A
Anonymous
Apr 18, 2026
Rating: 4/5
Good quality
Works as expected. Took a bit of tuning to get the PID right but holds temp well once calibrated.
Description
Neptune 4 Plus/Max Ceramic Hotend Kit with High-Temp Brass Nozzle and Heater Block
Reviews
Attributes
| Brand | - |
| Category | 3D Printing Accessories / Hot End and Nozzle |
| Origin | - |
| Compatible Printer | Neptune 4 Plus / Max |
| Nozzle Material | Brass |
| Nozzle Diameter | 0.4mm (Standard) |
| Heater Block Type | Ceramic Coated |
| Max Operating Temp | 300°C |
| Heater Cartridge | 24V 40W |
| Thermistor Type | NTC 100K |
| Thread Specification | M6 |
| Package Weight | 150g |
| Warranty Period | 90 Days |
5 reviews
A
Anonymous
Mar 31, 2026
Rating: 3/5
Okay but tricky
The part itself is fine, but installation instructions were vague for a beginner like me.
A
Anonymous
Feb 18, 2026
Rating: 5/5
Perfect Upgrade
Installed easily on my Neptune 4 Max. Temperature stability is noticeably better than the stock unit.
A
Anonymous
Feb 05, 2026
Rating: 5/5
Reliable performance
We use these for our classroom printers. Durable and consistent extrusion across multiple prints.
A
Anonymous
Jan 26, 2026
Rating: 5/5
Solid replacement
My stock hot end failed after a year. This kit was a direct fit and works perfectly without modifications.
5 FAQ
Q: What is the warranty period?
A: We offer a 90-day warranty against manufacturing defects.
Q: Is this compatible with the Neptune 4 Pro?
A: No, this kit is specifically designed for the Plus and Max models due to size differences.
Q: Can this handle ABS filament?
A: Yes, the ceramic block helps maintain the higher temperatures required for ABS printing.
Q: Do I need to recalibrate after install?
A: Yes, we recommend running PID tuning and checking Z-offset after installation.
Q: Does the kit include the cooling fan?
A: No, this kit includes the hot end assembly only. You should reuse your existing fan.
![Bambu Lab Right Hotend Heating Assembly 3D Printer Accessory [Compatible with H2D]](https://www.gosteppe.com/cache/medium/product/2203/legacy-main-d56482b3801c18329d097eb5.png)
