Energy Management & Monitoring
Chengdu Meskernel Integrated Technology Co. Ltd
24 Dec 2025
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Get Your Quote Now : US$ 55.68/ Piece
LDK-40 is a high-precision laser ranging module, independently developed by Chengdu Meskernel Integrated Technology Co., Ltd. The extremely small and lightweight features (48*26*13mm, 9g) make it suitable for size and weight limited scenario and convenient for users to integrate into their systems. With low power consumption, stable performance, high accuracy and fast measurement speed, the module has been widely used in industrial automation fields.
Meskernel provides a series of customization service including but not limited to range, accuracy, baud rate, frequency, communication interface, temperature, etc., if you have any customization request, please feel free to contact us.
| Optical specifications |
| Part No. | LDK-80 |
| Range | 0.03-40m |
| Accuracy | ±1mm |
| Frequency | 3/8Hz |
| Laser Type | 610-690nm, Visible Red |
| Laser Class | Class II (IEC 60825-1:2014), <1mw |
| Laser Spot | <8mm at 10m <20mm at 20m <40mm at 40m |
| Measurement Method | Phase-shift principle |
| Electrical specifications |
| Input Voltage | DC 2.5V~3.6V, 3.3V is recommended |
| Current | Laser on: < 60mA at 3.3V Continuous measurement mode: <100mA at 3.3V Standby: < 30mA at 3.3V |
| Communication specifications |
| Communication Level | TTL (3.3V) |
| Interface | USART, RS232, RS485 |
| Baud Rate | Auto detection: Default 115200 bps, can be set to 9600~115200 bps |
| | Fixed baudrate: Default 115200 bps, can be customized as 4800 bps, 9600 bps, 19200 bps, 38400 bps, 115200 bps |
| Other specifications |
| Dimensions | 48*26*13mm (L*W*H) |
| Weight | 9g±0.9g |
| Working Temperature | 0~40 ℃ (32-104 ℉) |
| Storage Temperature | -25~60 ℃ (-13~140 ℉) |
| Certification | CE / FCC / RoHS / FDA |
| Warranty | 12 months |
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