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Carrier P110-4545 pad

Carrier Humidifier Pad P110-4545. Part P110-4545. Replace at least twice per heating season (owner's manual). Fits 1 model.

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Fits these models

Part numbers

Genuine part
P110-4545
How often
Replace at least twice per heating season (owner's manual)

Sources

  • Which filter fits carrier.com Maker's own page checked Oct 1, 2026
    Page title 'Performance™ Water-Saver Bypass Humidifier | HUMCRWBP'; its Documents list links 'Owner's Manual for Bypass and Fan Powered Humidifiers' (OM-HUMCRBP-01.pdf), the manual whose pad step names the Part No. for this humidifier. The manual itself prints no model code.
  • How many brandportal.carrier.com Maker's own page checked Oct 1, 2026
    Carrier owner's manual OM-HUMCRBP-01 (B2207853A, © 2018 CAC/BDP), linked as a document from the carrier.com page for this model, maintenance steps slide the single Humidifier Pad out of the scale control insert and slide a new one in
  • How often brandportal.carrier.com Maker's own page checked Oct 1, 2026
    Carrier owner's manual OM-HUMCRBP-01 (B2207853A, © 2018 CAC/BDP), linked as a document from the carrier.com page for this model, PDF p3: 'It should be changed annually with the exception of the Water Saver humidifier which should be replaced at least twice per heating season'
Show all 5 sources

Which filter fits

  1. carrier.com Maker's own page checked Oct 1, 2026
    Page title 'Performance™ Water-Saver Bypass Humidifier | HUMCRWBP'; its Documents list links 'Owner's Manual for Bypass and Fan Powered Humidifiers' (OM-HUMCRBP-01.pdf), the manual whose pad step names the Part No. for this humidifier. The manual itself prints no model code.
  2. brandportal.carrier.com Maker's own page checked Oct 1, 2026
    Carrier owner's manual OM-HUMCRBP-01 (B2207853A, © 2018 CAC/BDP), linked as a document from the carrier.com page for this model, PDF p7 (Water Saver): 'Slide a new Humidifier Pad Part No. P110-4545 (7) into the scale control insert/float chamber'
  3. brandportal.carrier.com Maker's own page checked Oct 1, 2026
    Carrier owner's manual OM-HUMCRBP-01 (B2207853A, © 2018 CAC/BDP), linked as a document from the carrier.com page for this model, 'Humidifier Pad (Part No. P110-4545)'

How many

  1. brandportal.carrier.com Maker's own page checked Oct 1, 2026
    Carrier owner's manual OM-HUMCRBP-01 (B2207853A, © 2018 CAC/BDP), linked as a document from the carrier.com page for this model, maintenance steps slide the single Humidifier Pad out of the scale control insert and slide a new one in

How often

  1. brandportal.carrier.com Maker's own page checked Oct 1, 2026
    Carrier owner's manual OM-HUMCRBP-01 (B2207853A, © 2018 CAC/BDP), linked as a document from the carrier.com page for this model, PDF p3: 'It should be changed annually with the exception of the Water Saver humidifier which should be replaced at least twice per heating season'