SharkHP365CO

Air purifier · DOE basic model HP36X*****

DOE certified smoke CADR

231cfmDOE test

Dust 241 · PM2.5 236 cfm

Effective room size 358 sq ft (DOE)

DOE data as of 2026-11-03DOE record

Does it fit your room? How DOE sizes rooms

Shark HP365CO: certified to DOE with smoke CADR 231 cfm, dust 241, PM2.5 236, effective room size 358 sq ft. DOE data as of 2026-11-03.

Every model number on this record

Filed with DOE under basic model HP36X*****. A listing with any of these numbers is this unit.

Every model number filed under basic model HP36X*****, DOE data as of 2026-11-03
Model numberFiled by
HP36X***** (DOE basic model)–
HP365COShark

How much does the Shark HP365CO cost to run?

About $4.66 a month, or $55.93 a year, on DOE's annual energy figure of 308 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 $3.08.

How does the Shark HP365CO rank in its DOE class?

In its DOE class (air purifiers, PM2.5 CADR 150+ cfm), 63 models have a matched Amazon listing. 36 of them have a higher CADR/W than its 4.5, which is 10% below their median of 5.

DOE's annual energy figure for it is 308 kWh, against their median of 266 kWh: $7.63 a year more at the US average price.

Air purifiers for 300 sq ft (44 with a listing)

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

Smoke CADR (cfm)231

Higher than 61 of 140. 1 other shares 231.

143591 cfm

Efficiency (CADR/W)4.5

Higher than 38 of 140. 5 others share 4.5.

313.5

Three to compare with

From models with a matched listing.

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

    DREAME CVF20B224 smoke CADR

    Room size 347 sq ft, CADR/W 8.8: about 49% less power for the same clean air.

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

    Blueair 6331411000232 smoke CADR

    Room size 360 sq ft, CADR/W 4.9: about 8% less power for the same clean air.

  • Nearest bigger unit

    Winix 5510253 smoke CADR

    Room size 392 sq ft, CADR/W 4.6.

DOE record

Air cleaning

Smoke CADR
231 cfm
Dust CADR
241 cfm
PM2.5 CADR
236 cfm
Effective room size
358 sq ft
Efficiency (IEF)
4.5 cfm/W
Energy use
308 kWh/year

Record

DOE basic model
HP36X*****
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 358 sq ft, based on its smoke CADR of 231 cfm: CADR and room size.
How much does the Shark HP365CO cost to run for a year?
About $55.93: DOE's annual figure of 308 kWh at 18.16¢/kWh, the US residential average for August 2026 (EIA).