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Home3D printingPartsHotend Heating Assembly - A1 Series

Drawing of a hotend and nozzle

A part made by Bambu Lab

Hotend Heating Assembly - A1 Series

The heater and thermistor assembly that the A1 quick-swap hotend clips into.

Bambu Lab's page for this part

Hotend Heating Assembly - A1 Series: Bambu Lab's answer for each printer we cover
PrinterAnswerVersionGet it
Bambu Lab A1Fits2 quotes from Bambu Lab, checked 11 October 2026A1 SeriesGet this part
Bambu Lab P1SNot listed by the maker1 quote from Bambu Lab, checked 11 October 2026A1 Series

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When to check or replace it

  • A1: Clean the heating assembly every month. (Bambu Lab: "Hotend Heating Assembly When: Every month", source)

Versions 1

Bambu Lab doesn't show a part number for this part on its pages.

VersionDetailsMaker part number
A1 Series Not published

The evidence, printer by printer

A1

On the Bambu Lab A1

Fits The maker's own words

2 quotes from Bambu Lab, checked 11 October 2026. See the maker's words

  1. SRC 01 UK store product page, visible text

    Bambu Lab's page lists it for these printers:

    Compatibility A1 Series

  2. SRC 02 UK store product page, visible text

    The hotend heating assembly can heat the hotend up to 300℃ and measure the real-time temperature of the hotend with the included thermistor.
P1S

On the Bambu Lab P1S

Not listed by the maker

Bambu doesn't list this part for the P1S. That means Bambu doesn't say either way, not that it won't fit.

1 quote from Bambu Lab, checked 11 October 2026. See the maker's words

  1. SRC 01 UK store product page, visible text

    Bambu Lab's page lists it for these printers:

    Compatibility A1 Series

Other nozzle and hotend parts

Nozzle and hotend5

Every part, by kind

We haven't physically tested this part. Every answer above quotes Bambu Lab's own pages, checked on 11 October 2026. For every Bambu Lab printer on one page, see the Bambu Lab printers page. Spotted a mistake? Report a mistake.