KNKAAPH3000

Air purifier

DOE certified smoke CADR

153cfmDOE test

Dust 155 · PM2.5 154 cfm

Effective room size 237 sq ft (DOE)

DOE data as of 2026-11-03DOE record

Does it fit your room? How DOE sizes rooms

KNKA APH3000: certified to DOE with smoke CADR 153 cfm, dust 155, PM2.5 154, effective room size 237 sq ft. DOE data as of 2026-11-03.

Every model number on this record

Filed with DOE under basic model APH3000. A listing with any of these numbers is this unit.

Every model number filed under basic model APH3000, DOE data as of 2026-11-03
Model numberFiled by
APH3000 (DOE basic model)KNKA
APH3000WFKNKA

How much does the KNKA APH3000 cost to run?

About $3.96 a month, or $47.58 a year, on DOE's annual energy figure of 262 kWh.

Electricity at 18.16¢/kWh, the US residential average for August 2026 (EIA Electric Power Monthly, table 5.6.A). Each 1¢/kWh you pay above or below 18.16¢ moves the yearly figure by $2.62.

How does the KNKA APH3000 rank in its DOE class?

In its DOE class (air purifiers, PM2.5 CADR 150+ cfm), 63 models have a matched Amazon listing. Its CADR/W of 3.4 is tied for 58th of the 63, and 32% below their median of 5.

DOE's annual energy figure for it is 262 kWh, against their median of 266 kWh: 73¢ a year less at the US average price.

Air purifiers for 200 sq ft (80 with a listing)

Among 140 air purifiers, PM2.5 CADR 150+ cfm

Smoke CADR (cfm)153

Higher than 12 of 140.

143591 cfm

Efficiency (CADR/W)3.4

Higher than 9 of 140. 2 others share 3.4.

313.5

Three to compare with

From models with a matched listing.

  • Within 20 cfm of its size, highest CADR/W

    Blueair 4512311000161 smoke CADR

    Room size 250 sq ft, CADR/W 8.6: about 60% less power for the same clean air.

  • Nearest size in its class with a higher CADR/W

    AIRFIRE AP201151 smoke CADR

    Room size 234 sq ft, CADR/W 3.5.

  • Nearest bigger unit

    DREAME CVF16A186 smoke CADR

    Room size 288 sq ft, CADR/W 5.3.

DOE record

Air cleaning

Smoke CADR
153 cfm
Dust CADR
155 cfm
PM2.5 CADR
154 cfm
Effective room size
237 sq ft
Efficiency (IEF)
3.4 cfm/W
Energy use
262 kWh/year

Record

DOE basic model
APH3000
DOE class
150 <= PM2.5 Clean Air Delivery Rate
Brands on the filings
1
In DOE's list since
2026-11-02first snapshot we hold

Questions

What room size is it for?
DOE lists an effective room size of 237 sq ft, based on its smoke CADR of 153 cfm: CADR and room size.
How much does the KNKA APH3000 cost to run for a year?
About $47.58: DOE's annual figure of 262 kWh at 18.16¢/kWh, the US residential average for August 2026 (EIA).