SainSmart SX200 Expansion Board
Best expansion kit for hobbyists building custom robotics and multimedia projects.
This board transforms a basic single-board computer into a robust robotics and multimedia hub without the mess of breadboards. You sacrifice a slim profile for a massive jump in utility, gaining dedicated servo control, audio I/O, and wireless connectivity in one tidy, mountable package.
$58.80
Who it's for
- Makers wanting to avoid tedious, messy wiring projects
- Hobbyists building standard CNC machines with GRBL firmware
- Engineers needing to swap drivers for custom motor setups
Who should skip it
- Users running high-current motors without active cooling solutions
- Builders planning complex machines requiring more than four axes
- Beginners who require comprehensive, official setup documentation
Performance breakdown
Robotics Versatility
Eight dedicated servo channels provide robust control for complex mechanical projects.
Audio Integration
Onboard microphone and audio interfaces simplify sound-based projects without extra hardware.
Connectivity Expansion
Wi-Fi antenna and HDMI support significantly broaden the base board's utility.
Ease of Assembly
Included mounting hardware makes physical integration straightforward for any skill level.
Compatibility Range
Specifically tailored for the older B+ model, limiting modern board flexibility.
Control Accessibility
Integrated IR receiver adds a convenient layer of remote control functionality.
Key Specs
SKU
20-011-217
Microcontroller Processor
Raspberry Pi RP2040
Connectivity Protocol
Wi-Fi
Expansion Compatibility
Raspberry Pi B+
Shield/HAT Compatibility
Raspberry Pi HAT Compatible
Features 8-channel RC servo port
Includes audio input and output interfaces
Includes 2.4GHz Wi-Fi antenna
Includes HDMI adapter
Includes USB adapter
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