Marley Engineered Products 3900-0558-000 Motor

The Marley Engineered Products 3900-0558-000 is an OEM replacement motor designed for continuous air-over applications. Operating on a 230V single-phase power supply at 60Hz, this 1/40 HP motor delivers a steady 1100 RPM. As a two-speed motor, it provides the versatility required for various industrial air handling units, automation systems, and manufacturing machinery. Built with a 42Y frame, this unit features Class A insulation and draws approximately 0.35 amps, ensuring efficient performance in demanding environments. This direct drive blower motor is a critical component for maintaining proper airflow and thermal regulation in Marley, QMark, and Berko heating and ventilation systems. Its robust construction is tailored for veteran technicians who require reliable, long-term operation without the complication of frequent maintenance in standard industrial HVACR duty cycles.

• Dual-Speed Versatility: Optimized 2-speed motor performance allows for precise airflow adjustment to suit specific system requirements.
• Industrial-Grade Build: Constructed with a 42Y frame and Class A insulation for resilience in continuous-duty applications.
• High Compatibility: Direct OEM replacement for Marley 3900-0558-000, also cross-referenced with K48HXCES-132 and 7A000.
• Energy Efficient: Low 0.35 amp draw on a 230V 1ph circuit minimizes operational costs while maintaining 1100 RPM output.

Is the Marley 3900-0558-000 compatible with QMark and Berko heaters?
Yes, this motor is the standard OEM replacement part for specific Marley, Berko, and QMark industrial heaters. Always verify the 42Y frame and electrical specs against your existing data plate.

What are the wiring requirements for this 2-speed motor?
This unit requires a 230V, 1-phase, 60Hz connection. As a two-speed model, it features dedicated leads for high and low speed operation, typically integrated via a system selector switch or controller.

Can this motor be used for continuous air-over duty?
Absolutely. This 1/40 HP motor is specifically rated for air-over continuous duty, meaning it relies on the moving air from the blower wheel to maintain optimal operating temperatures.

This item is not eligible for free shipping.

Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.