Based on this product's specifications, here are some alternatives and similar models
Emergency Door Release Button Delta PW-C1 — surface-mounted emergency release for doors
Summary description:
Delta PW-C1 is a surface-mounted emergency door release button designed for manual unlocking of doors in emergency situations. The device provides a clearly marked, easy-to-operate push-button interface for triggering door release circuits and is suitable for use in access control, evacuation routes and fire escape doors. It connects to standard door release wiring and is intended for wall installation in public and commercial buildings.