More products from the brand :Sky-Watcher

Sky-Watcher StarGate-400P SynScan FlexTube GoTo

CHF 3'899

In stock with supplier

Free delivery against signature
Easy, free returns

Sky-Watcher Stargate 400P SynScan Go-To Wi-Fi - The ultra-bright premium Dobson

A top-of-the-range Dobson telescope for unforgettable nights
The Sky-Watcher Stargate 400P SynScan Go-To Wi-Fi offers a unique combination of observing power, compactness and technology. With its 406 mmits rigid telescopic tubular structure FlexTube Trusshis Alt-Az motorized mount with Go-To and its integrated Wi-Fi controlThis telescope is designed for enthusiasts looking for uncompromising performance.

Robust, intelligent modular design

Thanks to its metal structure telescopic and rigidThe Stargate 400P can be set up in less than 30 minutes, and is easier to transport than a conventional Dobson of this diameter. The 3-point locking guarantees stability and optical precision once in place. The included textile skirt protects against stray reflections during your sessions.

Integrated Go-To & Wi-Fi technology

Visit SynScan system allows you to automatically locate and track more than 42,900 celestial objects. It can be controlled via :

  • Visit SynScan joystick included
  • The application SynScan App (iOS / Android) via integrated Wi-Fi module
  • Compatible planetarium software for unlimited control

The technology Freedom-Find™ double encoder allows the telescope to be moved manually without losing alignment - exceptional comfort for visual observation.

High-performance parabolic optics

Its lightened parabolic mirror, 406 mm at f/4.1, coupled with a 120 mm secondary, benefits from the treatment RAQ™ (Radiant™ Aluminum Quartz) offering up to 94 % of reflectivity. Contrast, brightness and stability are exceptional, even at high magnification. Ideal for deep sky as well as planets.

Technical specifications

Lens type Newton reflector (Truss FlexTube structure)
Primary mirror diameter 406 mm
Focal length 1650 mm (f/4.1)
Secondary mirror 120 mm
Optical treatment RAQ™ - up to 94 % reflectivity
Lens holder Crayford 2″ double speed + 1.25″ adapter
Eyepieces included 12.5 mm and 20 mm - 70° wide angle
Magnifications supplied 82.5x and 132x
Maximum useful magnification 812x
Researcher 9×50 optical
Justieroculaire 1.25″ (included)
Tubular structure FlexTube Truss (telescopic) - 850 to 1500 mm
Frame All-metal motorized Dobson Alt-Az with Go-To
Control SynScan controller and SynScan App (integrated Wi-Fi)
Go-To database 42,900+ objects (Messier, NGC, IC, Caldwell, etc.)
Freedom-Find™ technology Yes - dual encoders for manual movement without loss of alignment
Motor control Schneckengetriebe + toothed belts - 256 Micro-Step / 1.8° stepper motor
Positioning Accuracy: 5′ arc RMS
Connections USB-B, power supply, SynScan
Power supply 11-15V DC (5A or 3A)
Light gain (vs 300 mm) +34,5%
Tube weight 25 kg
Frame weight 25 kg
Total weight 50 kg

Included in the box

  • Retractable tubus truss 406 mm
  • Dobson Go-To all-metal mount
  • SynScan joystick with cable
  • Integrated Wi-Fi module
  • 2 eyepieces (12.5 mm and 20 mm)
  • Justieroculaire 1,25″
  • Universal smartphone adapter
  • Researcher 9×50
  • Textile light skirt

Conclusion

Visit Sky-Watcher Stargate 400P SynScan Go-To Wi-Fi is a dream instrument for passionate astronomers. Its large aperture, relative mobility, full automation and intelligent control make it a powerful, user-friendly solution for exploring the sky's most spectacular objects. A benchmark in advanced visual observation.

Products in the same category

Télescope Acuter Voyager MAK127-FAST
Acuter Voyager telescope MAK127-FAST
CHF 349
Skywatcher Skymax-102 OTA
Skywatcher Skymax-102 OTA
CHF 269
Skywatcher Explorer 130M Motorisé
Skywatcher Explorer 130M Motorized
CHF 349
DayStar Quark - Calcium H-line
DayStar Quark - Calcium H-line
CHF 1'215
Sky-Watcher Skymax-102 AZ-GTi
Sky-Watcher Skymax-102 AZ-GTi
CHF 569
TS-Optics Photoline SD-APO 125 mm f/7.8 – Doublet FPL-53 / Lanthane
TS-Optics Photoline SD-APO 125 mm f/7.8 - Doublet FPL-53 / Lanthane
CHF 1'399
Sky-Watcher Explorer-200PDS sur EQ5
Sky-Watcher Explorer-200PDS on EQ5
CHF 899
Sky-Watcher Quattro-300P (f/4)
Sky-Watcher Quattro-300P (f/4)
CHF 1'289
Case n°7 du calendrier de l'Avent 2025 - Rabais sur la nouvelle HOPE D60
Box 7 of the 2025 Advent calendar - Discount on the new HOPE D60
Original price was: CHF 729.Current price is: CHF 679.
Dobson 500 mm (20") f/3.6 Ultra Light GEN 2
Dobson 500 mm (20") f/3.6 Ultra Light GEN 2
Original price was: CHF 7'399.Current price is: CHF 6'799.
Astrographe Super Apo Askar SQA85
Astrographe Super Apo Askar SQA85
CHF 1'979
Kit NextStar 8 (Télescope, monture, valise et batterie)
NextStar 8 kit (telescope, mount, case and battery)
CHF 2'399
Sky-Watcher Evostar 120EDX
Sky-Watcher Evostar 120EDX
CHF 1'389
Télescope Skymax-90 EQ-1
Skymax-90 EQ-1 telescope
CHF 269
Dobson de table StarSense 150mm avec pointage par smartphone
StarSense 150mm tabletop Dobson with smartphone pointing
CHF 589
Sky-Watcher Explorer-150PDS (OTA) (f/5)
Sky-Watcher Explorer-150PDS (OTA) (f/5)
CHF 389

Our new products

Solar Fast Tilter
Solar Fast Tilter
CHF 99
Réducteur de focale 0.77x pour Sky-Watcher Evostar 150EDX
0.77x focal reducer for Sky-Watcher Evostar 150EDX
CHF 320
Correcteur Sky-Watcher Evostar 100EDX & Esprit 70EDX
Sky-Watcher Evostar 100EDX & Esprit 70EDX correctors
CHF 209
Réducteur / Correcteur 0.85x-Sky-Watcher Evostar 150ED DS-PRO
Reducer / Corrector 0.85x-Sky-Watcher Evostar 150ED DS-PRO
CHF 298
Trépied Acier Inoxydable Sky-Watcher AZ5
Sky-Watcher AZ5 stainless steel tripod
CHF 185
Allonge colonne pour trépied filetage 3/8
Tripod column extension 3/8" thread
CHF 41
Contrepoids Sky-Watcher EQ8 10 kg
Sky-Watcher EQ8 10 kg counterweight
CHF 155
Trépied colonne Ultra Renforcé en Acier pour EQ8-R
Ultra-reinforced steel column tripod for EQ8-R
CHF 998
Adaptateur Sky-Watcher Nikon M48x0.75
Sky-Watcher Nikon M48x0.75 adapter
CHF 31
Adaptateur Sky-Watcher Canon M48x0.75
Sky-Watcher Canon M48x0.75 adapter
CHF 31
[category_menu_mobile]