- Compatible with RepRap style nozzles (M6 x 1.0 threads with a 7 mm thread length)
- Compatible with Mosquito Silicone Boots
- Rigid “roll cage” structure for One-Handed Nozzle Change™
- Rated to 500°C
- 100% Made in the USA
- Mosquito Liquid Hotend*
- GammaMaster® Nozzle - 0.4 mm
- Boron Nitride Paste - 1 cc
- Hotend Mounting Hardware
- Hotend Wrench Set
*Fan, Heater Cartridge, & Temperature Sensor sold separately
Free shipping over $100 is available for US customers only. See terms for full details.

Heated Chamber Printing
The Mosquito Liquid hotend is precisely engineered to handle high-temperature printing chambers with temperatures exceeding 80°C, allowing for the use of advanced materials and enabling a broader range of applications. Its ability to operate reliably in heated enclosures empowers users to achieve superior results in projects requiring elevated temperatures.

Corrosion-Resistant Bronze Base
Constructed from a robust and corrosion-resistant bronze alloy, the Mosquito Liquid’s heat sink, or “Base,” ensures exceptional durability and longevity. Designed for use with a wide variety of commercially available coolants, Mosquito Liquid provides users with flexibility and convenience in selecting the optimal coolant for their specific needs, whether it be water-based coolants, specialized cooling fluids, or other commercially available options.

Conduction-Cooled Bimetallic Heat Break™
Mosquito Liquid incorporates a Bimetallic Heat Break that is optimized for conductive cooling. Effectively dissipating heat from the hotend prevents heat creep and maintains consistent and reliable printing performance. Crafted with a highly conductive copper alloy and strain-hardened, abrasion-resistant steel, this heat break conducts 85% less heat up the filament path when compared to standard threaded heat breaks.

Equipped for Excellence
Every Mosquito Liquid now comes with a GammaMaster Nozzle & Boron Nitride Paste, two essential accessories that elevate your 3D printing experience. The GammaMaster® Nozzle excels in even the most demanding applications with robust, abrasion-resistant performance and exceptional thermal capabilities. Boron Nitride Paste, a thermal conduction enhancement, and potting agent, is included to simplify heater and sensor installation.
Technical Specifications
| Dimensions | 27 x 26 x 35 mm |
| Mass | 74 g |
| Cooling | Liquid |
| Filament Diameter | 1.75 mm or 2.85 mm |
| Temperature Rating | 500°C |
| Maximum Flow Rate Capacity | 35 mm3/s |
| Nozzle Compatibility | M6 x 1.0 (7 mm thread length) |
| Maximum Heating Power | 50 W (12 or 24 V) |
| Temperature Sensor Compatibility | 15 mm length, ø 3 mm |
| Number of Temperature Sensors | 1 |
| Eisele Fitting Threads | G1/8 |
| Manufacturing | Made in the USA |
Hotend Comparisons
| The Original Mosquito® | Mosquito® Magnum | Mosquito Magnum+® | Mosquito® Prime™ | |
| Max Flow Rate Capacity | 35 mm3/s (156 g/hr) | 40 mm3/s (179 g/hr) | 90 mm3/s (402 g/hr) | 116 mm3/s (516 g/hr) |
| Nozzle Orifice | 0.2 – 0.8 mm | 0.4 – 1.2 mm | 0.4 – 1.8 mm | 0.8 – 1.8 mm |
| Mass* | 37 g | 41 g | 73 g | 103 g |
| Overall Height* | 41 mm | 41 mm | 60 mm | 88 mm |
| Max Power | 50 W | 50 W | 100 W | 200 W |
| Filament Size | 1.75 or 2.85 mm | 1.75 mm | 1.75 or 2.85 mm | 1.75 or 2.85 mm |
* Air-Cooled Version (1.75 mm); Mass/height includes the heat sink, heat break, & hot block



