INDUSTRY COMPONENT

LED Indicator

LED indicator for industrial control sensors providing visual status feedback in automation systems.

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Component Specifications

Definition
A solid-state light-emitting diode (LED) indicator integrated into industrial control sensors such as proximity or photoelectric sensors, designed to provide immediate visual feedback about sensor status, including power-on, detection, error conditions, and operational modes. These indicators are engineered for industrial environments with high visibility, durability, and compatibility with sensor electronics.
Working Principle
Operates by converting electrical signals from the sensor's control circuit into visible light through semiconductor electroluminescence. When the sensor detects a target or specific condition, the control circuit sends a current to the LED, causing it to emit light at specific wavelengths (typically red, green, yellow, or blue). The indicator may use steady, blinking, or color-coded patterns to convey different status information.
Materials
LED chip: Gallium arsenide phosphide (GaAsP) or similar semiconductor materials; Lens: Polycarbonate or acrylic with IP67/IP68 rated sealing; Housing: Thermoplastic (e.g., PBT, ABS) with UL94 V-0 flame retardancy; Contacts: Gold-plated brass or phosphor bronze; Encapsulation: Epoxy resin for environmental protection.
Technical Parameters
ParameterTypical rangeNotes & selection driver
MTBF>100,000 hours
Color OptionsRed, Green, Yellow, Blue
Viewing Angle≥120 degrees
Voltage Range10-30V DC
Protection RatingIP67
Luminous Intensity2-10 mcd
Current Consumption≤20mA
Operating Temperature-25°C to +70°C

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

Standards
ISO 12100, IEC 60068, DIN EN 60529

Parent Products

This component is used in the following industrial products

Control Sensor (e.g., Proximity, Photoelectric)

A sensor device used to detect and monitor conditions in transfer mechanisms, providing control signals for automated operations.

View Product Details

Ultrasonic Sensor

An electronic device that uses ultrasonic waves to detect objects and measure distances without physical contact.

View Product Details

Engineering Analysis

Risks & Mitigation
  • Overheating from excessive current
  • Lens degradation from UV exposure
  • Moisture ingress compromising visibility
  • Electrical interference with sensor signals
  • Color misinterpretation in bright ambient light
FMEA Triads
Trigger: Excessive drive current
Failure: LED premature burnout
Mitigation: Implement current-limiting resistors and thermal management
Trigger: Chemical exposure
Failure: Lens clouding or discoloration
Mitigation: Use chemical-resistant polycarbonate and proper sealing
Trigger: Vibration stress
Failure: Internal connection failure
Mitigation: Design with strain relief and vibration-dampening mounts

Industrial Ecosystem

Compatible With

Typical Suppliers & Equivalents

Compliance & Inspection

Tolerance
±10% luminous intensity across temperature range, color consistency within ANSI C78.377 chromaticity zones
Test Method
IEC 60068-2 environmental testing, photometric measurement per CIE 127, accelerated life testing at elevated temperature/humidity

Procurement Evaluation Criteria

A practical evidence checklist for RFQ preparation and supplier evaluation.

Technical documentation
Request current drawings, revision history, and a signed specification sheet.
Manufacturing capability
Verify equipment lists, process limits, capacity, and representative production evidence.
Inspection readiness
Confirm test methods, calibrated equipment, sampling plans, and traceable reports.
Supplier transparency
Check the legal entity, factory address, ownership, certifications, and direct contacts.

CNFX does not score or rank suppliers. Buyers must verify all claims and documents with the legal manufacturer before ordering.

Manufacturers of LED Indicator

6 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.

MAXGE Electric Technology Co., Ltd.
Zhejiang, CN
Founded 2006133,000 m²
Also makes: Feed Box, Motor Starter, Circuit Breaker and 4 more
Listed on the company's own website · profile compiled by CNFX from public sources
View profile Send enquiry
ZHEJIANG ETEK ELECTRICAL TECHNOLOGY CO.LTD.
Zhejiang, CN
CE VDE TUV CB
Also makes: EV Charging Controller, Charging Controller, Protection Circuit and 9 more
Listed on the company's own website · profile compiled by CNFX from public sources
View profile Send enquiry
Hytera Communications Corporation Limited
Shenzhen, Guangdong, CN
Also makes: Two-Way Radio, Body-Worn Camera, Management Interface
Listed on the company's own website · profile compiled by CNFX from public sources
View profile Send enquiry
ANEN Power
Shanghai, CN
Also makes: Main Circuit Breaker
Listed on the company's own website · profile compiled by CNFX from public sources
View profile Send enquiry
Changan Group
Zhejiang, CN
Also makes: Branch Circuit Breakers, Surge Protection Device (SPD), Surge Protection Device and 5 more
Listed on the company's own website · profile compiled by CNFX from public sources
View profile Send enquiry
Sino-Memory
Guangdong, CN
Also makes: High-Speed Memory Module
Listed on the company's own website · profile compiled by CNFX from public sources
View profile Send enquiry

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

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Frequently Asked Questions

What do different LED colors indicate on industrial sensors?

Red typically indicates power or error, green shows normal operation or detection, yellow may signal warning or setup mode, and blue often represents special functions or network status.

Can LED indicators be replaced separately from the sensor?

Generally no - LED indicators are integrated into sensor housings and not designed for field replacement. Damaged indicators usually require complete sensor replacement.

How are LED indicators protected in harsh industrial environments?

They feature IP67/IP68 rated sealed lenses, vibration-resistant mounting, and materials resistant to chemicals, oils, and temperature extremes.

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records. See the editorial policy.

Preliminary Technical Classification
This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.

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