Operational Versatility: Non-directional flow allows for installation in any position across a wide temperature range of -40°F to +325°F

these are the same factory part number

offering a compact design and universal mounting footprint that fits standard M4 or 8-32 UNC hardware

Versatile Compatibility: Ideal for refrigeration merchandisers

and the necessary sealing surface components for the B1 frame

International Environmental 71520319 Thermostat Refrigerant Operational Versatility: Non-directional flow allowsThe International Environmental 71520319 is an OEM 7 day programmable fan coil thermostat designed for precision climate control in high performance hydronic systems. As a veteran grade digital thermostat replacement for the obsolete 71520305, this unit offers seamless integration into existing 2 pipe or 4 pipe fan coil configurations without requiring backplate modifications in most retrofit scenarios. High volume fan coil unit parts like this are