Based on this product's specifications, here are some alternatives and similar models
Digital temperature regulator FF RT-826, adjustment range -25 to 130°C, 1 changeover contact 16A, 2-module
Summary description:
The FF RT-826 is a digital temperature regulator without probe, offering an adjustable control range from -25 to 130°C. It features a single changeover (1Z) contact rated 16 A and fits a 2-module DIN enclosure. Designed for temperature control tasks in heating, cooling or ventilation systems where an external sensor is used and compact modular installation is required.