York 031-02107-000 Surge Suppressor L99H008 Commonly identified in the field

Commonly identified in the field as the McQuay 073397201 OEM switch

this kit ensures the heat exchanger block operates within safe parameters

The 120/240V AC multi-voltage input provides field flexibility

The assembly features thermal protection and sleeve bearings for continuous air-over duty

York 031-02107-000 Surge Suppressor L99H008 Commonly identified in the fieldThe York 031 02107 000 is an essential HVAC surge suppressor designed for heavy duty industrial application within Johnson Controls and York environmental systems. This S1 031 02107 000 transient voltage surge suppressor (TVSS) serves as a primary defense for sensitive microprocessors and control boards against line side electrical transients. In the field, this York chiller replacement part is critical for maintaining the operational uptime of