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Verified Fitment: Cross-compatible with critical part numbers including 3500-823
Proper spring selection is critical for maintaining consistent downstream pressure
Common Questions & Technical Support Is the White-Rodgers 3L09-6 suitable for high-voltage circuits
Ensure any unused primary taps are properly capped and insulated to prevent shorting against the enclosure
Designed with a 1035 ohm reference resistance at 77
Ranco C12-2001 Control Els PW 17895 Verified Fitment: Cross-compatible with criticalAs a veteran HVACR professional, you know that managing supplemental heat on a heat pump or PTAC unit requires a reliable, heavy duty outdoor thermostat. The Ranco C12 2001 is a Single Pole Double Throw (SPDT) control engineered specifically for resistance heat lockout and electric heat hold back. Featuring a broad temperature range of 1F to 59F and a fixed 5F differential, this control ensures that your auxiliary heat stages only energize when
