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Key Benefits Precision Gas Metering: Features a factory-calibrated 1
Carel Compatibility: Precision-matched 10K NTC thermistor specifically calibrated for Carel-based controllers and generic building automation systems
depending on local water hardness levels and aggregate peak demand
What connections are included in the 900-108 kit
Field techs should note that modern iterations of the 611891 may feature a more compact footprint than original mechanical solenoid units
Aprilaire 5529 Transformer 326070-701 Key Benefits Precision Gas Metering:The Aprilaire 5529 Transformer is a genuine OEM replacement component designed specifically for the Aprilaire Model 800 Steam Humidifier and Aprilaire 865 systems. This 40VA transformer is the essential power source for units featuring a fill valve inlet that extends from the bottom of the housing. By converting line voltage to a consistent 24V AC, it ensures that your whole home humidifier maintains peak electrical performance and system protection.