# Distance and Presence Sensors

> Ultrasonic sensors like HC-SR04, ToF/LIDAR modules VL53L0X, PIR motion sensors and presence radars HLK-LD2410, RCWL-0516

- Shop: [Sigmanortec.ro](https://sigmanortec.ro/en/llms.txt)
- Category page: https://sigmanortec.ro/en/distance-and-presence-sensors
- Category: Mechatronics and IoT > Sensors and Modules > Distance and Presence Sensors
- Prices: RON, VAT included; prices and stock as of 2026-10-22 01:32 (Europe/Bucharest)

## Subcategories

- [LIDAR and ToF Sensors](https://sigmanortec.ro/en/llms/c/254.md): LIDAR and ToF distance sensors (VL53L0X, VL53L1X, TF-LC02) and rotating modules for time-of-flight distance measurement (8 products)

## Products (22)

### VL53L0X V2 module, flight time, laser distance
- Page: https://sigmanortec.ro/en/vl53l0x-v2-module-flight-time-laser-distance
- Details: https://sigmanortec.ro/en/llms/p/319.md
- Price: 12.68 RON
- Availability: In stock; 1-2 zile
- Reference: 33553 · EAN: 5943351338048
- Specifications: Model: VL53L0X V2

ToF module with VL53L0X V2 sensor for laser distance measurement up to 2 m, based on the time of flight of light. Includes filters for stable performance under varying ambient light conditions and surface types. Communicates via I2C, compatible with Arduino and other development boards. Supply voltage 2.6-3.5VDC, features Reset and Interrupt pins. Dimensions: 25 x 10.7mm.

### Ultrasonic sensor distance display module HC-SR04
- Page: https://sigmanortec.ro/en/ultrasonic-sensor-distance-display-module-hc-sr04
- Details: https://sigmanortec.ro/en/llms/p/1834.md
- Price: 21.70 RON
- Availability: In stock; 1-2 zile
- Reference: 9715 · EAN: 5946711144372

Distance display module for the HC-SR04 ultrasonic sensor (reference 9715). Allows measuring and displaying the distance to objects without an external microcontroller, suitable for testing and educational projects. Operates at 5VDC, shows values on an LED display, compatible with the HC-SR04 sensor, detection angle up to 15 degrees. Package includes only the display module, not the HC-SR04 sensor.

### HC-SR04 ultrasonic sensor, distance 2–450 cm, 5V
- Page: https://sigmanortec.ro/en/ultrasonic-sensor-hc-sr04
- Details: https://sigmanortec.ro/en/llms/p/674.md
- Price: 8.13 RON
- Availability: In stock; 1-2 zile
- Reference: 22017 · EAN: 5946598261001

HC-SR04 ultrasonic sensor, compatible with Arduino, used for distance measurement and obstacle detection in robotics or automation projects. Operates at 5V, covers a range of 2 cm to 450 cm, with an accuracy of up to 0.3 cm. Connects via Trigger and Echo pins for easy integration into circuits.

### Ultrasonic Sensor HC SR-04P 3-5.5V
- Page: https://sigmanortec.ro/en/ultrasonic-sensor-hc-sr-04p-3-55v
- Details: https://sigmanortec.ro/en/llms/p/675.md
- Price: 10.14 RON
- Availability: In stock; 1-2 zile
- Reference: 33282 · EAN: 5946482119739
- Specifications: tension: AD; Supply Voltage: 3 V; Maximum Input Voltage: 5.5 V

HC SR-04P ultrasonic sensor, an upgraded version of the HC-SR04, DC supply voltage from 3 V to 5.5 V. Used for distance measurement and obstacle detection, compatible with Arduino and other development boards. Detection range 2-400cm, effective angle 

### Pixhawk Ultrasonic Module, Time of Flight, GY-US42, I2C, TTL, PWM, 3-5V
- Page: https://sigmanortec.ro/en/pixhawk-ultrasonic-module-time-of-flight-gy-us42-i2c-ttl-pwm-3-5v
- Details: https://sigmanortec.ro/en/llms/p/1684.md
- Price: 72.18 RON
- Availability: In stock; 1-2 zile
- Reference: 9572 · EAN: 5946195117497
- Specifications: Supply Voltage: 3; Maximum Input Voltage: 5; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.

GY-US42 ultrasonic module for Pixhawk, Arduino and other boards, calculates distance using time of flight. Measurement range 20-720 cm, resolution 1 cm, response frequency 15 Hz. Supply voltage 3-5 V, current draw 9 mA. Communication via I2C (default address 0x70), TTL UART (9600-115200bps) or PWM, selectable via jumper. I2C modes: Direct, Pixhawk, APM.

### Gesture proximity sensor, ambient light, APDS-9930, 3.3V
- Page: https://sigmanortec.ro/en/gesture-proximity-sensor-ambient-light-apds-9930-33v
- Details: https://sigmanortec.ro/en/llms/p/665.md
- Price: 9.91 RON
- Availability: In stock; 1-2 zile
- Reference: 33147 · EAN: 5942263360758
- Specifications: Input Voltage: 3.3 V

Module with APDS-9930 for ambient light measurement and proximity detection, ideal for Arduino projects and compatible boards, operates at 3.3V and communicates quickly via I2C, offers up to 16 bit resolution for precise readings, includes programmable threshold interrupt and low power mode for minimal consumption between measurements.
Gesture proximity sensor, ambient light CJMCU9930 APDS 9930, compatible with Arduino and other development boards.
This sensor works at a logic voltage of 3.3V, which is why it is necessary to use a logic level converter if you use 5V microcontrollers.

### PIR motion sensor, HC-SR501
- Page: https://sigmanortec.ro/en/pir-motion-sensor-hc-sr501
- Details: https://sigmanortec.ro/en/llms/p/661.md
- Price: 7.93 RON
- Availability: In stock; 1-2 zile
- Reference: 22148 · EAN: 5945909452350

PIR motion sensor HC-SR501 for detecting movement indoors, suitable for automation, alarms or lighting control. Power supply 5-20VDC, current consumption 65mA, detection angle over 120 degrees, range up to 7 m. Delay time adjustable between 0.8 and 18 seconds, High or Low output selectable via jumper. Operating temperature -15 - +70 degrees, dimensions 32 x 24 mm.

### Mini PIR sensor, SR602, motion detection, 3.3-15V
- Page: https://sigmanortec.ro/en/mini-pir-sensor-sr602-motion-detection-33-15v
- Details: https://sigmanortec.ro/en/llms/p/1844.md
- Price: 8.35 RON
- Availability: In stock; 1-2 zile
- Reference: 9723 · EAN: 5940219587563
- Specifications: Input Voltage: 3.3 - 15 V; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.

Mini PIR module for motion detection, ideal for automation, security and Arduino projects. It operates at 3.3-15V and offers a safe 3.3V digital output, simply connects on 3 pins. Detects presence up to 5 m, recommended 3.5 m, with a default HIGH time of 2.5 s settable. Can be adapted to work only at night via photoresistor.
The Mini SR602 module, compatible with Arduino and other development boards, is a motion sensor based on pyrolytic infrared technology, offering a compact solution for motion detection. This module is ideal for home automation projects, security systems, and applications where it is necessary to detect human or animal movement.

### Mini infrared sensor, PIR, HC-SR505
- Page: https://sigmanortec.ro/en/mini-infrared-sensor-pir-hc-sr505
- Details: https://sigmanortec.ro/en/llms/p/2039.md
- Price: 9.27 RON
- Availability: In stock; 1-2 zile
- Reference: 9861 · EAN: 5943526410715

Mini PIR module for motion detection, ideal for automation, security and robotics projects. Compatible with Arduino, Raspberry Pi and other boards, uses BISS0001 chip, operates at 4.5-20V and delivers 3.3V digital signal, detects up to 3 m with a wide angle of up to 120 degrees, with adjustable delay for stable triggering.
The PIR (passive infrared) sensor module, compatible with Arduino and other popular development boards such as Raspberry Pi, Beaglebone and 8051, equipped with the BISS0001 chip.
It is designed for motion detection, ideal for integration into automation, security and robotics projects.

### HB100 Radar Doppler Module
- Page: https://sigmanortec.ro/en/hb100-radar-doppler-module
- Details: https://sigmanortec.ro/en/llms/p/371.md
- Price: 18.45 RON
- Availability: In stock; 1-2 zile
- Reference: 33248 · EAN: 5943808420128

HB100 Radar Doppler Module using 10.525GHz microwaves to detect movement of objects at distances over 20 m. Supply voltage 5VDC (5V ± 0.25V), operating current 60mA max/37mA normal, dimensions 45 x 37mm, weight 8 grams. Integrated antenna with 8dBi gain, vertical angle 36 degrees, horizontal angle 72 degrees, sensitivity -86dBm. An external signal amplifier is recommended for processing the Doppler signal.

### RCWL-0516 Radar Doppler Sensor
- Page: https://sigmanortec.ro/en/rcwl-0516-radar-doppler-sensor
- Details: https://sigmanortec.ro/en/llms/p/634.md
- Price: 6.20 RON
- Availability: Out of stock
- Reference: 22014 · EAN: 5944327769514
- Specifications: tension: AD; Supply Voltage: 4; Maximum Input Voltage: 28

Compact solution for motion detection in automation and security systems, uses microwave radar for better coverage than PIR and can detect through certain materials. Offers 3.3V trigger output, distance and blocking time can be adjusted, and support for CDS photoresistor allows operation conditioned by ambient light.
Radar Doppler sensor RCWL-0516, an optimal solution for motion detection , ideal for use in automation and security . Designed to operate at an operating voltage of 3.3V , this sensor with microwave technology offers superior capabilities compared to traditional PIR infrared sensors, ensuring extended coverage and accurate detection.

### Human presence sensor, HLK-LD2410, 24GHz, Radar, 5-12V
- Page: https://sigmanortec.ro/en/human-presence-sensor-hlk-ld2410-24ghz-radar-5-12v
- Details: https://sigmanortec.ro/en/llms/p/1873.md
- Price: 53.78 RON
- Availability: Out of stock
- Reference: 9743 · EAN: 5941878213909
- Specifications: Input Voltage: 5-12 V; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.; Model: HLK-LD2410

24GHz radar module for detecting human presence indoors, recognizes moving or stationary people including micro-movements and estimates the distance to the target, covers up to 5 m with a wide detection angle, is powered by 5-12V and easily integrates into smart systems via GPIO or UART outputs, with adjustable parameters for sensitivity and area.
HLK-LD2410 is a high sensitivity 24GHz human presence status detection module developed by Hilink Electronics.

### Human presence sensor, 24G, Hi-Link, radar, LDS2420
- Page: https://sigmanortec.ro/en/human-presence-sensor-24g-hi-link-radar-lds2420
- Details: https://sigmanortec.ro/en/llms/p/1971.md
- Price: 35.34 RON
- Availability: In stock; 1-2 zile
- Reference: 9789 · EAN: 5948235148331

LDS2420 24 GHz radar module (Hi-Link) for indoor human presence detection, with antennas integrated on the PCB. Detects motion and micro-motion up to 8 m, ±60° detection angle. Power supply 3.3V (3.0-3.6V), average current 50 mA, HIGH signal on detection. Supports GPIO and UART interfaces, configurable sensitivity and detection zone. Dimensions 20 x 20mm. FCC, CE certified.

### Laser sensor, emitter-receiver, PNP NO, E3F-20B1, 6-36V, 20M
- Page: https://sigmanortec.ro/en/laser-sensor-emitter-receiver-pnp-no-e3f-20b1-6-36v-20m
- Details: https://sigmanortec.ro/en/llms/p/1810.md
- Price: 71.11 RON
- Availability: In stock; 1-2 zile
- Reference: 9698 · EAN: 5948436184084
- Specifications: Input Voltage: 6 - 36 V; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.

Laser emitter-receiver barrier for rapid detection by beam interruption, ideal for automation, gates, conveyor belts, and parts counting. It offers a PNP NO output for easy integration into PLCs, 6-36VDC power supply, working distance up to 20 m, and simple alignment thanks to the 3 mm beam and the status LED on the receiver.
The laser barrier sensor set consists of a laser beam emitter module and a receiver module, supplied together with the nuts and washers required for mounting. Detection is performed by the occlusion method, meaning by interrupting the laser beam between the emitter and receiver, which allows the presence of an object to be detected practically at the speed of light.

### VL53L1X distance sensor, original IC, ToF, 3-5V
- Page: https://sigmanortec.ro/en/vl53l1x-distance-sensor-original-ic-tof-3-5v
- Details: https://sigmanortec.ro/en/llms/p/2075.md
- Price: 51.75 RON
- Availability: In stock; 1-2 zile
- Reference: 9905 · EAN: 5946455389466
- Specifications: Input Voltage: 3 - 5 V

ToF module for fast and accurate distance measurement, ideal for autonomous robots, obstacle avoidance and automation. Offers up to 4 m range in optimal conditions and up to 50 Hz, communicates easily via I2C with Arduino and other boards, has 27° FoV with programmable ROI for focus and multi-zone, includes XSHUT and interrupt pins for control and use with multiple sensors.

### 360 degree LIDAR module, M1C1, rotating, UART
- Page: https://sigmanortec.ro/en/360-degree-lidar-module-m1c1-rotating-uart
- Details: https://sigmanortec.ro/en/llms/p/2090.md
- Price: 137.08 RON
- Availability: Out of stock
- Reference: 9919 · EAN: 5949284991480

2D LiDAR sensor with 360° laser scanning, ideal for autonomous navigation, mapping and obstacle avoidance, quickly generates a detailed point cloud for precise positioning, detects up to 8 m with optimal performance between 0.1 and 6 m, angular resolution approx. 0.93° and scanning at 10 Hz, UART interface for easy integration and low typical consumption of 1 W.
The LiDAR M1C1 Mini sensor performs 360° 2D laser scanning and operates on the triangulation principle. It is intended for autonomous navigation and mapping. It generates a point cloud of the surrounding environment, useful for obstacle avoidance, autonomous positioning, SLAM mapping, and creating 2D maps.

### Tester Module Set with Display and VL53L0X, 3.3-5V
- Page: https://sigmanortec.ro/en/tester-module-set-with-display-and-vl53l0x-33-5v
- Details: https://sigmanortec.ro/en/llms/p/2272.md
- Price: 36.06 RON
- Availability: In stock; 1-2 zile
- Reference: 88132 · EAN: 5944248336642
- Specifications: Input Voltage: 3.3 - 5 V; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.; Model: VL53L0X

Set consisting of a VL53L0X laser sensor and an intermediate board with digital display, for distance measurement using the ToF method. Power supply 3.3-5VDC, recommended maximum range 50cm, update every 1 second. The VL53L0X communicates with the intermediate board via I2C, which processes the data with an MS51FB9AE chip and outputs it serially. Board dimensions: 35 x 25 x 23mm. Package: 1 x VL53L0X sensor, 1 x intermediate board.

### Ultrasonic sensor module, JSN-SR04T, v3.3, waterproof, 3-5V
- Page: https://sigmanortec.ro/en/ultrasonic-sensor-module-jsn-sr04t-v33-waterproof-3-5v
- Details: https://sigmanortec.ro/en/llms/p/1487.md
- Price: 56.07 RON
- Availability: In stock; 1-2 zile
- Reference: 9381 · EAN: 5946649856880
- Specifications: Supply Voltage: 3; Maximum Input Voltage: 5; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.

Ultrasonic sensor module JSN-SR04T v3.3, waterproof, for contactless distance measurement, DC 3.0-5.5V supply, current 

### Ultrasonic Sensor HY-SRF05, 5 Pins, 2–450 cm, 5V
- Page: https://sigmanortec.ro/en/ultrasonic-sensor-hy-srf05-5-pins-2450-cm-5v
- Details: https://sigmanortec.ro/en/llms/p/2453.md
- Price: 12.64 RON
- Availability: In stock; 1-2 zile
- Reference: 88282 · EAN: 5946704104390
- Specifications: Input Voltage: 5 V; Number of pins: 5; Measuring distance: 2 - 450 cm

Ultrasonic module for contactless distance measurement in robots, automation, and Arduino projects, with a range of 2-450 cm and a detection angle of up to 15°. It operates at 5V, uses the TRIG ECHO protocol compatible with HC-SR04, and has 5 pins with OUT for selecting standard mode or single-pin mode. It provides TTL output and good accuracy under ideal conditions.
The HY-SRF05 ultrasonic sensor is a non-contact distance measurement module, functionally compatible with the popular HC-SR04. It uses the same TRIG/ECHO control protocol and also includes an OUT pin for selecting the operating mode.

### ToF Sensor Module VL53L5CX, 8x8 zone, I2C, 3–5 VDC
- Page: https://sigmanortec.ro/en/tof-sensor-module-vl53l5cx-8x8-zone-i2c-35-vdc
- Details: https://sigmanortec.ro/en/llms/p/2551.md
- Price: 129.37 RON
- Availability: In stock; 1-2 zile
- Reference: 88260 · EAN: 5947738338294
- Specifications: Chipset: VL53L5CX

High-precision VL53L5CX Time-of-Flight sensor with configurable multi-zone detection up to 8x8 (64 zones), measures distance up to 4 meters using an invisible VCSEL laser and operates at frequencies up to 60 Hz. I2C interface, 3 - 5 VDC power supply, compatible with Arduino, ESP32, Raspberry Pi and other platforms, suitable for robotics, environment mapping, obstacle detection and smart systems.
The VL53L5X V2 sensor module integrates the VL53L5CX chip, a Time-of-Flight (ToF) sensor developed by STMicroelectronics, which measures distance by the flight time of light emitted by a VCSEL laser.

### TF-LC02 LiDAR module, ToF, UART, 3.3V
- Page: https://sigmanortec.ro/en/tf-lc02-lidar-module-tof-uart-33v
- Details: https://sigmanortec.ro/en/llms/p/2074.md
- Price: 89.41 RON
- Availability: Out of stock
- Reference: R-9904 · EAN: 5940317614185
- Specifications: Input Voltage: 3.3 V

Compact LiDAR ToF module for fast and reliable distance measurement in robots, drones and smart devices, offers UART communication at 3.3V for easy integration with Arduino and other boards, measures between 3 and 200 cm with accuracy up to ±2 cm, low consumption of approximately 15 mA, includes 6-pin PH1.0 connector and mounting ears for stable mounting.
LiDAR module, TF-LC02, compatible Arduino and other development boards, based on the ToF (Time-of-Flight) principle and TDC (Time-to-Digital Converter) architecture, which allows distance measurement with very small dimensions.

### VL53L0X time of flight module
- Page: https://sigmanortec.ro/en/vl53l0x-time-of-flight-module
- Details: https://sigmanortec.ro/en/llms/p/464.md
- Price: 17.04 RON
- Availability: In stock; 1-2 zile
- Reference: 22150 · EAN: 5949610598062

VL53L0X time of flight module for precise distance measurement using infrared, up to 2 metres. Supply voltage 2.8-5VDC, response time under 30ms, operating consumption 20mW and standby consumption 5uA. Communicates via IIC protocol. Dimensions 13.3 x 10.5 mm. Suitable for robotics, automation and proximity detection in compact spaces.