Aprilaire 51 Current Sensing Relay

Aprilaire #51 current sensing relaySimplifies air cleaner installation on furnaces without accessory terminals.Can also be used to simplify installation of inline duct booster fans.Voltage Range: 100-125 VAC, 50-60 Hz.Sensing Current: Minimum of 4.0 Amps.

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Aprilaire 51 Current Sensing Relay
$172.00