it is the standard 1/2HP blower for Heil

Wide Compatibility: Designed for universal use with 3L

It is compatible with a broad range of Carrier and RCD models

allowing for immediate identification of overloaded circuits

Compatible with high-velocity systems where maintaining low resistance to airflow is critical for peak performance

Siemens Building Technology 192-481 TubLoop 321702-401 it is the standard 1/2HPThe Siemens Building Technology 192 481 is a professional grade tubing loop assembly designed specifically for integration with Powers Controls pneumatic room thermostats, including the TH 192, TH 194, and Free Energy Band TH 193 series. This preassembled 1 4 inch tubing kit features an integrated anti kink spring that maintains consistent airflow and prevents signal degradation in tight enclosures. Each unit includes a high reliability plug in