Shop / Room purifiers / Qubo
Q400
Qubo Smart Air Purifier Q400, True HEPA H13, up to 400 sq ft
Clean Bedroom with the Qubo Q400: installed, room sealed, cared for a year.
₹12,999 one price, standard bedroom. This model: maker's CADR 330 m3/h, up to about 265 sq ft by our rule
- A purifier sized to your room with the maker's CADR
- Delivery and set-up within 2 days of payment in Delhi (Gurugram and Noida after our GST registration), for models in stock
- Gaps sealed at the door, the window and the AC pipe hole, with an airing plan
- PM2.5 and CO2 readings before and after, on WhatsApp
- A second visit in mid winter with a reading
- Filter Club for the first year: reminders, fitting and a reading (the replacement filter is billed at or below its MRP)
Reserve now: delivered in the peak weeks, and we confirm the date when your unit is allotted. Packages start when our purifier supplier is signed, expected between 20 and 26 October. Reserve now with ₹999, refundable in full until we deliver. The balance is paid when we confirm your unit.
- Invoice
- Your invoice (a numbered receipt marked Not registered under GST until our registration, then a GST tax invoice) shows the purifier at or below the MRP on its box, with the maker's warranty, and our services as separate lines.
- MRP printed on the box
- ₹17,990, as listed on 13 Oct 2026
- Warranty
- The maker's: 1 year
- Maker or importer
- Qubo, imported and marketed in India by Hero Electronix Pvt Ltd. The importer's full address, as printed on the box, is published here before we deliver.
- Consumer care
- The importer's consumer care number, as printed on the box, is published here before we deliver. Purispira's own contact is in the footer.
- Country of origin
- China
- BIS licence (CM/L)
- Published here when our supplier gives it, before we deliver
Air it daily. Sealed rooms need airing for 10 minutes every afternoon and before bed. Never use an angithi, coal, kerosene or gas heater in a sealed room. Airing guide.
Just the machine
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Specifications
| CADR (clean air delivery rate) | 330 m3/h Maker's figure |
|---|---|
| Coverage the maker quotes | 400 sq ft Maker's figure |
| Loudest setting | 55 dB Maker's figure |
| Power | 35 W |
| Weight | 3 kg |
| Filter stages | 5-in-1: pre-filters, coated layer, True HEPA H13, activated carbon |
| Replacement filter | Qubo Q400 Purifier Filter (HPH02) |
| Filter life | Up to 9,000 hours (depends on fan speed) Maker's figure |
| Air quality readout | Yes |
| App control | Yes |
| Warranty | 1 year |
| Made in | China (imported by Hero Electronix Pvt Ltd) |
Maker's figures from quboworld.com, checked 13 Oct 2026. Filter cost from the same site.
Yearly running cost
About ₹2,290 a year in filters: Qubo Q400 Purifier Filter (HPH02) at ₹2,290 on quboworld.com (13 Oct 2026), changed every year (maker's figure). Heavy winter use can shorten filter life.
Which rooms it suits
By our sizing rule (room area x 0.0929 x 2.75 m ceiling x 4.8 air changes an hour), the maker's CADR of 330 m3/h suits a room of up to about 265 sq ft. A 12 by 12 ft bedroom is 144 sq ft and needs 177 m3/h.
Goes well with
₹799 with any other Purispira order. Sealed rooms need airing: 10 minutes every afternoon and before bed. Never use an angithi, coal, kerosene or gas heater in a sealed room.
Pre-orderVenus V-4400 in the maker's sealed packs, for the commute and for staff.
Add to cartOur notes
From the maker's pages and retailer listings, checked 13 Oct 2026. Notes about sellers refer to that day.
What we like
- DC motor, app control, Alexa, auto and AI modes
Watch out for
- Brand page header says 300 m3/h while its tech specs say 330 m3/h
- Max noise 55 dB
- 1 year warranty
Not sure it is the right one?
Air Match asks six questions and compares this model with the others that fit your room.