If you are designing battery-operated IoT devices, you already know the engineering headache of balancing responsiveness with battery life. Keeping a microcontroller awake just to monitor movement drains power fast.
We designed the CSX-SEN-645B Omnidirectional Tilt & Vibration Sensor specifically to solve this problem. It acts as a highly sensitive, passive hardware interrupt. Furthermore, we engineered it as a direct, drop-in replacement for the popular SQ-SEN-645B, allowing purchasing teams to cut BOM (Bill of Materials) costs without forcing engineers to redesign the PCB.
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Voltage |
0.5~2.4VDC |
|
Current |
2uA-10mA |
|
Closed resistance |
<30Ω |
|
Insulation resistance |
>10MΩ |
|
Temperature range Operating |
-40℃ to 80℃ |

How It Works
Unlike traditional mechanical ball switches that often suffer from sticking issues or require specific mounting angles, the internal mechanics of the CSX-SEN-645B handle motion differently.

The Engineering Advantage
True 360° Triggering: It doesn't matter if your device is mounted upside down, sideways, or flat. The sensor detects vibration and tilt from any direction.
Nano-Power Efficiency: This is a purely passive component. In its resting state, it draws less than 50nA. Your main MCU can stay in deep sleep mode and only wake up when the CSX-SEN-645B sends a hardware interrupt.
Mercury-Free & Reliable: We manufacture these using an environmentally safe, RoHS-compliant metallic housing, eliminating the environmental hazards of older mercury switches while delivering over 10 million trigger cycles.

Where Our Clients Use It

Based on the feedback from our current clients, this sensor performs best in applications where "wake-on-motion" is critical:
GPS & Asset Tracking: The tracker remains asleep until the shipping container or vehicle physically starts moving, extending battery life from weeks to months.
Active RFID Tags: Conserves energy by transmitting only during handling or transit.
Smart Wearables & Anti-Theft: Instantly detects falls, unauthorized tampering, or tilting.
Why Source Directly from CSX Sensor?
Finding a good component is only half the battle; getting a stable supply is the other half.
Because we manufacture the CSX-SEN-645B Omnidirectional Tilt & Vibration Sensor in our own facility, you don't have to deal with distributor markups or unpredictable backorders. We maintain a straightforward pricing structure and typically ship mass production orders within 1 to 2 weeks.

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