257 Square 2×5×7mm Red LED Diode High Brightness Long Pin Through Hole Indicator Lamp Beads
Product Overview
These 257 square LEDs feature a compact 2×5×7mm red-colored lens, delivering bright, uniform red light for status indication. The long-pin design ensures flexible PCB assembly, while the unique square profile makes them ideal for applications requiring a flat, low-profile indicator light, such as control panels, consumer electronics, and industrial equipment.
Specifications
| Parameter |
Details |
| Package Type |
257 Square Through-Hole LED |
| Lens Style |
Red-Colored Square Lens with Flange |
| Pin Configuration |
2-Pin (Anode/Cathode), Long Pin |
| Lens Dimensions |
2.0×5.0mm (Cross-Section), 7.0mm (Length) |
| Pin Length |
28.0±1.0mm (Long Pin) / 26.0±1.0mm (Shorter Pin) |
| Dominant Wavelength |
620-630nm (Red) |
| Forward Voltage (VF) |
1.8-2.2V (Typical) |
| Forward Current (IF) |
20mA (Rated) |
| Viewing Angle |
30°-45° (Typical, Square Lens) |
| Operating Temperature |
-40°C ~ +85°C |
Key Features
- Compact Square Design: The 2×5×7mm lens profile fits tight spaces, making it ideal for low-profile or recessed indicator applications
- Vivid Red Light: The red-colored lens delivers bright, uniform red light for clear status indication
- Long-Pin Configuration: Extended pins allow flexible installation and soldering in various PCB layouts
- Reliable Performance: Low power consumption and long lifespan ensure stable operation in continuous use
- Flanged Design: Integrated flange ensures precise alignment during assembly, reducing installation errors
Applications
- Control panel and dashboard red status indicators
- Consumer appliances and electronic devices
- Industrial equipment and machinery signal lights
- DIY projects requiring compact low-profile indicators
- Automotive and marine control panel applications