The TE Connectivity Power Relays has monostable magnetic system with 400 to 500 mW coil power rating. It has AgNi90/10 contact material.

Power Relay Type Standard
Contact Limiting Breaking Current 8 A
Coil Special Features UL Coil Insulation Class F
Contact Voltage Rating 250 VAC
Insulation Creepage between Contact & Coil 10 mm
Product Weight 13 g
Insulation Special Features Tracking Index of Relay Base PTI250
Environmental Ambient Temperature (Max) 85 °C [185 °F]
Packaging Method Carton, Tube
Insulation Initial Dielectric between Open Contacts 1000 Vrms
Insulation Initial Dielectric between Coil & Contact Class 4000 to 5000 V
Insulation Initial Dielectric between Contacts & Coil 5000 Vrms
Width Class (Mechanical) 12 to 16 mm
Height Class (Mechanical) 15 to 16 mm
Insulation Clearance Class 8 mm
Insulation Creepage Class 8 mm