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Ships within 48 hours · Estimated delivery Sep 20 - Sep 25
This unit is specifically rated for 220V AC
Using the 971-0090-47 ensures the trip points match the specific amperage range of your equipment
this valve body is specifically rated for low-pressure steam systems up to 15 psi WSP
Rated for a maximum operating pressure of 250 PSI and temperatures up to 400°F
Maintains Operational Efficiency: Precise injector alignment ensures a stable flame pattern
Aprilaire 4740 Relay 326010-701 This unit is specifically ratedThe Aprilaire 4740 Relay is a critical replacement component engineered specifically for Aprilaire 700 series humidifiers, including the 700A and 700M models manufactured after 2008. As a genuine AprilAire humidifier part, this fan relay is responsible for powering the circulator fan when the humidistat signals for moisture. Unlike older "Series One" versions that utilized the 4238 control board with an integrated transformer, this modern 24V
US$ 300.00
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