AstroGearAstroGear
Shop
MarketplaceGalleryAbout
© 2026 AstroGear
PrivacyTermsShippingRefunds
ShopFocusersSESTO SENSO 3
SS3_2.webp

SESTO SENSO 3

by
View on manufacturer site
  • Robotic focusing motor for Crayford and Rack-and-Pinion focusers
  • Integrated encoder for precise position tracking
  • Self Centering Clamp 2 for fast, bracket-free installation
  • USB-C and WiFi connectivity for flexible control
  • Compatible with PLAY and ASCOM software
R 7 995.00
Available to order

Estimated 14 days lead time

Need help with SESTO SENSO 3?

Email us

SESTO SENSO 3 is a state-of-the-art robotic focusing motor engineered for external Crayford and Rack-and-Pinion focusers. Building on previous generations, it delivers enhanced automation and precision for demanding astrophotography setups.

Key Features

  • Compact all-in-one chassis for easy installation on compatible focusers
  • Integrated encoder enables precise position tracking and allows manual movement without losing focus position
  • Self Centering Clamp 2 (SCC2) system supports fast, bracket-free installation on 25mm, 26mm, 33mm, and 37mm shafts
  • High-precision motor achieves 0.7 micron resolution per step (with 1:10 reduction focusers)
  • Modern USB-C connectivity for reliable computer control
  • Built-in WiFi for wireless operation via smartphone or tablet using the Virtual HandPad
  • Compatible with PLAY astrophotography software and ASCOM drivers for integration with third-party applications
  • Dedicated ARCO rotator port for direct connection to ARCO camera rotators
  • Dimmable LED indicators with DARK mode to preserve night vision
  • Temperature sensor port for automatic focus compensation (external probe required, not included)

Designed for Advanced Astrophotography

SESTO SENSO 3 streamlines your imaging workflow with robust connectivity options and advanced automation features. Its compact design houses all electronics, making it suitable for both portable and permanent observatory setups.