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Longer LK5 PRO FDM 3D Printer

$389.99 $269.99 SAVE $120.00

➤ Large Build Volume & Dual Blower Kit 
➤ All-Metal Integrated Frame & Dual Tie Rods
➤ User-Friendly Interface & Pre-Assembly 
➤ Ultra-Quiet Open-Source Motherboard
➤ Smart Features & Easy Mold Release

Plug Type: US Plug

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🚚 1–2 Day Dispatch | DHL / FedEx / UPS / USPS

FAST SHIPPING

Local warehouses in the U.S. and Europe

SUPPORT 24/7

Quick response online chat system

7 DAYS RETURN

Simply return it within 7 days for an exchange

PAYMENT SECURE

We ensure secure payment with PEV

Why a Large-Format FDM 3D Printer Is the Smart Choice for Makers and Educators

68% of hobbyists and educators searching for a large-format 3D printer find that most affordable options compromise either build volume or build stability. The Longer LK5 Pro solves this with a reinforced triangular frame, 300×300×400mm build space, and a silent TMC2208 driver — all at an entry-level price.

Limited Build Volume on Budget Printers

NLP pain point: "Why can't I print large models on an affordable 3D printer?"

Most entry-level FDM printers offer a 220×220×250mm build area — too small for furniture components, full-size cosplay parts, or scaled prototypes. The LK5 Pro's 300×300×400mm (11.8"×11.8"×15.7") build volume is among the largest in its price range, giving you the freedom to print bigger without upgrading to industrial equipment.

Vibration and Instability at Speed

PAA: "Why does my 3D printer produce wavy or blurry prints at higher speeds?"

Tall, open-frame printers are prone to frame flex and resonance, especially at printing speeds above 60mm/s. The LK5 Pro's reinforced diagonal stabilizer rods form a rigid triangular structure that dramatically reduces mid-print vibration — keeping your layers straight and your surfaces clean even as speeds increase.

Noisy Operation in Home or Office Environments

PAA: "Is there a quiet 3D printer for home use?"

Traditional stepper drivers produce audible whining and clicking that makes overnight or background printing disruptive. The LK5 Pro uses TMC2208 ultra-silent stepper drivers on all axes, reducing operational noise to near-silent levels — making it genuinely suitable for bedrooms, classrooms, and shared office spaces.

Nozzle Clogging and Filament Feeding Issues

PAA: "How do I stop my 3D printer from clogging?"

Standard PTFE tubes soften above 250°C, leading to clogs and inconsistent extrusion over time. The LK5 Pro uses a high-temperature Teflon tube rated to 280°C, maintaining consistent filament feeding across long print sessions and reducing the frequency of nozzle clogs that interrupt projects and waste material.

Lost Prints After Power Outages

NLP pain point: "What happens to my print if the power goes out?"

Long-duration prints — especially on a 400mm-tall build — are particularly vulnerable to power interruptions. The LK5 Pro's automatic resume printing function records the last extruder position and restores it after power is restored, saving hours of print time and preventing material waste on large models.

Difficult Bed Adhesion and Model Removal

PAA: "How do I get my prints to stick to the bed and then remove them cleanly?"

Flat, uncoated beds make first-layer adhesion unpredictable, and solid glass beds make removing finished prints a frustrating, damage-prone process. The LK5 Pro uses a lattice glass platform with a microporous surface: prints bond reliably during printing and lift off cleanly by hand once cooled — no scraping, no damage.

Insight

Large-format FDM printers like the LK5 Pro attract buyers because they solve the build-volume ceiling of entry-level machines without requiring a jump to industrial pricing. The combination of a stable frame, silent motors, and smart features like resume printing justifies the purchase for both hobbyists scaling up their projects and educators setting up shared lab environments.

Longer LK5 Pro FDM 3D Printer – 300×300×400mm Large Build Volume, Silent TMC2208, Lattice Glass Bed, 90% Pre-Assembled

The Longer LK5 Pro is a large-format FDM 3D printer with a 300×300×400mm build volume — one of the most spacious in its class — built for makers, hobbyists, educators, and small studio operators who need room to grow. Its reinforced triangular frame and dual stabilizer rods cut vibration for cleaner prints at speed. Silent TMC2208 drivers, a 4.3-inch color touchscreen, a 280°C-rated Teflon tube, a lattice glass bed with strong adhesion, resume-after-power-loss, and 90% pre-assembly make the LK5 Pro a reliable workhorse for PLA, ABS, PETG, and wood-fill filaments right out of the box.

300×300×400mm Build Volume — Print Bigger, Imagine Wider

With a build area of 300×300×400mm (11.8"×11.8"×15.7"), the LK5 Pro is among the most spacious FDM 3D printers in its price bracket — large enough for full-scale cosplay helmets, architectural models, functional mechanical parts, and batch production of smaller items in a single run.

A reinforced triangular frame with dual diagonal stabilizer rods keeps this tall footprint rigid and vibration-resistant, delivering clean, sharp layer lines even on tall prints that would cause flex and banding on lesser frames.

TMC2208 Ultra-Silent Drivers – Near-Noiseless 24/7 Printing

The LK5 Pro's TMC2208 stepper drivers replace the audible whining of traditional A4988 chips with near-silent motor operation across all print axes — making overnight prints, background office printing, and classroom use genuinely practical without disrupting the people around you.

The open-source motherboard supports custom firmware modification including Klipper, Linear Advance, and Input Shaping — giving experienced users the foundation to unlock additional precision features and push print quality further.

280°C Teflon Tube & Dual Blower – Cleaner Extrusion, Better Surfaces

The LK5 Pro's high-temperature Teflon tube is rated to 280°C — 30°C higher than most standard tubes — resisting softening and deformation during extended print sessions. The result is more consistent filament feeding, reduced nozzle clogging, and reliable performance when printing ABS or other high-temperature materials.

The upgraded dual blower cooling kit directs powerful, targeted airflow around the nozzle immediately after extrusion, rapidly solidifying filament to prevent stringing, sagging, and deformation on overhangs — producing noticeably smoother surface finishes compared to single-fan setups.

4.3" Touchscreen, Resume Printing & Filament Detection

The 4.3-inch full-color touchscreen replaces rotary encoders and dot-matrix displays with a clear, responsive interface — giving you real-time print progress, temperature monitoring, and intuitive menu navigation without needing a connected computer.

Resume-after-power-loss automatically saves the last extruder position and restores it when power returns, protecting multi-hour prints from interruption. A filament runout sensor pauses the print when the spool runs empty, letting you swap material and continue — preventing wasted prints on large builds that exceed a single spool.

90% Pre-Assembled & Open Source – Ready Faster, Upgradeable Further

The LK5 Pro ships 90% pre-assembled with the base, PSU, and X-axis arm already joined — significantly reducing setup time compared to fully kit-style printers. Clear instructions and included tools get most users printing within an hour.

The open-source mainboard supports custom firmware, BL Touch auto-leveling (not included), and community modifications — making the LK5 Pro a genuine platform for users who want to grow their setup over time. Compatible with Longer Cura, Cura, PrusaSlicer, and other standard slicers across Windows, macOS, and Linux.

PLA, ABS, PETG & More – Compatible with Standard Slicer Software

The LK5 Pro prints reliably across the most popular desktop FDM filament types: PLA, ABS, Wood-fill, PETG, and flexible materials. The 280°C Teflon tube and heated bed (up to ~75°C) provide the thermal conditions needed for consistent adhesion and clean extrusion across each material type.

Slice with Longer Cura, standard Cura, PrusaSlicer, or any other GCode-compatible slicer. The LK5 Pro connects via USB or microSD card and supports operation on Windows, Linux, and macOS — no locked ecosystem, no proprietary software requirements.

What You Can Print with the Longer LK5 Pro

Category Examples & Applications
🏠 Home & Decor Vases, planters, wall art, lamp shades, shelf brackets, organisers
🎭 Cosplay & Art Helmets, armour panels, props, figurines, display models, architectural models
⚙️ Functional Parts Brackets, enclosures, jigs, tool holders, replacement parts, mechanical prototypes
🎓 Education STEM lab projects, anatomical models, engineering prototypes, geography reliefs
🛍️ Small Business Custom gifts, personalised items, small-batch product prototypes, display stands
💡 Compatible Filaments:
  • PLA — best general-purpose, easy to print, wide colour range
  • ABS — higher temperature resistance, good for functional parts
  • PETG — strong, slightly flexible, good layer adhesion
  • Wood-fill — wood-like surface texture and appearance
  • Flexible (TPU/TPE) — shock-absorbing, flexible applications

Specifications

A. Print Performance
ModelLonger LK5 Pro
Printing TechnologyFDM (Fused Deposition Modelling)
Build Volume300 × 300 × 400 mm (11.8" × 11.8" × 15.7")
Layer Resolution0.1–0.35 mm
Print Accuracy±0.1 mm
Max Print Speed180 mm/s
Nozzle Diameter0.4 mm (standard)
Nozzle Max TemperatureUp to 250°C
Hot Bed Max TemperatureUp to 100°C
Teflon Tube Rating280°C high-temperature
B. Motion & Structure
FrameAll-metal aluminium profile
StabilisationDual diagonal stabiliser rods (triangular structure)
Stepper DriversTMC2208 ultra-silent (X / Y / Z axes)
Extruder TypeBowden single extruder
Bed LevellingManual (BL Touch compatible, not included)
C. Platform & Cooling
Build PlatformLattice glass (microporous, easy model release)
CoolingUpgraded dual blower kit
Filament SensorYes — pauses on runout
Resume PrintingYes — automatic after power loss
D. Interface & Connectivity
Display 4.3-inch full-colour touchscreen
Connectivity USB / MicroSD card
Compatible Slicer Software Longer Cura, Cura, PrusaSlicer, and standard GCode-compatible slicers
Operating System Windows / macOS / Linux
Compatible Filaments PLA, ABS, PETG, Wood-fill, flexible materials
Firmware Open-source (Klipper compatible)
E. Mechanical Structure
Machine Dimensions (assembled)580 × 540 × 663 mm (22.8" × 21.2" × 26.1")
Machine Weight11 kg
Pre-Assembly Level90% pre-assembled

How the Longer LK5 Pro Compares to the Market

Competitive Analysis Summary: LK5 Pro vs. Creality Ender 3 S1, Anycubic Kobra, Creality CR-10

Feature Longer LK5 Pro Creality Ender 3 S1 Anycubic Kobra Creality CR-10
Build Volume 300×300×400mm ★ 220×220×270mm 220×220×250mm 300×300×400mm
Stepper Drivers ✓ TMC2208 (silent) ✓ TMC2208 ✗ Standard ✗ Standard
Auto Bed Levelling ⚠ Manual (BL Touch ready) ✓ CR Touch ✓ Auto ✗ Manual
Build Platform ✓ Lattice glass PC spring steel PEI coated Glass
Touchscreen ✓ 4.3" colour touch ✓ 4.3" colour touch ✗ Knob only ✗ Knob only
Resume Printing ✓ Yes ✓ Yes ✓ Yes ✓ Yes
Open Source ✓ Full open source ✓ Yes ✗ Limited ✓ Yes
Frame Stabilisation ✓ Dual diagonal rods Standard gantry Standard gantry Standard gantry
Price Range 💰 Budget-friendly 💰 Mid-range 💰 Budget 💰 Mid-range
Best For 🏆 Large prints, silent use, open source All-rounder with auto level Budget auto-level Large prints, basic
📊 Competitive Edge Analysis:
  • vs. Ender 3 S1: LK5 Pro matches on silent drivers and touchscreen, adds 300×300×400mm volume and diagonal stabiliser rods at a lower price point
  • vs. Anycubic Kobra: LK5 Pro offers a significantly larger build volume, silent TMC2208 drivers, touchscreen, and open-source firmware — all missing from the Kobra
  • vs. Creality CR-10: Same large build volume, but LK5 Pro adds silent drivers, a lattice glass bed, and a colour touchscreen at comparable pricing
  • Overall: The LK5 Pro delivers the largest build volume in its price class with silent operation, smart features, and open-source upgradeability — an unbeatable combination for value-focused buyers

Expert Analysis

The Cheapest BIG 3D Printer Out There

Longer LK5 Pro - 3D Printer - Unbox & Setup

Review

FAQs

1. What is the LONGER LK5 Pro 3D printer used for?
The LONGER LK5 Pro is a large-format FDM 3D printer designed for creating functional parts, prototypes, and creative models. It is widely used by hobbyists, small businesses, and educators to print items such as tools, cosplay parts, home decor, and product prototypes. Thanks to its large build volume and stable structure, it is especially suitable for users who need to print bigger models in one piece without splitting.
2. What materials can the LK5 Pro print with?
The LK5 Pro supports a wide range of common FDM materials, including PLA, ABS, PETG, TPU, and wood-filled filaments. This flexibility makes it ideal for both beginners and advanced users who want to experiment with different textures and mechanical properties. For best results, PLA and PETG are recommended for stable and easy printing.
3. Is the LONGER LK5 Pro suitable for beginners?
Yes, the LONGER LK5 Pro is beginner-friendly while still offering advanced capabilities. It features a user-friendly interface, stable frame design, and straightforward assembly process. Even users with no prior 3D printing experience can quickly get started, while more experienced users can fine-tune settings for higher precision and performance.
4. What makes the LK5 Pro different from other large 3D printers?
Compared to other large-format 3D printers in its price range, the LK5 Pro stands out for its strong metal frame, high stability, and reliable printing performance. It offers a balance between affordability and build size, making it a cost-effective choice for users who need large prints without investing in industrial-grade machines.
5. Where can the LONGER LK5 Pro be shipped, and is it available in Europe?
The LONGER LK5 Pro is available for shipping to multiple regions, including Europe, the United States, and other global markets.