Based on this product's specifications, here are some alternatives and similar models
Relpol PI6W-1PS-115VAC/DC Relay Socket for RM699BV and RSR30
Summary description:
The Relpol PI6W-1PS-115VAC/DC is a high-quality interface relay socket designed for use with RM699BV and RSR30 series relays. This slim-profile socket ensures reliable electrical connection and secure mounting in industrial control systems. It is engineered for 115V AC/DC operation, providing a robust solution for automation, signal switching, and electrical panel integration where space efficiency and durability are essential.