The 12mm GL12528 Light Sensitive Photoresistor LDR (2Pcs) is a highly responsive component designed for ambient light detection and control applications. Based on cadmium sulphide photoconductive cells, this sensor exhibits a significant drop in resistance when exposed to increased light intensity, making it ideal for projects where light variation needs to be measured or reacted to.
Each sensor in this pack features a 12mm round body with high light sensitivity and a spectral response close to that of the human eye. Whether you are building automatic lighting systems, alarms, or DIY electronic projects, the GL12528 LDR is a dependable and cost-effective solution.
🔧 Key Features
- 12mm GL12528 Light Sensitive Photoresistor LDR
- Operates based on light-induced resistance changes
- Uses Cadmium Sulphide (CdS) photoconductive material
- Compact design, easy to integrate on PCBs or breadboards
- Responds efficiently in both bright and low-light conditions
- Reliable performance for indoor and outdoor applications
📐 Technical Specifications
Product Type | Light Dependent Resistor (LDR) |
Model | GL12528 |
Head Diameter | 12mm |
Light Sensitive Material | Cadmium Sulphide (CdS) |
Dark Resistance | >1MΩ |
Light Resistance | 10–20kΩ (at 10 Lux) |
Response Time | Rise: ~30ms, Fall: ~30ms |
Spectral Response | Approx. 540nm |
Operating Voltage | Up to 150V (typical in low voltage circuits) |
Temperature Range | -30°C to +70°C |
Pin Type | Through Hole |
Weight | ~1.5g (each) |
📌 Applications
- Automatic light detection and control systems
- Outdoor lighting ON/OFF triggers
- Smoke and flame detection systems
- Consumer appliances and alarm circuits
- Batch counting and object detection
- DIY and educational electronics
💡 Why Choose This LDR?
The 12mm GL12528 Photoresistor offers high sensitivity, fast response, and excellent reliability in ambient light sensing. Whether used in commercial electronics or hobby projects, this LDR provides consistent performance and is easy to mount and integrate.
📦 Package Includes
- 2 × 12mm GL12528 Light Sensitive Photoresistor LDR
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