ELEGOO Neptune 4 Plus – Large-Format High-Speed Printing for Bigger Ideas
ELEGOO Neptune 4 Plus – High-Speed FDM 3D Printer with 320 × 320 × 385 mm Build Volume, Klipper Firmware, 500 mm/s Print Speed, 300°C High-Temperature Hotend & Automatic Bed Levelling
Overview
The ELEGOO Neptune 4 Plus is designed for makers, engineers, educators, and cosplay enthusiasts who need significantly more build volume without sacrificing speed or print quality. Featuring a generous 320 × 320 × 385 mm build area, pre-installed Klipper firmware, and a powerful direct drive extrusion system, the Neptune 4 Plus enables users to print larger parts, helmets, props, prototypes, and production components with exceptional efficiency.
Combining large-format capabilities with modern high-speed printing technology, the Neptune 4 Plus offers professional-level performance at an accessible price point, making it ideal for users ready to move beyond standard-sized desktop printers.
Key Benefits
Large 320 × 320 × 385 mm Build Volume – Print oversized models, cosplay helmets, architectural designs, functional prototypes, and production parts in fewer pieces, reducing assembly time and improving final part strength.
Klipper-Powered High-Speed Printing – Pre-installed Klipper firmware enables print speeds of up to 500 mm/s and accelerations up to 12,000 mm/s², dramatically reducing print times while maintaining excellent print quality.
300°C High-Temperature Hotend – The upgraded hotend system features a powerful 60W ceramic heater and extended melt zone, allowing reliable printing of engineering materials including Nylon, ABS, ASA, PETG, TPU, and PLA.
Dual-Gear Direct Drive Extruder – The lightweight dual-gear direct drive system provides smooth, consistent filament feeding and excellent control, especially when printing flexible and demanding materials.
121-Point Automatic Bed Levelling – Advanced mesh bed levelling automatically compensates for surface variations, helping achieve reliable first layers across the large build platform.
Enhanced Cooling System – Multiple high-performance cooling fans provide efficient part cooling during high-speed printing, improving overhang quality, detail retention, and overall print consistency.
Modern Connectivity Options – Supports Wi-Fi, LAN, and USB file transfer, allowing convenient remote print management and streamlined workflows.
Technical Specifications
Build Volume: 320 × 320 × 385 mm
Motion System: Klipper-Enhanced Cartesian System
Maximum Print Speed: Up to 500 mm/s
Recommended Print Speed: Up to 250 mm/s
Acceleration: Up to 12,000 mm/s²
Nozzle Temperature: Up to 300°C
Build Plate Temperature: Up to 100°C
Extruder: Dual-Gear Direct Drive
Hotend: High-Temperature All-Metal Hotend with 60W Ceramic Heater
Build Surface: Dual-Sided PEI Flexible Build Plate
Bed Levelling: 121-Point Automatic Mesh Bed Levelling
Connectivity: Wi-Fi, LAN & USB
Filament Detection: Yes
Power Loss Recovery: Yes
Supported Materials: PLA, PETG, TPU, ABS, ASA, Nylon and other compatible FDM materials
Software Compatibility: Cura, OrcaSlicer and other Klipper-compatible slicers
Why Choose the Neptune 4 Plus?
The ELEGOO Neptune 4 Plus fills the gap between standard desktop printers and true large-format machines. It offers a substantial build volume while retaining the speed, convenience, and modern features that users expect from today's high-performance printers. For makers producing cosplay props, helmets, large prototypes, production parts, or batch prints, the Neptune 4 Plus delivers outstanding value and capability in a well-rounded package.
You get:
1 × ELEGOO Neptune 4 Plus 3D Printer
1 × Dual-Sided PEI Flexible Build Plate
1 × Touchscreen Interface & Complete Accessory Kit
