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3D printer guide

Creality K2 Plus Combo with CFS

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Large multicolour and engineering-filament prints

A 350 mm cube printer with an actively heated chamber to 60C, a 350C hardened-tip nozzle, a 120C bed, dual AI cameras and step-servo motors on all axes, bundled with one four-slot CFS. The Combo stands 916 mm tall and the printer alone weighs 35 kg.

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Published specifications

  • Maker: 350 x 350 x 350 mm build volume; 0.4 mm hardened-tip nozzle
  • Maker: 350C nozzle, 120C bed, active chamber heating to 60C
  • Maker: 600 mm/s max, 30,000 mm/s2; typical speed 300 mm/s
  • Maker: Combo 495 x 515 x 916 mm; printer 35 kg net, CFS 4.56 kg
  • Maker: 1,200 W rated; 45 dB or less at 300 mm/s in Creality's lab
  • Maker: USB, Ethernet, 2.4 and 5 GHz Wi-Fi; 32 GB storage

Fit and limits

Strengths

  • Active 60C chamber, the level Creality gives for ABS, ASA and PPS
  • Toolhead AI camera for flow and pressure advance calibration
  • Ethernet and dual-band Wi-Fi with active belt tensioning

Caveats

  • Listing weight of 27.5 lb conflicts with Creality's 35 kg printer
  • Combo stands 916 mm tall by Creality's figure; check shelf height
  • CFS excludes TPU and warns hard filaments can break in the tube

What the Combo box holds, and how tall it stands

The listing's box contents are one K2 Plus printer, one CFS filament system and two 250 gram spools of filament. Creality's product page says the K2 Plus Combo includes only one CFS unit. Its K2 series page gives 16 colours with four CFS units and says additional units are sold separately.

Creality gives the printer alone as 495 by 515 by 640 millimetres and the Combo as 495 by 515 by 916 millimetres. The listing's second dimension field, 19.49 by 36.06 by 20.28 inches, lines up with the Combo figure, so plan for roughly 92 centimetres of height.

Weight is where the sources disagree. The listing gives 27.5 pounds, while Creality lists the K2 Plus printer's net weight as 35 kilograms and the CFS alone as 4.56 kilograms. Neither source explains the gap, so confirm the unit and shipping weight with the seller before you plan the bench and the move into place.

The K2 Plus specification table

Build volume is 350 by 350 by 350 millimetres. Layer height runs from 0.05 to 0.3 millimetres and printing accuracy is given as 100 plus or minus 0.1 millimetres. The extruder is a dual-gear direct drive with a 0.4 millimetre nozzle rated to 350 degrees Celsius, and the heatbed reaches 120 degrees.

Printing speed is up to 600 mm/s and acceleration up to 30,000 mm/s squared. Creality's footnotes give 300 mm/s as the typical printing speed and recommend Creality's Hyper filaments. Rated power is 1,200 watts on 100 to 240 volt input.

The heatbed is a 5 millimetre aluminium plate with a silicone heater and a flexible magnetic build plate. The frame uses die-cast top, base and side pieces, a steel X-axis rail, and a dual Z-axis with four linear rods. Creality lists active belt tensioning using a pressure sensor.

The heated chamber and the filament list

The K2 Plus has an active chamber heater. Creality lists the chamber temperature at up to 60 degrees Celsius and states that ABS, ASA and PPS need a 60 degree chamber, with 50 degrees for PAHT-CF. The tri-metal nozzle combines copper, titanium and a hardened steel tip, according to the product page.

The supported filament list is PLA, ABS, PETG, PA-CF, PLA-CF, PET, ASA and PPA-CF. Creality's 40 cubic millimetre per second flow figure is for ABS at 280 degrees from a 100 watt heater, and the listing's bullets agree with the 30,000 acceleration and the filament list.

The CFS has its own limits. Creality's CFS compatibility page accepts spools 197 to 202 millimetres across and 42 to 68 millimetres thick, and excludes all TPU and other elastic materials, and PVA or BVOH softened by moisture. It warns that harder filaments such as PPA-CF can break in the tube. The printer's list includes PPA-CF while the CFS page warns about it, so ask Creality before feeding PPA-CF through the CFS.

The CFS unit that comes with it

Creality's CFS table gives four filament slots, dimensions of 379 by 314 by 276 millimetres, a 4.56 kilogram net weight and a 20 watt rating. The table says it takes 24 volts DC from the K2 Plus and has two Creality 485 ports. Drying is listed as desiccant drying.

The printer's table lists an RFID sensor, and the product page names only Hyper PLA RFID and Hyper PAHT-CF as RFID filaments. Creality's K2 Series page says automatic filament identification requires Creality RFID filaments.

Creality lists automatic filament relay and filament tangle detection as yes, and up to four CFS units on one printer. Its page describes a run-out sensor that flags a spool with about one inch left, and a filament cutter with a steel blade and magnetic return.

Cameras, sensors, noise and software

The K2 Plus carries two AI cameras. The chamber camera handles spaghetti and idling detection, build plate detection and time-lapses; Creality's comparison table lists it at 1080p and 30 frames per second. Creality says the toolhead camera is used for pressure advance and flow calibration.

Creality counts 18 sensors, including chamber, hotend and heatbed temperature, five step-servo sensors, two Z-axis photoelectric sensors and a strain gauge for levelling. Creality lists auto tilt reduction, and the listing credits it to dual motorised Z axes. Noise is given as 45 dB or less at 300 mm/s, from Creality's lab with one spool of filament loaded.

Connectivity is USB drive, Ethernet and dual-band 2.4 and 5 GHz Wi-Fi, with 32 GB of storage. Creality lists Creality Print 5.0 or newer for slicing, and Creality OS supports expert mode, root access and the Fluidd web interface. The printer ships pre-assembled and runs self-tests after the screen is installed.

What we could not confirm

The user manual attached to the listing is image-only and we did not read it, so this guide does not describe setup steps, maintenance intervals or safety notes from it. Read that manual before first use.

No warranty document was read and neither the listing nor Creality's product pages we read state a warranty term for the K2 Plus Combo. Ask Creality or the seller for the warranty terms before buying.

Creality's claim of six times nozzle durability is credited to its own lab, and its claim of a 66 percent flow increase over its previous design names no test method on the page, so read both as maker claims.

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Primary sources

  1. Creality K2 Plus Combo product page and specification tables
  2. Creality K2 Series page with K2 Plus comparison column
  3. Creality Wiki: CFS Filament Compatibility Description

Primary sources checked .

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