Fits checked Oct 1, 2026 · How we check
Filter Fit Finder
Menu

Carrier · humidifier · whole house steam

Carrier HUMCRSTM replacement filter

Use part 8045HUM. Replace when the Service light flashes red.

The filter that fits

Maker lists this model

Carrier 8045HUM canister

Carrier Replacement Steam Canister 8045HUM

Part number
8045HUM
How many
1 per unit
How often
Replace when the Service light flashes red
Buy 8045HUM canister on Amazon

Opens an Amazon search for Carrier 8045HUM canister. Check the listing says 8045HUM.

See the sources

Sources

High confidence: the manufacturer names this exact model on a live page. Each line is the page we read and the day we read it.

  • Which filter fits brandportal.carrier.com Maker's own page checked Oct 1, 2026
    Carrier owner's manual OM-HUMCRSTM-02 (B2210113B, © 2023 CAC/BDP), linked from the carrier.com HUMCRSTM page, PDF p3: 'Replacement Steam Canisters are available from your installing contractor. Use only genuine replacement part number 8045HUM.'
  • How many brandportal.carrier.com Maker's own page checked Oct 1, 2026
    Page for the HUMCRSTM (per its URL): PDF p3-4: 'energizing two electrodes that extend into a canister of water'; 'the canister needs to be replaced'
  • How often brandportal.carrier.com Maker's own page checked Oct 1, 2026
    PDF p4: 'the "Service" light will flash red indicating that the canister needs to be replaced. The humidifier will continue to operate but with reduced output.'
Show all 4 sources

Which filter fits

  1. brandportal.carrier.com Maker's own page checked Oct 1, 2026
    Carrier owner's manual OM-HUMCRSTM-02 (B2210113B, © 2023 CAC/BDP), linked from the carrier.com HUMCRSTM page, PDF p3: 'Replacement Steam Canisters are available from your installing contractor. Use only genuine replacement part number 8045HUM.'
  2. carrier.com Maker's own page checked Oct 1, 2026
    Page for the HUMCRSTM (per its URL): Performance™ Whole-Home Steam Humidifier; At a glance Type Steam-powered

How many

  1. brandportal.carrier.com Maker's own page checked Oct 1, 2026
    Page for the HUMCRSTM (per its URL): PDF p3-4: 'energizing two electrodes that extend into a canister of water'; 'the canister needs to be replaced'

How often

  1. brandportal.carrier.com Maker's own page checked Oct 1, 2026
    PDF p4: 'the "Service" light will flash red indicating that the canister needs to be replaced. The humidifier will continue to operate but with reduced output.'