Attributes

Brand	-
Category	Root / Office Equipment, Supplies & Services
Origin	-
Compatibility	Prusa i3 MK3S and MK3S+
Material	Hardened Steel Nozzle, Aluminum Heater Block
Nozzle Diameter	0.4mm (Standard)
Thermistor Type	100K NTC Thermistor
Heater Cartridge Voltage	24V / 50W
Throat Tube Length	30mm
Package Contents	Nozzle, Throat, Extruder Head, Heater Block, Thermistor, Screws
Brand	Fuyuansheng
Item Weight	85 grams
Recommended Use	Replacement or Upgrade for 3D Printing Hotends

6 reviews

Anonymous

Mar 31, 2026

Rating: 5/5

Restored my printer to life

My old nozzle was clogged beyond repair. This kit was easy to install following online guides, and my printer is running like new.

Anonymous

Mar 25, 2026

Rating: 5/5

Fast shipping and great parts

Arrived quickly and well-packaged. No bent pins or damaged threads. It's been running for 50 hours without any issues.

Anonymous

Mar 19, 2026

Rating: 4/5

Good value, minor installation note

The quality is solid for the price. The thermistor wire was slightly stiff, but once installed, it works great. Prints are coming out smooth again.

Anonymous

Mar 18, 2026

Rating: 5/5

Excellent upgrade component

I bought this to swap between materials quickly. Having a pre-assembled style kit saves so much time. The heater block heats up evenly.

Anonymous

Mar 03, 2026

Rating: 5/5

Perfect fit for my MK3S+

This kit replaced my worn-out hotend perfectly. All threads aligned correctly, and the temperature stability is excellent. Highly recommend for anyone needing a reliable replacement.

Anonymous

Mar 02, 2026

Rating: 4/5

Solid build quality

Everything feels sturdy. The hardened steel nozzle should last a long time even with abrasive filaments. Took off one star because instructions were not included, but standard procedure applies.

5 FAQ

Q: What is the maximum temperature this heater block can handle?

A: The heater block is designed to safely operate up to 300°C, which is suitable for most common filaments including PLA, PETG, and ABS.

Q: Is this compatible with the original Prusa i3 MK3?

A: Yes, this kit is fully compatible with both the Prusa i3 MK3 and the MK3S+ models.

Q: Does this come with thermal paste?

A: No, thermal paste is not included in this kit. We recommend using high-quality thermal compound during installation for best results.

Q: Can I use this with abrasive filaments like Carbon Fiber?

A: Yes, this kit includes a hardened steel nozzle which is resistant to wear from abrasive filaments like Carbon Fiber or Glow-in-the-dark PLA.

Q: Do I need to recalibrate my PINDA sensor after installing this?

A: It is highly recommended to perform a full calibration, including the PINDA probe height, after replacing the extruder head to ensure accurate first layers.

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