and multi-tap speed configurations

This furnace relay is critical for maintaining system compatibility and ensuring that heating stages cycle according to the demand of the low-voltage thermostat signal

maintaining system static pressure and optimizing indoor air quality

the 70713 is sold as a valve body only

Designed to handle a maximum operating pressure of 300 PSI

EWC Controls NCM-3Z Control Panel R-22 and multi-tap speed configurationsThe EWC Controls NCM 3Z is a trade grade 2 or 3 zone HVAC control panel designed as the direct NCM 300 replacement for modern residential and light commercial applications. This universal 24VAC zone controller supports 2 Heat 1 Cool configurations, making it compatible with conventional gas electric, oil, hydronic, and heat pump systems. Featuring a high visibility LCD display, it provides technicians with real time data on system status, supply air