Editorial Technical Reference

LED Bulbs

This page explains how LED Bulbs is classified within Electrical Equipment Manufacturing. Technical values and manufacturer relationships are research references; confirm the current specification and supplier evidence for each order.

Technical Definition & Core Assembly

Solid-state lighting devices that use light-emitting diodes to produce illumination.

Product Specifications

Technical details and manufacturing context for LED Bulbs

Definition
LED bulbs are solid-state lighting devices that use light-emitting diodes (LEDs) as their light source. They convert electrical energy directly into light through electroluminescence, offering superior energy efficiency, longer lifespan, and better environmental performance compared to traditional incandescent and fluorescent lighting technologies. These bulbs are designed for general illumination in residential, commercial, and industrial applications, and are available in various base types and form factors to fit standard fixtures. The product category encompasses a range of models with different specifications, including luminous flux, power consumption, color temperature, color rendering index, lifespan, beam angle, input voltage, power factor, operating temperature, ingress protection, base type, and weight. These parameters are provided as reference ranges and must be verified for the specific model and application. LED bulbs operate through electroluminescence, where electrical current passes through a semiconductor material, causing electrons to recombine with electron holes and release energy in the form of photons. The color of the emitted light depends on the energy band gap of the semiconductor material used. A driver circuit regulates the electrical current to ensure stable operation and prevent damage to the LEDs. The construction typically includes semiconductor materials (such as GaN or GaAs), aluminum alloy for heat dissipation, polycarbonate for the housing, ceramic substrates for electrical insulation, and phosphor coatings for color conversion. When selecting LED bulbs, consider the required luminous flux, color temperature, beam angle, and base type to match the application. Verify that the input voltage and power factor are compatible with the electrical supply. Check the ingress protection rating for the intended environment, and ensure the operating temperature range is suitable. For procurement, confirm that the product meets relevant standards such as IES LM-79, ANSI C78.377, IES TM-30, IES LM-80, IEC 62560, IEC 61000-3-2, IEC 60068-2-1, IEC 60529, and IEC 60061-1. These standards are verification references, not proof of certification. Always consult the legal manufacturer or supplier for model-specific values and compliance documentation.
Working Principle
LED bulbs operate through electroluminescence, where electrical current passes through a semiconductor material, causing electrons to recombine with electron holes and release energy in the form of photons. The color of the emitted light depends on the energy band gap of the semiconductor material used. A driver circuit regulates the electrical current to ensure stable operation and prevent damage to the LEDs.
Common Materials
Semiconductor materials (GaN, GaAs, etc.), Aluminum alloy, Polycarbonate, Ceramic substrates, Phosphor coatings
Technical Parameters
ParameterTypical rangeNotes & selection driver
Luminous FluxRequired800–1600 lumensTotal amount of visible light emitted by the bulbIES LM-79
Power ConsumptionRequired9–15 wattsElectrical power consumed during operation
Color TemperatureRequired2700–6500 kelvinColor appearance of the light, ranging from warm to coolANSI C78.377
Color Rendering IndexRequired80–90 indexAbility to reveal colors of objects faithfully compared to natural lightIES TM-30
LifespanRequired15000–25000 hoursAverage operational life before failure or significant lumen depreciationIES LM-80
Beam Angle120–360 degreesAngle at which light is distributed from the bulbIES LM-79
Input Voltage100–240 V ACUniversal line voltageIEC 62560
Power Factor0.7–0.9PF ≥0.7 for residentialIEC 61000-3-2
Operating Temperature-20–40 °CAmbient rangeIEC 60068-2-1
Ingress ProtectionIP20–IP44Indoor to damp locationsIEC 60529
Base TypeE26–E27Edison screw baseIEC 60061-1
Weight30–60 gDepends on housing material

Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.

Components / BOM
  • LED Chips Part
    Primary light-emitting elements that convert electrical energy to light
    Material: Semiconductor materials (gallium nitride, gallium arsenide, etc.)
  • Heat Sink Part
    Dissipates heat generated by LED chips to maintain optimal operating temperature
    Material: Aluminum alloy or other thermally conductive materials
  • Driver Circuit
    Regulates electrical current and voltage supplied to LED chips
    Material: Electronic components on printed circuit board
  • Optical Lens/Diffuser Part
    Controls light distribution and reduces glare
    Material: Polycarbonate, acrylic, or glass
  • Base/Connector Part
    Electrical and mechanical interface to the lighting fixture
    Material: Metal (brass, aluminum) with insulating materials
  • Phosphor Coating Part
    Converts blue LED light to white light of desired color temperature
    Material: Cerium-doped yttrium aluminum garnet or other phosphor materials

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for LED Bulbs.

Applied To / Applications

This component is essential for the following industrial systems and equipment:

Industrial Ecosystem & Supply Chain Structure

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: Atmospheric (non-pressurized)
other spec: Humidity: 5-95% RH non-condensing, Voltage Range: 85-305V AC (typical), IP Rating: IP20-IP65 depending on model
temperature: -20°C to +40°C (operating), -40°C to +85°C (storage)
Media Compatibility
✓ Indoor ambient air ✓ Dry industrial environments ✓ Commercial building interiors
Unsuitable: High-pressure washdown or submerged applications (unless specifically IP68 rated)
Sizing Data Required
  • Required lumen output (lumens)
  • Base type/fixture compatibility (e.g., E26, GU10)
  • Color temperature (Kelvin) and CRI (Color Rendering Index)

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Thermal degradation of driver electronics
Cause: Excessive heat accumulation due to poor heat sink design, inadequate ventilation, or operation in high ambient temperatures, leading to capacitor failure, semiconductor breakdown, or solder joint fatigue.
LED chip lumen depreciation and color shift
Cause: Prolonged exposure to high junction temperatures and electrical overstress, causing phosphor degradation, quantum well defects, and increased forward voltage, resulting in reduced light output and chromaticity changes.
Maintenance Indicators
  • Visible flickering or intermittent operation, indicating driver circuit instability or impending capacitor failure.
  • Significant dimming or color shift (e.g., blue tint) compared to original output, signaling advanced LED degradation or thermal damage.
Engineering Tips
  • Ensure proper thermal management by installing LEDs in well-ventilated fixtures, avoiding enclosed spaces without heat dissipation, and using heatsinks rated for the LED's wattage and ambient conditions.
  • Use constant-current LED drivers with appropriate voltage and current ratings, and implement surge protection devices to prevent electrical overstress from power fluctuations or transient voltages.

Indicative industry ranges for design and RFQ preparation. Confirm the exact figures and applicable standard with the manufacturer before specifying.

Compliance & Manufacturing Standards

Applicable Standards
ISO 9241-307:2008 (Ergonomic and safety requirements for visual displays) ANSI C78.377-2017 (Specifications for the chromaticity of solid state lighting products) CE EN 62471:2008 (Photobiological safety of lamps and lamp systems)

Quoted from the published standard.

Manufacturing Precision
  • Luminous flux: +/- 10% of rated output
  • Color temperature: +/- 200K from specified value
Quality Inspection
  • Luminous flux measurement using integrating sphere
  • Thermal cycling test (IEC 60068-2-14)

Manufacturers of LED Bulbs

2 companies list this product among what they make. Company figures are quoted from each company's own website; every card states where the relationship came from.

Carlightvision
Guangzhou, Guangdong, CN
Founded 20088,000 m²
CE
Stated by the company · profile compiled by CNFX from public sources
Zhongshan HSONG Lighting Co., Ltd.
Zhongshan, Guangdong, CN
Also makes: LED Downlights
Listed on the company's own website · profile compiled by CNFX from public sources
Listed there as: “LED Light Bulbs”
View source page ↗ hsonglighting.com · checked 2026-09-18

Manufacturer listings support early research and capability understanding. They are not certification, ranking, or transaction guarantees.

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Frequently Asked Questions

What are the typical luminous flux and power consumption ranges for LED bulbs?

According to the directory reference, LED bulbs typically have a luminous flux of 800–1600 lumens and a power consumption of 9–15 watts. These values are reference ranges and must be confirmed for the specific model.

What color temperatures are available for LED bulbs?

LED bulbs are available in color temperatures ranging from 2700 K (warm white) to 6500 K (cool white), as per the reference range. The color temperature affects the appearance of the light and should be selected based on the application.

What is the typical lifespan of an LED bulb?

The reference lifespan for LED bulbs is 15,000 to 25,000 hours, based on IES LM-80 testing. Actual lifespan may vary depending on operating conditions and the specific model.

Which standards should be considered when verifying LED bulb performance?

Relevant standards include IES LM-79 for photometric measurements, ANSI C78.377 for color temperature, IES TM-30 for color rendering, IES LM-80 for lumen depreciation, IEC 62560 for safety, IEC 61000-3-2 for power factor, IEC 60068-2-1 for temperature, IEC 60529 for ingress protection, and IEC 60061-1 for base types. These are verification references, not proof of certification.

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records.

Preliminary Technical Classification
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