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BIQU Panda Breath review (preview): an active chamber heater for Bambu Lab printers

A 300 W chamber heater with HEPA and carbon filtration for Bambu Lab P1S, X1C and others, about $96 from BIQU’s US warehouse. Heats quickly; its temperature reading may need offsetting.

7.8/10

Good

Best for Bambu Lab P1S and X1C owners printing ABS, ASA, nylon or PC

List price$95.85

Check price at BIQU

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Preview review. Compiled from manufacturer specifications and published information. We will update the scores after hands-on testing.

Our verdict

The Panda Breath adds what Bambu’s P1S lacks: active chamber heating up to 60°C for ABS, ASA and nylon, plus recirculating HEPA and carbon filtration. ModBot found it heats a P1S chamber quickly; one owner had to set it to 67°C to hold 60°C. Hands-on reviews are few, so this is a preview. At about $96 it is a cheap way to make engineering filaments warp less.

What we like

  • 300W PTC heater for chamber temperatures up to 60°C
  • HEPA and activated-carbon filtration in one unit
  • Also works as a filament dryer
  • About $96 from BIQU’s US warehouse
  • Cheap replacement filters (2-pack about $10)

What could be better

  • Few in-depth independent reviews (preview)
  • One owner had to set 67°C to reach 60°C: no temperature calibration
  • Cable routing can limit head travel if installed carelessly (ModBot)
  • Recirculating filtration does not replace ventilation
  • Check hardware revision: the P2S needs the thinner V1.1

Score breakdown

Power and output
7.8
Build and results
7.4
Setup and ease of use
7.6
Value
8.6

Overall = 35% Power and output + 25% Build and results + 20% Setup and ease of use + 20% Value. How we test

What is it?

The Panda Breath is a small box that sits inside an enclosed 3D printer and heats the chamber with a 300W PTC heater, while fans pull air through HEPA and activated-carbon filters. It was designed for Bambu Lab printers, especially the P1S, which has an enclosure but no active chamber heating.

On 31 October 2026 it costs $95.85 from BIQU’s US warehouse, or $105.98 with a spare filter pack.

Why chamber heating matters

ABS, ASA, nylon and polycarbonate shrink as they cool, which causes warping and layer splits on big parts. A chamber held at 45–60°C keeps them stable. Bambu’s X1C reaches higher chamber temperatures passively than the P1S; the Panda Breath closes that gap.

A note on evidence

We found few in-depth reviews. All3DP and Hackster covered the launch; ModBot tested it on a P1S; retail pages carry a handful of owner reviews. Treat this as a preview.

What testers and owners report

  • ModBot found it brings a P1S chamber up to temperature quickly, with the expected print benefits. Its cable routing needed care so it didn’t limit the print head’s travel.
  • An owner on 3DJake gave it 3/5 because the temperature isn’t calibrated: they had to set 67°C on the Panda Breath to hold 60°C in an X1C.
  • Good Prints 3D notes the hardware revision matters (the store now sells V1.1.2), that the P2S needs the thinner V1.1, and that recirculating filtration is not a substitute for venting fumes.

Who should not buy it

  • PLA and PETG-only users: they don’t need a hot chamber.
  • Anyone with an open-frame printer.

Final thoughts

The Panda Breath is a cheap, sensible upgrade for P1S owners who want to print engineering filaments. Expect to offset the set temperature a little.

Sources

Full specifications

Heater300W PTC
Max chamber temperature60°C
FiltrationHEPA + activated carbon
CompatibleBambu Lab X1C, P1S, P1P, A1, A1 mini (with enclosure); Klipper printers
Extra modeFilament drying
PriceUS warehouse $95.85 · with filter pack $105.98
Released2025

Ready to buy?

BIQU Panda Breath

List price $95.85. Prices change often, so check the current deal.

Check price at BIQU

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