the 902512 is the manufacturer-specified direct replacement for the 901292

This model is designed with a 5-inch diameter and a flexible belly band wrap-around style

Built for heavy-duty industrial environments

Engineered for seamless integration into building automation systems (BAS)

it is not intended for use as a primary life-safety device or in hazardous/classified locations

Nidec-US Motors 1 Shaft Conversion Sets 326010-701 the 902512 is the manufacturer-specifiedField installations often require adapting existing hardware to newer motor standards, and the Nidec US Motors 1 Shaft Conversion Set is the professional solution for bridging that gap. This technician grade kit is engineered to convert a 1 2" motor shaft to a 5 8" shaft diameter, allowing you to mount larger blowers, pulleys, or fans without replacing the entire motor. As a shaft adapter sleeve designed for the rigors of HVACR motor maintenance, each