Attributes

Brand	-
Category	Root / Office Equipment, Supplies & Services
Origin	-
Brand	KINGROON
Compatible Model	MK7/MK8 Extruder
Material	Aluminum Alloy & Brass
Nozzle Diameter	0.4mm (Standard)
Heating Rod Voltage	12V / 24V Compatible
Thermistor Type	NTC 100K
Max Temperature	260°C
Filament Compatibility	PLA, ABS, PETG, TPU
Package Contents	Heat Block, Nozzle, Heating Rod, Thermistor, Screws
Application	DIY 3D Printer Repair & Upgrade

6 reviews

Anonymous

Mar 30, 2026

Rating: 3/5

Works fine, shipping was slow

The product itself works as expected and fits standard MK7/MK8 heads. My only complaint is that shipping took longer than estimated. Otherwise, no issues with performance.

Anonymous

Mar 28, 2026

Rating: 5/5

Essential spare parts kit

Every 3D printer owner should have one of these kits in their toolbox. The brass nozzle is durable, and having a spare thermistor saved me when mine failed mid-print last week.

Anonymous

Mar 08, 2026

Rating: 5/5

Excellent heat distribution

I upgraded from a generic brand to this KINGROON kit, and the print quality improved immediately. The heating rod warms up quickly and maintains stable temperatures during long prints.

Anonymous

Mar 06, 2026

Rating: 4/5

Great for beginners doing repairs

As someone new to 3D printing, I was nervous about replacing the hotend. This kit made it straightforward. Everything fit together nicely, and my printer is working like new again.

Anonymous

Mar 05, 2026

Rating: 5/5

Perfect replacement for my old extruder

This kit had everything I needed to fix my clogged hotend. The threading on the nozzle was perfect, and the thermistor reads temperature accurately. Installation took less than 20 minutes.

Anonymous

Mar 03, 2026

Rating: 4/5

Good value but instructions could be better

The parts are high quality and fit my MK8 setup well. However, the included diagram was a bit vague. If you have some experience with 3D printers, this is a great buy.

5 FAQ

Q: What is the resistance value of the included thermistor?

A: The included thermistor is an NTC 100K type, which is the standard for most RepRap and Creality style 3D printers.

Q: Can I use this with high-temperature filaments like Polycarbonate?

A: While the heater can reach high temperatures, the standard brass nozzle included is best suited for PLA, ABS, and PETG. For Polycarbonate, we recommend upgrading to a hardened steel nozzle separately.

Q: Does the heating rod come pre-installed in the block?

A: No, the heating rod, thermistor, and nozzle are separate components included in the kit for you to assemble according to your specific printer configuration.

Q: Is this compatible with Ender 3 printers?

A: Yes, this kit is fully compatible with Creality Ender 3 models that use the standard MK8 extruder system.

Q: Are the screws included metric or imperial?

A: All screws and fasteners included in this kit are metric, specifically M3 size, which matches standard DIY 3D printer specifications.

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