Always verify your heater’s model and serial number prefix to ensure compatibility with electronic ignition vs

While the electrical specs may match

rated at 16 amps for 208-600 Vac/Vdc applications

Direct Replacement: Designed for rapid field installation to minimize downtime on residential high-efficiency HVAC systems

these are interchangeable part numbers for the same Lochinvar bulbwell assembly

International Environmental 70556301 Motor R-410A Always verify your heater’s modelWhen you're replacing a fan coil unit motor in low profile horizontal or vertical stacked systems, the International Environmental 70556301 is the drop in OEM motor required to maintain factory performance levels. This 1 30 HP direct drive motor operates at 115V and delivers a nominal 1075 RPM, ensuring it meets the specific static pressure requirements of IEC MPY, MXY, and MUY series units. As a Permanent Split Capacitor (PSC) motor, it requires a 7.