This Square D 40 amp contactor features 3 NO contacts and supports multi-phase applications with a 600V AC maximum rating

OEM Compatibility: Exact Carrier HH18HA454 specifications guarantee a drop-in fit for specific Carrier and Bryant furnace models

It is specifically calibrated for Lennox Healthy Climate housings

The VT series is primarily intended for hot and chilled water

3-prong grounded plug

Lochinvar & A.O. Smith 100327063 T Stat Kit Freon This Square D 40 ampThe Lochinvar & A. O. Smith 100327063 T Stat Kit is a critical OEM replacement part engineered for precise temperature regulation in commercial electric water heaters and boilers. As a veteran technician knows, maintaining thermal limit control is essential for system safety and efficiency. This DF9 model kit is the designated direct replacement for legacy part numbers 100170510 and TST1294, ensuring seamless integration without the need for extensive