# FLSUN V400 Review: Delta+Klipper=Speed?
**URL:** http://forum.3dprintbeginner.com/t/flsun-v400-review-delta-klipper-speed/640
**Category:** Latest 3DPrintBeginner Articles
**Created:** [July 18, 2022, 1:26pm UTC](http://forum.3dprintbeginner.com/t/flsun-v400-review-delta-klipper-speed/640 "2022-07-18T13:26:10Z")
**Posts on this page:** 3
**Page:** 1
### Author:  [@3DPrintBeginner](http://forum.3dprintbeginner.com/u/3DPrintBeginner)
#### Post date: [July 18, 2022, 1:26pm UTC](http://forum.3dprintbeginner.com/t/flsun-v400-review-delta-klipper-speed/640/1 "2022-07-18T13:26:10Z")
Originally published at: [https://3dprintbeginner.com/flsun-v400-review/](https://3dprintbeginner.com/flsun-v400-review/)
Delta printers are not very common, and a production delta with Klipper firmware was unavailable until now. The FLSUN V400 is the first delta 3D printer that comes with Klipper firmware out of the box, so I am very eager to test it and see how well it performs. The…
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### Author:  [@Herbi](http://forum.3dprintbeginner.com/u/Herbi)
#### Post date: [November 15, 2022, 6:03am UTC](http://forum.3dprintbeginner.com/t/flsun-v400-review-delta-klipper-speed/640/2 "2022-11-15T06:03:48Z")
May I ask a question, how did you manage to print Kong in about 11 hours? When I use your settings it takes about 13 hours in SuperSlicer
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### Author:  [@gasparirob](http://forum.3dprintbeginner.com/u/gasparirob)
#### Post date: [June 2, 2024, 4:52pm UTC](http://forum.3dprintbeginner.com/t/flsun-v400-review-delta-klipper-speed/640/3 "2024-06-02T16:52:46Z")
You printed the Flexy Fox with PETG at ~250 mm/s?? Really?? I always have read to stay under 60/80 mm/s with PETG…