the 0271A00016S is the centrifugal housing (scroll) only

replacing the internal rubber diaphragm restores the precise linear stroke required for accurate damper positioning

it is compatible with any system requiring an HLC2510 type switch with the same temperature rating and mounting profile

Broad Compatibility: Suitable for use across various Trane and American Standard models

managing the sequential operation of the blower motor and draft inducer

Nordyne 920996 Replacement Inverter 322838-753 the 0271A00016S is the centrifugalThe Nordyne 920996 Replacement Inverter is a critical component for maintaining the efficiency of 3 ton inverter driven split systems and heat pumps. This high efficiency HVAC inverter assembly regulates the power supplied to the compressor, allowing for modulating compressor control that matches the cooling or heating load of the structure. Designed specifically for Nordyne side discharge units and compatible iQ Drive systems, this board 1 to 1