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257 Square 2×5×7mm Red LED Diode High Brightness Long Pin Through Hole Indicator Lamp Beads

quality 257 Square 2×5×7mm Red LED Diode High Brightness Long Pin Through Hole Indicator Lamp Beads factory
Product Specification
Place of Origin: CHINA
Brand Name: Weishibo
Certification: ROHS/GS/IMQ/CE/FCC/UL
Model Number: WS-257RXXXXC/D
Minimum Order Quantity: 3000
Price: 0.01-0.03 US dollars
Payment Terms: L/C,D/A,D/P
Supply Ability: 10KK per month
Product Details
Highlight:

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257 led diode

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257 lamp beads
Model: 257 Square Through-Hole LED
Lens Diameter: 2.0×5.0mm (Cross-Section), 7.0mm (Length)
Lens Style: Red-Colored Square Lens With Flange
Pin Configuration: 2-Pin (Anode/Cathode)
Dominant Wavelength: 620–630nm (Red)
Forward Voltage (VF): 1.8–2.2V (Typical)
Rated Operating Current: 20mA
View Angle: 30-45° (typical)
Operating Temperature: -40°C ~ +85°C
Lifespan: ≥50000 Hours
Product Description

257 Square 2×5×7mm Red LED Diode, Long Pin Through-Hole Indicator Lamp Beads

Product Title

257 Square 2×5×7mm Red LED Diode, Red-Emitting 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 Selling Points

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

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led diode

lamp beads

DIP LED
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