Attributes

Brand	-
Category	Root / Office Equipment, Supplies & Services
Origin	-
Compatible Models	Bambu Lab A1, A1 mini
Nozzle Diameter	0.4 mm (Standard)
Material	Hardened Steel, Aluminum Alloy
Max Temperature	300°C
Heater Power	40W
Thermistor Type	NTC 100K
Connector Type	GH1.25-4Pin
Package Contents	1x Hotend Assembly, 1x Silicone Sock
Weight	45 grams
Warranty	6 Months Manufacturer Warranty

6 reviews

Anonymous

Mar 25, 2026

Rating: 5/5

Easy upgrade

I was nervous about changing this myself, but the process was straightforward. No more under-extrusion issues. Highly recommend keeping a spare on hand.

Anonymous

Mar 15, 2026

Rating: 4/5

Solid performance

Heats up quickly and maintains temperature accurately. I've run several ABS prints without any issues. Just make sure to level your bed again after installation.

Anonymous

Mar 13, 2026

Rating: 5/5

Perfect replacement for my A1

My original hotend got clogged beyond repair, and this assembly was a lifesaver. Installation took less than 10 minutes following the official guide. Prints are back to perfect quality immediately.

Anonymous

Mar 12, 2026

Rating: 4/5

Good quality, slightly tight fit

The part feels very sturdy and well-made. The only reason for 4 stars is that the connector felt a bit tight going into the toolhead, but it clicked in securely after some gentle pressure.

Anonymous

Mar 05, 2026

Rating: 5/5

Back in business!

Saved my weekend project. The shipping was fast, and the part works exactly like the original. The included silicone sock is a nice touch too.

Anonymous

Mar 04, 2026

Rating: 5/5

Essential spare part

If you own an A1 or A1 mini, you should have one of these in your toolkit. It's much easier to swap the whole assembly than to try and disassemble the hotend for deep cleaning.

5 FAQ

Q: How difficult is the installation for a beginner?

A: It is relatively easy. You will need to heat the printer to remove the old nozzle, unscrew two screws to remove the old assembly, and reverse the process for the new one. Detailed video guides are available on our support page.

Q: Does this come with a new nozzle or just the block?

A: This is a complete hotend heating assembly, which includes the heater block, thermistor, heater cartridge, and a pre-installed 0.4mm nozzle.

Q: What is the return policy if this doesn't fix my issue?

A: We offer a 30-day return window for unused items in original packaging. If the part is defective, please contact our support team within 6 months for a warranty replacement.

Q: Is this compatible with the Bambu Lab P1P?

A: No, this hotend assembly is specifically designed for the A1 and A1 mini models. The P1P uses a different hotend configuration.

Q: Can I use this for printing carbon fiber filaments?

A: While the assembly is robust, standard nozzles are brass. For abrasive materials like carbon fiber, we recommend swapping the included nozzle for a hardened steel one compatible with this hotend.

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