A
Anonymous
Mar 29, 2026
Rating: 5/5
Accurate and reliable
Compared with a standard thermometer, readings are spot on. Very happy with this purchase.
Description
Technical support, same-day shipping, quality assurance
Reviews
Attributes
| Brand | - |
| Category | Electronic Components / Maker DIY / Computer Hardware, Monitors & Peripherals |
| Origin | - |
| Sensor Model | DS18B20 |
| Communication Protocol | 1-Wire Bus |
| Operating Voltage | 3.0V to 5.5V DC |
| Temperature Range | -55°C to +125°C |
| Accuracy | ±0.5°C (-10°C to +85°C) |
| Resolution | 9 to 12-bit Configurable |
| Conversion Time | 750ms Maximum |
| Package Style | TO-92 on PCB Module |
| Pin Count | 3 Pins (VCC, Data, GND) |
| Compatibility | Arduino, Raspberry Pi, ESP32 |
5 reviews
A
Anonymous
Mar 06, 2026
Rating: 5/5
Fast shipping
Arrived next day. Documentation was helpful and the module is well soldered.
A
Anonymous
Feb 22, 2026
Rating: 5/5
Perfect for data logging
Low power consumption and stable readings over time. Ideal for my IoT project.
A
Anonymous
Feb 16, 2026
Rating: 4/5
Good value
Needs external pull-up resistor sometimes, but works well once configured correctly.
A
Anonymous
Feb 05, 2026
Rating: 5/5
Great for Arduino projects
Works perfectly out of the box. Used it for a greenhouse monitor and the readings are stable.
5 FAQ
Q: Can I use 3.3V logic levels?
A: Yes, it operates between 3.0V and 5.5V comfortably, so 3.3V systems are supported.
Q: Is this sensor waterproof?
A: No, this is a bare PCB module. Please use a waterproof probe version for liquids.
Q: How many sensors can I connect to one pin?
A: You can daisy-chain multiple sensors on a single data pin using unique addresses.
Q: Which library should I use?
A: We recommend the DallasTemperature library along with the OneWire library.
Q: Do I need a resistor for this module?
A: Yes, a 4.7k ohm pull-up resistor is recommended on the data line for stable communication.
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