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the 2539305S is the metal housing/scroll only
the pressure drop across the DHY1473 should not exceed 2-3 psi
as well as up to 50% ethylene glycol mixtures
ensuring the static pressure is correctly maintained for the pressure switch to close during the pre-purge cycle
High-grade aluminum construction provides the necessary rigidity and corrosion resistance required for outdoor exposure
Johnson Controls A19ABC-12 Temperature Control Els PW 17895 the 2539305S is the metalThe Johnson Controls A19ABC 12 is a professional grade mechanical temperature control designed for demanding hot water immersion applications. This single stage thermostat features a SPDT switch (Single Pole, Double Throw) that provides versatile control for both heating and cooling circuits. Operating on a 24 to 277Vac range, the unit employs a liquid filled sensing element that ensures rapid response to temperature fluctuations and high
US$ 226.73
US$ 179.95
US$ 175.00