This intrinsically safe relay simplifies compliance with NEC requirements for Class I

This 70-degree flush-mounted thermostat is engineered to prevent unauthorized adjustments

one black) to deliver high-accuracy resistance data

Service Convenience: Manual override lever permits system flushing and manual operation without requiring electrical power

or excessive heat buildup due to restricted airflow

Grundfos 99490914 Pump 321042-401 This intrinsically safe relay simplifiesThe Grundfos 99490914 is a professional grade ALPHA1 26 99F high efficiency circulator engineered for demanding hydronic heating and cooling applications. Built with a robust cast iron pump housing and an advanced ECM variable speed motor, this pump delivers a maximum head of 32. 48 feet and a flow rate up to 26 GPM. Designed specifically for HVAC technicians, it features a 0 10V analog input for seamless integration into boiler management systems