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Air purifiersENERGY STAR certified

LEVOIT LAP-C511S-WUS

301 cfm fan and filter air purifier.

Smoke CADR

301 cfm

Room size

467 sq ft

Annual energy use

194 kWh/yr

Filter

HEPA-Type

Of 225 certified fan and filter air purifiers, 17 have a higher efficiency than the LAP-C511S-WUS (9 CADR/W).

Maker
LEVOIT
Model
LAP-C511S-WUS
Type
Fan and Filter
Room size
467 sq ft
Smoke CADR
301 cfm
PM2.5 CADR
299 cfm
Dust CADR
298 cfm
Efficiency
9 CADR/W
Annual energy use
194 kWh/yr
Filter
HEPA-Type
Ozone emissions
0 ppb
On the market since
Jun 2026
ENERGY STAR certified
3 Aug 2026

Certified under the same record

The maker lists these as the same machine or a variant of it: LAP- C511S-WCA, LAP-C511S- xxxx, (“x"can be "A-Z" or "0-9" or blank).

Source: ENERGY STAR certified air purifiers dataset, US EPA, record 4682774, data build 2026-09-29. Figures are as the maker certified them. How we use this data.

Other makers

Machines comparable to the LAP-C511S-WUS

Certified air purifiers from other makers, same color class, within 20% of its speed.

ModelTypeSmoke CADRRoom sizeAnnual energy use
Coway Airmega AP-2023KFan and Filter302 cfm468 sq ft277 kWh/yr
Coway AP-2023KFan and Filter302 cfm468 sq ft277 kWh/yr
Midea US-KJ500G-TB32Fan and Filter303 cfm470 sq ft218 kWh/yr
LAGO LAPKJ500GTB32Fan and Filter303 cfm470 sq ft218 kWh/yr
Danby DAP290BAWFan and Filter303 cfm470 sq ft218 kWh/yr
Midea 793K20AFan and Filter303 cfm470 sq ft218 kWh/yr

LEVOIT

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ModelTypeSmoke CADRRoom sizeAnnual energy use
Core 400SFan and Filter231 cfm358 sq ft237 kWh/yr
LAP-B851S-WNAFan and Filter85 cfm132 sq ft90 kWh/yr
LAP-C161-WUSFan and Filter34 cfm53 sq ft42 kWh/yr
LAP-C171-QUSRFan and Filter34 cfm53 sq ft39.3 kWh/yr
LAP-C341S-WUSZFan and Filter161 cfm250 sq ft145 kWh/yr
LAP-C401S-WUSRFan and Filter234 cfm363 sq ft235 kWh/yr
LAP-C601S-WUSFan and Filter391 cfm606 sq ft387 kWh/yr
LAP-C601S-WUSRFan and Filter394 cfm611 sq ft389 kWh/yr

All LEVOIT air purifiers