WandererBox Pro V3 (WBX3-Pro)
New product
The WandererBox Pro V3 is a high-performance power and USB controller designed for advanced astrophotography setups. It features 10 DC outputs, 9 USB ports, intelligent dew-heater control and up to 120 W mini PC support.
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The WandererBox Pro V3 is a multifunctional power and USB distribution hub for astronomical equipment.
It centralizes and stabilizes power management for cameras, mounts, dew heaters and observatory devices.
The system includes 10 DC outputs:
one 19 V / 6 A output for mini PC (Intel NUC 7 & 8 verified),
two 5–13.2 V / 5 A regulated outputs,
three dew-heater ports (8 A),
four 12 V switchable ports (two groups, 8 A each),
and one open 12 V output (10 A).
It provides 3 USB 3.1 and 6 USB 2.0 ports, sharing a total capacity of 5 V / 6 A. USB 3.1 ports are individually switchable; USB 2.0 ports are grouped by three.
The adjustable 5–13.2 V regulator ensures stable power for sensitive devices, preventing voltage drops caused by long cables or remote installations.
Integrated DHT22 and three temperature probes enable smart dew-heater control with three modes:
manual PWM power adjustment,
constant temperature mode,
dew-point differential control.
The 19 V / 6 A output supplies up to 120 W for mini PCs, supporting intensive tasks such as PixInsight processing.
A silent maglev fan automatically activates under load for efficient cooling without vibration.
The display interface shows voltage, current, temperature and dew point in real time.
Protection includes short-circuit, overcurrent, electrostatic and electrophoresis circuits for safe operation in harsh environments.
M4 and M6 threaded holes allow mounting on a dovetail plate or custom support.
Low-temperature design guarantees operation down to –25 °C.
Manufacturer: WandererAstro
Model: WandererBox Pro V3
Type: power distributor and USB controller
Input: up to 12 V / 18 A
DC outputs (10 total):
1 × 19 V / 6 A for mini PC
2 × 5–13.2 V / 5 A regulated
3 × dew heater / switch (8 A)
4 × 12 V switchable (8 A per group)
1 × 12 V open (10 A)
USB outputs (9 total): 3 × USB 3.1 + 6 × USB 2.0 (5 V / 6 A)
Sensors: 1 × DHT22 + 3 × temperature probes
Heater modes: manual, constant, dew-point difference
Voltage regulation: 5–13.2 V switchable
Mini PC output: 19 V / 6 A (120 W max)
Cooling: automatic maglev fan
Protections: short circuit, overcurrent, ESD, electrophoresis
Indicators: 19 V / 12 V / 5 V LEDs
Mounting: M4 and M6 thread holes
Operating temperature: down to –25 °C
Weight / size: not specified

Total of 10 Power Output Ports:
1 × 19V 6A output port for mini PC
2 × 5–13.2V 5A switchable regulated outputs
3 × dew heater (switch) output ports
4 × 12V switchable DC output ports
1 × normally open 12V output
19V 6A Output: DC5525 connector, tested with Intel NUC7 and Intel NUC8, but compatibility with all mini PC brands is not guaranteed.
5–13.2V Switchable Regulated Outputs: DC5521 connectors, adjustable voltage. The two parallel ports share a maximum total output current of 5A.
Dew Heater (Switch) Outputs: DC5521 connectors, three in total, each can be controlled independently. They can adjust the power of the dew heaters or be used as regular switchable outputs.
Ordinary 12V Switchable Outputs: DC5521 connectors, four in total, arranged in two groups. Each group shares a maximum total current of 8A and can be turned on or off individually.
Normally Open 12V Output: DC5525 connector, internally connected directly to the input port, maximum current 10A.

3 × USB 3.1 + 6 × USB 2.0
Maximum continuous current: 6A
All USB ports are switchable.
Three USB 3.1 outputs can be used to connect cameras for high-speed data transfer. Each port can be switched on or off individually.
Six USB 2.0 outputs can be used to connect other devices such as equatorial mounts, WandererCovers, and more. They are divided into two groups of three ports, and each group can be switched on or off.
All USB output ports share a 5V / 6A power supply capacity, sufficient to power a USB dew heater.

1 × DHT22 temperature and humidity sensor
3 × temperature probes
(Standard accessories, no additional purchase required)
Manual control: manually adjust the PWM port duty cycle (0–255) to control the power of the dew heater.
Constant temperature control: WandererBox maintains the dew heater at a constant temperature set by the user.
Dew point temperature difference mode: WandererBox regulates the dew heater temperature to stay at a fixed value above the dew point. This mode saves power, effectively prevents condensation, and avoids overheating, ensuring stable operation and good image quality.




Input voltage and current monitoring
19 V output current monitoring
5–13.2 V regulator output current monitoring
Intuitive display interface: voltage, current, dew point temperature, and other information are clearly displayed and easy to read at a glance.
Note: current values are for reference only and may show slight deviations due to environmental factors.




Low temperature resistant design, allowing normal operation in environments as cold as -25°C (-13°F).


