Mars 10856 Azure ECM Variable Speed Blower Motor 1/4-1/2 HP Direct Drive

The Mars 10856 Azure is an advanced ECM (electronically commutated motor) variable speed direct drive blower motor designed for HVAC applications. This multi-horsepower motor is rated from 1/4 to 1/2 HP and features integrated Bluetooth control through the free Azure ECM smartphone app, allowing installers and technicians to optimize airflow performance and take full advantage of ECM technology.

Key Features:

• ECM technology with variable speed operation and 5-speed settings
• Bluetooth control via Azure ECM smartphone app for wireless configuration
• Auto sizing learn mode that measures external static pressure and self-programs to correct horsepower
• Multi-rated 1/4 to 1/2 HP at dual voltage 120/240V
• Reversible rotation (forward and reverse)
• Variable RPM range up to 1075 RPM
• NEMA 48 frame with belly band mounting
• 1/2 inch diameter x 4.94 inch shaft length
• Ball bearing construction for reliable operation
• Outboard replaceable surge protector included in wire harness
• Open air over (OAO) enclosure with redundant thermal protection
• Class B insulation rated for 55°C ambient temperature
• 43-inch lead length for flexible installation
• cUL listed - meets safety standards

This universal replacement motor connects directly to OEM harnesses without requiring additional modules or adapters. It replaces variable speed ECM motors, PWM motors, constant torque X13 motors, and many other OEM variable speed applications. The Azure ECM app allows optimization of airflow even when ductwork is not optimal, making it an ideal solution for both new installations and retrofit applications in residential and light commercial HVAC systems.