3dprintref

FLSUN

FLSUN focuses almost exclusively on delta-kinematics FDM printers, a niche they have developed into a speed-focused specialty with the V400 and S1 reaching claimed print speeds of 400–1000 mm/s. Their printers run Klipper with manufacturer-configured input shaping and pressure advance profiles, targeting users who want maximum throughput on cylindrical-geometry builds. FLSUN has positioned the delta form factor as a serious alternative to CoreXY for high-speed functional printing.

Est. 2014 Zhengzhou, China Website
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Printers

Klipper Native Klipper-Based Proprietary FW 📋 Has BOM in Configurator
FLSUN V400
Delta
~$430

FLSUN V400

High-speed delta with 400mm/s capability and Klipper firmware

Klipper Native
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FLSUN T1
Delta
~$800

FLSUN T1

Next-gen speed delta claiming 1000mm/s with Klipper

Klipper Native
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FLSUN Q5
Delta
~$184

FLSUN Q5

Compact mini delta with auto leveling — entry-level 200mm diameter build

Marlin
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FLSUN QQ-S
Delta
~$285

FLSUN QQ-S

Large delta with 255mm diameter glass bed and semi-auto leveling

Marlin
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FLSUN QQ-S
Delta
~$315

FLSUN QQ-S Pro

32-bit upgrade to QQ-S with full auto leveling and WiFi

Marlin
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FLSUN Super
Delta
~$325

FLSUN Super Racer (SR)

Linear-rail delta with dual-drive extruder and PEI plate at 200 mm/s

Marlin
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FLSUN V400
Delta
~$1,449

FLSUN V400 Max

Massive Ø500 production delta with 350°C all-metal hotend and 1000W bed

Klipper
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FLSUN T1
Delta
~$749

FLSUN T1 Pro

1000 mm/s improved T1 with 30,000 mm/s² acceleration and Mainsail

Klipper
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FLSUN T1
Delta
~$949

FLSUN T1 Max

WiFi 6 delta with print farm clustering and 300mm build diameter

Klipper
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FLSUN S1
Delta
~$949

FLSUN S1

1200 mm/s AI LiDAR delta with smart zone heating and integrated filament dryer

Klipper
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FLSUN S1
Delta
~$1,099

FLSUN S1 Pro

Upgraded S1 with higher flow rate for faster material throughput

Klipper
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