Overview

  • Powerful Air Cleaning for Small Rooms
    The Blue Pure 511i Max quickly refreshes indoor air in bedrooms, nurseries, home offices, and apartments. It cleans 237 csq ft in about 12.5 minutes and up to 1,138 sq ft in one hour.
  • Removes Dust, Smoke, Pet Dander & Allergens
    Blueair’s HEPASilent dual filtration technology captures 99.97% of airborne particles down to 0.1 microns, including dust, pollen, pet dander, mold particles, and smoke.
  • Quiet Air Purifier for Bedrooms
    Designed for sleep-friendly performance, the purifier operates as quietly as 19 dB, making it ideal for bedrooms, nurseries, and dorm rooms..
  • Smart Air Purifier with App Control
    Built-in air quality sensors automatically adjust fan speed when pollution levels rise. Use the Blueair mobile app to monitor air quality, control settings, and receive filter replacement reminders.
  • Compact Design for Modern Homes
    The Blue Pure 511i Max features a compact Scandinavian-inspired design with 360° air intake, allowing it to fit easily in small rooms while efficiently circulating clean air.
  • Let’s Clear the Air Easier
    Intuitive display, 5-color AQI, and simple two-button design make it easy to control fan speed 1 – 3 including night mode, auto mode and child lock.
  • Performance Comparison Disclaimer
    *Comparing pollen CADR on high fan speed (Blue Pure 411a Max & 411i Max vs. Blue 411 Auto), other units may vary. Based on AHAM maximum allowable certified rating which may vary from the AHAM seal claimed valued. Noise refers to the dB(A) difference in acoustic power.
  • Filtration Efficiency Disclaimer
    **When similar CADR was measured, Blueair models with mechanical and electrostatic filtration achieved less noise with less energy than same models with only H13 HEPA mechanical filtration.
  • Test Results Disclaimer
    ***Tested PM 2.5 (0.1 – 2.5 microns) up to 90min in a 30m3 room. Tested to remove min. 99.9% of S. aureus, K. pneumoniae, P. aeruginosa, MS2, E.Coli, H1N1, A.Niger.

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Specifications

Capacity & configuration

Filter Type
Activated carbon

Dimensions & weight

Product Name
Blue Pure 511i Max 1138 sq ft HEPASilent Small Room Bedroom Air Purifier
Product Height
13.4 inches
Product Width
7.9 inches
Product Depth
7.9 inches
Product Weight
4.2 pounds

Features

Brand
Blueair
Color
White/Gray
Recommended Room Size
1138 square feet
App Compatible
Yes
Wireless Connectivity
Wi-Fi
Voice Assistant Built-in
Google Assistant
Air Quality Indicator Light(s)
Yes
Number Of Fan Speeds
3
Temperature Control
No
Programmable Timer
Yes
Remote Control
No
Filter Included
Yes
Filter Indicator Light(s)
Yes
Filter Longevity
9 months
ENERGY STAR Certified
Yes
Clean Air Delivery Rate (CADR)
125 cubic feet per minute
AHAM Certified
Yes
UPC
689122026619

Power & warranty

Model Number
111178
Filter Model Number
111179
Warranty - Parts
3-Year Extended Limited Warranty
Warranty - Labor
3-Year Extended Limited Warranty

Warranty & protection

Included manufacturer warranty

See manufacturer documentation.

Register your product with the manufacturer within 30 days of delivery.

Warranty service

Manufacturer warranty claims are handled by the manufacturer. We are happy to help you find the right contact: (888) 419-6820.

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Questions & answers

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Email [email protected] or call (888) 419-6820 during business hours.

Free U.S. shippingOn every order. Leaves our store in 1–2 business days, arrives in 3–5 business days.
Free returns for 30 daysNo restocking fee. We email you a prepaid return label.
We can install it tooOptional in-home delivery, installation and haul-away on large appliances.
Talk to our team(888) 419-6820 · Mon–Sat