JAFANDAJF500

Air purifier

DOE certified smoke CADR

259cfmDOE test

Dust 273 · PM2.5 266 cfm

Effective room size 401 sq ft (DOE)

DOE data as of 2026-11-03DOE record

Does it fit your room? How DOE sizes rooms

JAFANDA JF500: certified to DOE with smoke CADR 259 cfm, dust 273, PM2.5 266, effective room size 401 sq ft. DOE data as of 2026-11-03.

Every model number on this record

Filed with DOE under basic model JF500. A listing with any of these numbers is this unit.

Every model number filed under basic model JF500, DOE data as of 2026-11-03
Model numberFiled by
JF500 (DOE basic model)JAFANDA

How much does the JAFANDA JF500 cost to run?

About $4.92 a month, or $59.02 a year, on DOE's annual energy figure of 325 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 $3.25.

How does the JAFANDA JF500 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 4.5 is tied for 37th of the 63, and 10% below their median of 5.

DOE's annual energy figure for it is 325 kWh, against their median of 266 kWh: $10.71 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)259

Higher than 80 of 140.

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

    Coway AP-1526D255 smoke CADR

    Room size 395 sq ft, CADR/W 7.6: about 41% less power for the same clean air.

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

    Honeywell HPA6000B257 smoke CADR

    Room size 398 sq ft, CADR/W 7.3: about 38% less power for the same clean air.

  • Nearest bigger unit

    Blueair 3332111100283 smoke CADR

    Room size 439 sq ft, CADR/W 8.4.

DOE record

Air cleaning

Smoke CADR
259 cfm
Dust CADR
273 cfm
PM2.5 CADR
266 cfm
Effective room size
401 sq ft
Efficiency (IEF)
4.5 cfm/W
Energy use
325 kWh/year

Record

DOE basic model
JF500
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 401 sq ft, based on its smoke CADR of 259 cfm: CADR and room size.
How much does the JAFANDA JF500 cost to run for a year?
About $59.02: DOE's annual figure of 325 kWh at 18.16¢/kWh, the US residential average for August 2026 (EIA).