=gateway
Shop - IoT Devices & Sensors | Relay Controllers, Current Monitoring & Vibration Sensors - NCD Store
shop iotrelay controllerscurrent monitoringdevicessensors
https://store.commandfusion.com/relay-controllers/?setCurrencyId=3
Relay Controllers - CommandFusion
relay controllers
https://www.partsfortechs.com/index.php?main_page=product_info&cPath=214&products_id=877
24 Volt Relay (AZ9731C24DC3E) for TG and GSC Dynagen Controllers [RLY0054] :
24 Volt Relay (AZ9731C24DC3E) for TG and GSC Dynagen Controllers [RLY0054] - You will need 3 of these to change your TG or GSC series controllers to 24 volt...
voltrelay