28106403SP

Overview

The Hoffman Enclosures Inc. 28106403SP is an AC blower motor designed for rack thermal management applications. It operates on a single-phase, 115 VAC supply at 50/60 Hz. The unit delivers a mechanical output of 1/17 HP with a current draw ranging from 1.9 to 2 A. Rotational speed is maintained between 2700 and 3000 rpm. The physical dimensions are 11 inches by 10 inches by 8 inches.

Feature Summary

• Designed specifically for integration with nVent HOFFMAN 2NB3500 series blowers to ensure system compatibility.
• Utilizes an AC motor configuration suitable for industrial rack thermal management environments.
• Provides standardized rotational speeds and power output for consistent airflow performance.

Applications

• Replacement motor for nVent HOFFMAN 2NB3500 series blower units
• Industrial rack thermal management systems
• Enclosure cooling infrastructure maintenance

Procurement Notes

Verify the replacement part number against existing equipment specifications before purchase. Confirm that the voltage rating of 115 VAC matches the facility power supply. Ensure the physical mounting dimensions align with the original housing. Check that the shaft type and connector interface are compatible with the driven blower assembly to prevent installation failures.

Selection Notes

Select this component when replacing a failed motor in a 2NB3500 series blower assembly. Ensure the operational environment supports single-phase AC power. Verify that the required airflow characteristics match the original design parameters. Consider the physical space constraints defined by the 11x10x8 inch footprint during installation planning.

Part Context

This component belongs to the nVent HOFFMAN thermal management product line. It serves as a critical internal drive element for enclosure cooling blowers. The part is engineered to maintain specific airflow rates within industrial control cabinets. It replaces standard motors in established Hoffman blower configurations.

Replacement Considerations

Official substitute part numbers were not identified in the provided documentation. Verify compatibility with the 2NB3500 series before sourcing alternatives.

FAQ

What is the operating voltage for the 28106403SP motor?

The motor operates on a 115 VAC single-phase power supply.

Which blower series is this motor designed to support?

It is designed for use with the nVent HOFFMAN 2NB3500 and 2NB3500 Series blowers.