The Series 252A includes a compensator screw

you know that managing the discharge line temperature (DLT) is the only way to prevent oil carbonization and premature mechanical failure

and A belts for broad application flexibility

The unit provides critical safety interlocks

Markel 27648002 Fan Limit THPU32HP7Y The Series 252A includes aThe Markel 27648002 Fan Limit is an OEM replacement fan limit switch specifically engineered for high output 4800W industrial heating systems. As a veteran technician knows, maintaining precise thermal regulation is non negotiable for system longevity. This auto limit control is compatible with Markel, Raywall, and TPI Corporation units, including models G3327TD RP and HF3326TD RP. Designed to manage the blower activation and high limit safety cut