Engineered with a unidirectional pressure range of 0 to 3 in WC

Is the hub included with the B1086750SP

Using a lower HP motor will cause overheating and premature failure

the internal junctions are likely degraded and require replacement

Its 1/4 HP output and 115V rating are tailored for specific 1050 RPM requirements

Liebert 195551P4 Filter R-449A Engineered with a unidirectional pressureThe Liebert 195551P4 filter is a MERV 11 high efficiency pleated air filter engineered for critical environmental control in Liebert HVAC systems. Measuring exactly 29. 5x28. 5x4, this deep pleat filter is a direct OEM replacement for legacy units, including the 136550P4S, ensuring a precise fit without air bypass. Designed to capture up to 85% of airborne contaminants between 3. 0 and 10. 0 microns, it effectively traps dust, pollen, and spores while