This is a RELAY SOCKET HOLD-DOWN CLIP product from POTTER&BRUMFIELD - TE CONNECTIVITY with the model number 20C251Product details
The clamp uses a twist-knob to lock the plate in place and also features a button-style safety lock to prevent plates from slipping off the head accidentally
Brand UNITED CHEMI-CON Part Number EKXJ451ELL390MJ50S Quantity Each Technical Data Sheet EN
Combined with the anodized aluminum Rod Block
Brand WELWYN Part Number WH100-1R0JI Quantity Each Technical Data Sheet EN
LITTELFUSE V275LA40CP TVS Varistor, 275 V, C-III Series, 710 V, Disc 20mm, Metal Oxide Varistor (MOV) ProTapes 001P3466FTBLA This is a RELAY SOCKETThis is a TVS Varistor, 275 V, C III Series, 710 V, Disc 20mm, Metal Oxide Varistor (MOV) product from LITTELFUSE with the model number V275LA40CPProduct details Voltage Rating V AC 275V Voltage Rating V DC Product Range C III Series Clamping Voltage Vc Max 710V Varistor Case Style Disc 20mm Varistor Type Metal Oxide Varistor (MOV) Peak Surge Current @ 8 20s 10kA Operating Temperature Min 55C Operating Temperature Max 85C Peak Energy (10 1000uS) 320J