Anonymous
Mar 28, 2026
Rating: 5/5
Durable and reliable
I have been running this block for over 200 hours now without any issues. The threads are clean, and it holds the nozzle tight without stripping.
Description
Reviews
| Brand | - |
| Category | Root / Office Equipment, Supplies & Services |
| Origin | - |
| Material | Aluminum Alloy |
| Compatibility | E3D V5 Hotend System |
| Surface Treatment | Anodized Finish |
| Type | All-Metal Heater Block |
| Brand | KINGROON |
| Thermal Conductivity | High Efficiency Transfer |
| Weight | 12 grams |
| Color | Silver/Grey |
| Package Contents | 1 x Heater Block |
| Application | 3D Printer Upgrade Part |
Anonymous
Mar 28, 2026
Rating: 5/5
Durable and reliable
I have been running this block for over 200 hours now without any issues. The threads are clean, and it holds the nozzle tight without stripping.
Anonymous
Mar 27, 2026
Rating: 4/5
Great replacement part
Exactly as described. The dimensions match the standard E3D V5 specs. Only giving 4 stars because shipping took a bit longer than expected, but the product itself is flawless.
Anonymous
Mar 20, 2026
Rating: 5/5
Must-have for metal hotends
If you are building an all-metal hotend, this is the block to get. It handles PLA, PETG, and ABS without any temperature fluctuations. Highly recommended.
Anonymous
Mar 14, 2026
Rating: 5/5
Excellent thermal performance
Switched from a brass block to this all-metal version. The heat distribution is much more even, reducing clogs significantly when printing with abrasive materials.
Anonymous
Mar 14, 2026
Rating: 4/5
Good value for the price
Solid aluminum construction. It took a little bit of tweaking to get the thermistor seated correctly, but once installed, it works great for high-temperature filaments.
Anonymous
Mar 05, 2026
Rating: 5/5
Perfect fit for my E3D V5 upgrade
This heater block fits perfectly on my modified printer. The machining quality is excellent, and the anodized finish looks professional. Heating is consistent and stable.
Q: What is the maximum safe operating temperature for this block?
A: The aluminum alloy block can safely handle temperatures up to 300°C, which covers most common consumer 3D printing filaments.
Q: Can I use this with abrasive filaments like Carbon Fiber?
A: Yes, since this is an all-metal setup, it is suitable for abrasive filaments. However, please ensure you also use a hardened steel nozzle to prevent wear.
Q: Is this compatible with the E3D V6 hotend?
A: No, this heater block is specifically designed for the E3D V5 system. The geometry and threading differ slightly from the V6 model.
Q: Does this come with a heater cartridge or thermistor?
A: No, this package includes only the heater block itself. You will need to use your existing heater cartridge and thermistor or purchase them separately.
Q: What size are the screw holes for mounting?
A: The mounting holes are standard M3 spacing, compatible with most E3D V5 style fan mounts and brackets.