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Red SMD LED 17-21 Surface Mount LED Indicator for PCB, Arduino & Embedded Systems

Original price was: ₹40.00.Current price is: ₹32.80.

The Red 17-21 SMD LED is a compact, high-brightness surface-mount LED designed for status indication, backlighting, and embedded electronic applications. Featuring low power consumption, excellent visibility, and compatibility with automated PCB assembly, this RoHS-compliant, Pb-free LED is ideal for Arduino, STM32, IoT devices, industrial electronics, and custom PCB designs.

Key Features

  • Bright red light output
  • Compact 17-21 SMD package
  • Low power consumption
  • High visibility indicator LED
  • Surface-mount (SMD) design
  • Supplied in 8 mm carrier tape
  • Compatible with automatic pick-and-place machines
  • Supports IR and vapor phase reflow soldering
  • Pb-free construction
  • RoHS compliant
  • Long operating life
  • Ideal for high-density PCB layout

Package Includes

  • 1 × 17-21 SMD LED

500 in stock

Category:

Description

Red 17-21 SMD LED for PCB Assembly, Embedded Systems & Electronic Projects

The Red 17-21 SMD LED is a compact and energy-efficient surface-mount light-emitting diode (SMD) designed to provide bright red illumination for status indication, signal displays, and backlighting applications. Its small package size enables high-density PCB layouts while delivering reliable performance with low power consumption.

Manufactured for automated PCB production, the LED is supplied in 8 mm carrier tape on a 7-inch reel, making it fully compatible with automatic pick-and-place machines. It supports both infrared (IR) reflow and vapor phase reflow soldering processes for efficient mass production.

The LED is constructed using Pb-free materials and complies with RoHS standards, making it an environmentally friendly choice for modern electronic products.

Its bright red light output makes it ideal for power indicators, fault indicators, warning signals, status LEDs, control panels, LCD backlighting, telecommunication equipment, industrial electronics, and embedded systems.

Compatible with Arduino, STM32, ESP32, ESP8266, Raspberry Pi, IoT devices, robotics, sensor modules, and custom PCB projects, the Red 17-21 SMD LED offers dependable illumination and long operating life for both prototyping and production.

Applications

  • Power Indicators
  • Status Indicators
  • Fault Indicators
  • Warning Indicators
  • LCD Backlighting
  • Dashboard Indicators
  • Embedded Systems
  • Arduino Projects
  • STM32 Development Boards
  • ESP32 & ESP8266 Projects
  • IoT Devices
  • Robotics
  • Industrial Control Panels
  • Consumer Electronics
  • PCB AssembY

Technical Specifications

Specification Details
Product Name Red 17-21 SMD LED
LED Color Red
Device Type Surface Mount LED (SMD)
Package Type 17-21 SMD
Mounting Type Surface Mount (SMD)
Packaging 8 mm Tape on 7-inch Reel
Assembly Compatibility Automatic Pick-and-Place Machines
Soldering Process Infrared Reflow & Vapor Phase Reflow
Compliance RoHS Compliant
Lead-Free Yes (Pb-Free)
Applications Indicator Lighting, Status Indication, Embedded Systems, PCB Assembly

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This course is designed for working professionals who want to build a strong foundation in C Programming and Data Structures.
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  • Build in-depth knowledge of C Programming from the fundamentals
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Course Details:
  • Batch Starts: 1st Oct 2026
  • Duration: 2 Months
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👉 Course Fee: ₹12000 /-
Working Professional
C Programming & Data Structures
🕮 Kishore Kumar Boddu  |【┘】2 Months
About This Course:
This course is designed for working professionals who want to build a strong foundation in C Programming and Data Structures.
Starting from the fundamentals, the course focuses on practical programming, problem solving, pointers, strings, memory concepts and core data structures — helping learners strengthen their programming skills and prepare confidently for technical interviews.
Course Objectives:
  • 1. Build in-depth knowledge of C Programming from the fundamentals
  • 2. Gain hands-on experience with core C programming features
  • 3. Implement Data Structures using C
  • 4. Improve problem-solving and programming skills
  • 5. Develop a strong understanding of pointers, strings, arrays and memory concepts
  • 6. Become interview-ready for C Programming technical rounds
  • Duration: 2 Months
  • Class Timings: 7 PM – 8:30 PM
  • Mode: 100% Online Blended Learning
    (Online Interactive Session + Video Primers)
  • Prerequisite: Basic experience with Linux
Course Details:
Course Fee:
₹12000 /-