Carrier HH680610 Step Controller 322056-301 the Sporlan 163708P is an

the Sporlan 163708P is an externally equalized TXV

this uni-flo filter drier is compatible with a wide range of refrigerants

Its solid-state construction ensures steady performance in high-vibration environments typical of mechanical equipment rooms

and 95 psi when operating above 400 psig

Carrier HH680610 Step Controller 322056-301 the Sporlan 163708P is anThe Carrier HH680610 Step Controller is a critical Factory Authorized Part designed to manage the staging sequence in multi stage heating and cooling equipment. As a high precision HVAC step controller, it facilitates incremental capacity adjustments by activating small heating or cooling stages based on real time temperature fluctuations. This sophisticated modulation prevents system short cycling and optimizes energy consumption across multi stage