Honeywell HPA5100 replacement filter

Checked against Honeywell’s official page on 2026-10-19 · US model

✓ This is the filter you need

Honeywell R Filter (HEPA)

Filter

R Filter

Part number

HRF-R1 · 1 filter

HRF-R2 · 2-pack

HRF-R3 · 3-pack

Filters needed

1 at a time

Replace

Every 12 months

HEPA

Find R Filter on Amazon

Match the genuine part number shown above before you buy. Paid link.

Your purifier

Honeywell HPA5100

Match the model on the label exactly — similar names can use different filters.

Why we’re sure

“Compatible with: HPA094 / HPA100 / HPA200 / HPA250 / HPA300 / HPA3100 / HPA3200 / HPA3300 / HPA5100 / HPA5150 / HPA5200 / HPA5220 / HPA5250 / HPA5300 / HPA5350 / HPA8350 series”

Source: Replacement HEPA Air Purifier R Filter 1 Pack, HRF-R1
Type: Manufacturer filter page · honeywellpluggedin.com
Where: Product details – “Compatible with”
Checked: 2026-10-19

Same filter, other verified models

Model	Filter	Needed
Honeywell HPA100	R Filter	1
Honeywell HPA200	R Filter	2
Honeywell HPA300	R Filter	3
Honeywell HPA250	R Filter	2
Honeywell HPA3300	R Filter	3
Honeywell HPA5200	R Filter	2
Honeywell HPA5300	R Filter	3

All models that use the R Filter →

More evidence (part numbers, quantity, interval)

Part number HRF-R1

“Replacement HEPA Air Purifier R Filter 1 Pack, HRF-R1 … In the Box: 1 R HEPA Filter”

Source: Replacement HEPA Air Purifier R Filter 1 Pack, HRF-R1
Type: Manufacturer filter page · honeywellpluggedin.com
Where: Page title and "In the Box"
Checked: 2026-10-19

Part number HRF-R2

“Replacement HEPA Air Purifier R Filter 2 Pack, HRF-R2 … In the Box: 2 R HEPA Filters”

Source: Replacement HEPA Air Purifier R Filter 2 Pack, HRF-R2
Type: Manufacturer filter page · honeywellpluggedin.com
Where: Page title and "In the Box"
Checked: 2026-10-19

Part number HRF-R3

“Replacement HEPA Air Purifier R Filter - 3 Pack, HRF-R3 … In the Box: 3 R HEPA Filters”

Source: Replacement HEPA Air Purifier R Filter - 3 Pack, HRF-R3
Type: Manufacturer filter page · honeywellpluggedin.com
Where: Page title and "In the Box"
Checked: 2026-10-19

How many filters

“HPA5100 Required Filters: 1 A or A+ Pre-Filter 1 R HEPA Filter”

Source: Allergen Plus Series HEPA – Find My Filter
Type: Manufacturer compatibility chart · honeywellpluggedin.com
Where: Find My Filter – required filters per model
Checked: 2026-10-19

Replacement interval

“use only Genuine Honeywell air purifier filters and replace every 12 months”

Source: Replacement HEPA Air Purifier R Filter 1 Pack, HRF-R1
Type: Manufacturer filter page · honeywellpluggedin.com
Where: Product details
Checked: 2026-10-19