🔭 AstroLink 4 mini II
A compact and multifunctional astrophotography controller designed for advanced setup automation and precision hardware control.
🌌 Key Features:
- 🧠 Multifunctional controller designed for astrophotography setups
- 💻 Requires external computer (laptop, mini PC, or Raspberry Pi)
- ⚙️ Controls two focusing stepper motors simultaneously — perfect for dual-scope rigs
- ⚡ 12V DC power switches for mounts, cameras, filter wheels, and more
- 🔥 Regulated PWM outputs for dew heater control
- 🔋 Adjustable 3–10V DC regulated output for auxiliary equipment
- ⚡ (NEW in 2025) USB Quick Charge output (up to 18W) for powering mobile devices or accessories
🌡️ Sensor Support & Monitoring:
📊 Supports sensors for:
- Temperature
- Humidity
- Sky temperature / cloud coverage
- Sky brightness
🔁 Automated workflow and dew heater control based on environmental conditions
📈 Live monitoring of:
- Input voltage
- Current draw
- Energy consumption
🚨 Alert system for low voltage, overcurrent, and battery drain scenarios
🛡️ Overvoltage and overcurrent protection to safeguard sensitive equipment
🎯 Advanced Functions:
- 📐 Focuser temperature compensation with built-in calculator
- 📊 Focus and environment charts with export options
- 💾 Permanent memory for focuser position — no parking required after each session
🧩 Software Compatibility:
✅ INDI Driver (Linux-based setups)
✅ ASCOM Drivers (Windows-based setups):
- ASCOM Focuser
- ASCOM Focuser 2 (for dual motor setups)
- ASCOM Observing Conditions
- ASCOM Switch
If you are looking for a simple focusing solution, please check the FocuserOne device.
If you are looking for an astrophotography controller integrated with a computer, please check the AstroLink 4 Bee or AstroLink 4 Pi.
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AstroLink 4 mini II680.00 zł incl. Vat -
Active USB 3.0 hub with card reader79.00 zł incl. Vat -
Active USB 3.0 hub99.00 zł incl. Vat -
AstroLink mounting plate100.00 zł incl. Vat -
3-in-1 multi sensor for AstroLinkPrice range: 370.00 zł through 410.00 zł incl. Vat -
2-in-1 multi-sensor for AstroLink195.00 zł incl. Vat -
Sky temperature sensor165.00 zł incl. Vat -
Temperature / humidity sensor75.00 zł incl. Vat -
AstroLink connectors caps10.00 zł incl. Vat -
Sensor signal splitter65.00 zł incl. Vat -
DC power cablePrice range: 29.00 zł through 49.00 zł incl. Vat -
Silicone DC power cablePrice range: 50.00 zł through 80.00 zł incl. Vat
Latest software and downloads (ASCOM 7 platform only)
| Device | Panel application | ASCOM driver | Firmware | Docs / other |
|---|---|---|---|---|
| AstroLink 4 Bee | 5.0.13 Unified control panel manual [PDF] YT presentation | 5.0.7 | 1.0.2 (13.05.2025) | PDF / YT |
| AstroLink 4 MAX | ||||
| AstroLink 4 micro | ||||
| AstroLink 4 mini II | ||||
| Software/firmware changelog | ||||
Latest software and downloads (ASCOM 6 or 7)
| Device | Panel application | ASCOM driver | INDI driver | Firmware | Docs / other |
|---|---|---|---|---|---|
| AstroLink 4 Bee | 4.6.13 | 3.2.10 | N/A | 20250406 | PDF / YT |
| AstroLink 4 micro | 4.6.13 | INDI | |||
| AstroLink 4 mini II | 4.9.2 | INDI | |||
| AstroLink 4 Pi | N/A | N/A | INDI | N/A | PDF / YT |
| Software/firmware changelog | |||||
| Other software | |
|---|---|
| FTDI drivers | FTDI Virtual COM Port Drivers |
| CP210x drivers | Silicon Labs Virtual COM Port drivers |
| USBTreeView tool | https://www.uwe-sieber.de/usbtreeview_e.html |
AstroLink gallery
