Elegoo • 320 x 320 x 385 mm
Elegoo Neptune 4 Plus

Elegoo Neptune 4 Plus

Elegoo Released: September 2023
Build Volume
320 x 320 x 385 mm
Print Area
Year
2023
Released
Kinematics
Cartesian
Motion System

Printer Highlights

Max Speed : 500 mm/s
Max Hotend Temp : 300°C
Chamber Enclosure : Open Frame
Auto-Leveling : Yes

About Elegoo Neptune 4 Plus

Elegoo Neptune 4 Plus is an open-frame Cartesian FDM 3D printer with a 320 × 320 × 385 mm build volume, up to 500 mm/s print speed, a 300°C hotend, a 110°C heated bed, a proprietary dual-gear direct drive extruder (5.2:1 ratio), and auto bed leveling.

Last updated: November 11, 2026

General Information of Elegoo Neptune 4 Plus

Printer Name

Elegoo Neptune 4 Plus

Brand

Elegoo

Series

Neptune

Release Date

September 2023

Build Volume & Chassis of Elegoo Neptune 4 Plus

Build Volume

320 x 320 x 385 mm (12.6 x 12.6 x 15.2 in)

Build Volume (X)

320 mm (12.6 in)

Build Volume (Y)

320 mm (12.6 in)

Build Volume (Z)

385 mm (15.2 in)

Enclosed Chamber

No

Frame Type

All-Metal Integrated Frame with Dual Diagonal Support Rods

Machine Size

578 x 533 x 640 mm (22.8 x 21 x 25.2 in)

Machine Weight

14.4 kg (31.7 lbs)

Motion System & Kinematics of Elegoo Neptune 4 Plus

Kinematics Type

Cartesian

Motion Axis Type

All-Metal Linear Bearing Rollers with Dual Z-Axis

Kinematics Layout

Cartesian-XZ-Head Y-Bed High-Speed

Rail System

Hardened Steel Double U-Shaped Metal Guide Wheels

Dual Z-Axis

Yes

Extruder & Toolhead of Elegoo Neptune 4 Plus

Extruder Type

Proprietary Dual-Gear Direct Drive Extruder (5.2:1 Ratio)

Toolhead Count

1

Filament Diameter

1.75 mm

Nozzle Diameter

0.4 mm

Nozzle Material

Extended High-Flow Copper-Alloy Nozzle

Supported Nozzle Diameters

0.4 mm, 0.6 mm, 0.8 mm

Max Nozzle Temp

300°C

Multi-Material Ready

No

Max Colors / Materials

1 Color

Bed & Thermal System of Elegoo Neptune 4 Plus

Build Plate Type

Flexible Textured PEI Spring Steel Sheet

Heated Bed

Yes

Max Bed Temperature

110°C

Actively Heated Chamber

No

Automation & Electronics of Elegoo Neptune 4 Plus

Auto Bed Leveling

Yes

Leveling Sensor Type

121-Point Non-Contact Proximity Auto Leveling

Filament Runout Sensor

Yes

Power Loss Recovery

Yes

Input Shaping (Resonance)

Yes

Built-in Camera

No

First Layer LiDAR

No

Part Cooling Fan

Auxiliary Gantry Fan Array (4x 4020 Ball-Bearing Blowers)

Hotend Fan

4010 High-Efficiency Fan

Software & Connectivity of Elegoo Neptune 4 Plus

Firmware

Klipper (64-bit 1.5GHz Quad-Core CPU)

Compatible Slicers

Elegoo Cura / OrcaSlicer / PrusaSlicer

Connectivity

Wi-Fi, USB Type-A, RJ45 Ethernet, WLAN

Display Screen

4.3-inch Magnetic Removable Capacitive Touchscreen

Input Voltage

100-240V AC 50/60Hz 500W PSU

Special Features

Pre-Installed Klipper with Input Shaping, Massive Auxiliary Gantry Fan Bar, 300°C High-Flow Ceramic Nozzle

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