Schneider Electric universal plug in relay Harmony RUM 3 C/O 24 V DC 10 A with LED

Amazon

Universal 10 A relay with 3 CO contacts Spring-return pushbutton for testing the contacts (green: dc, red: ac) Mechanical “relay status” indicator Control circuit voltage: 24 V DC Flat pin shape

Radwell UK

UNIVERSAL PLUG IN RELAY, HARMONY ELECTROMECHANICAL RELAYS, 10A, 3CO, WITH LED, FLAT TERMINALS, 24 VDC