# Ultrasonic Sensor HC SR-04P 3-5.5V

> 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

- Page: https://sigmanortec.ro/en/ultrasonic-sensor-hc-sr-04p-3-55v
- Price: 10.14 RON
- Availability: In stock; 1-2 zile
- Reference: 33282 · EAN: 5946482119739
- Category: Mechatronics and IoT > Sensors and Modules > Distance and Presence Sensors
- Specifications: tension: AD; Supply Voltage: 3 V; Maximum Input Voltage: 5.5 V
- Package (shipping data): 0.007 kg
- Updated: 2026-09-14
- Shop: [Sigmanortec.ro](https://sigmanortec.ro/en/llms.txt)
- Prices: RON, VAT included; prices and stock as of 2026-10-22 05:45 (Europe/Bucharest)

## Description

Ideal for distance measurement and obstacle detection in projects with Arduino and other boards, it operates stably at 3.3-5V without the classic 5V restriction. It offers precise detection between 2 and 400 cm, effective angle under 15 degrees for good focus and low consumption, suitable for robots, automation and rapid prototyping.
Ultrasonic sensor HC SR04 P, compatible with Arduino and other development boards.
This is the upgraded version of the classic HC SR-04 that removes the restrictions regarding the 5V supply voltage, has the advantage of being able to work with voltages between 3.3 and 5V.
Supply voltage: 3.3 - 5VDC
Operating current: 2.8mAh @5V
Effective angle: <15°
Detection distance: 2 ΓÇô 400cm
Dimensions: 45mm x 20mm x 15mm
User manual here