I found the part I needed without difficulty and ordered it from an easily navigated website. It was delivered in a timely fashion.
Outdoor temperature sensor
Aprilaire: 110 112 220 224 330 400 440 445 445A 448 500
Aprilaire Continued: 550 550A 558 560 560A 568 600 600A 600M 700 760 760A 768
Carrier: HUMBBLFP1218 HUMBBLFP1218A HUMCCLFP1218-A HUMCCSBP2312-A P110-LBP-2217A P110LFP1218
International Comfort Products - Tempstar: HMICSB12A
This part may fit other models. Please contact us if you require additional assistance.
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