Terminal Blocks - Accessories - Marker Strips

Image Part Number Description / PDF Quantity Rfq
0380090270

0380090270

Woodhead - Molex

STRIP MARKER 14 STD

0

0380090353

0380090353

Woodhead - Molex

STRIP MARKER 6 WIDE ALARM DEV

0

0380090266

0380090266

Woodhead - Molex

STRIP MARKER 12 Y

0

0380090387

0380090387

Woodhead - Molex

STRIP MARKER 10 STD

0

0380090074

0380090074

Woodhead - Molex

STRIP MARKER 13 Y

0

0380090078

0380090078

Woodhead - Molex

STRIP UNMARK 14 STD

0

0380090042

0380090042

Woodhead - Molex

STRIP UNMARK 2 STD

0

0380090045

0380090045

Woodhead - Molex

STRIP UNMARK 3 STD

0

0380090038

0380090038

Woodhead - Molex

STRIP MARKER 1 STD

0

0380090068

0380090068

Woodhead - Molex

STRIP MARKER 11 Y

0

0380090069

0380090069

Woodhead - Molex

STRIP UNMARK 11 STD

0

0380090044

0380090044

Woodhead - Molex

STRIP MARKER 3 Y

0

0380090084

0380090084

Woodhead - Molex

STRIP UNMARK 16 STD

0

0380090041

0380090041

Woodhead - Molex

STRIP MARKER 2 Y

0

0380090077

0380090077

Woodhead - Molex

STRIP MARKER 14 Y

0

0380090037

0380090037

Woodhead - Molex

STRIP INSUL 22 STD

0

0380090050

0380090050

Woodhead - Molex

STRIP MARKER 5 Y

0

0380090057

0380090057

Woodhead - Molex

STRIP UNMARK 7 STD

0

0380090106

0380090106

Woodhead - Molex

STRIP MARKER 25 STD

0

0380090063

0380090063

Woodhead - Molex

STRIP UNMARK 9 STD

0

Terminal Blocks - Accessories - Marker Strips

1. Overview

Marker strips (also known as terminal markers or identification strips) are essential components in electrical systems for labeling and organizing terminal blocks. These accessories provide visual identification of connections through alphanumeric codes, color codes, or graphic symbols. Their importance in modern technology lies in enhancing system maintainability, reducing wiring errors, and improving safety in complex electrical installations.

2. Main Types and Functional Classification

TypeFunctional FeaturesApplication Examples
Printed Marker StripsLaser-printable materials with high-resolution textCustom labeling in PLC control cabinets
Pre-printed Number StripsSequential numbering (01-99) with UV resistanceStandardized industrial control panels
Color-coded StripsMulti-color bands for circuit group identificationPower distribution systems
Rotary Marker DiscsAdjustable 360 rotating labeling systemHigh-density terminal blocks in automation
Thermal Transfer StripsHeat-resistant marking for harsh environmentsAutomotive manufacturing lines

3. Structure and Composition

Typical marker strips consist of three primary components: 1. Base material (usually flame-retardant polypropylene or polycarbonate) 2. Marking layer (ink-receptive coating for printing) 3. Fixing mechanism (snap-on clips or adhesive backing) Standard dimensions range from 4.8mm to 15mm width with thickness of 0.8-1.2mm. The surface features anti-glare texture for improved readability.

4. Key Technical Specifications

ParameterTypical ValueImportance
Operating Temperature-40 C to +120 CDetermines environmental suitability
Voltage Resistance500V AC/DCSafety insulation level
Material Flame ClassUL94 V-0Fire safety compliance
Marking Durability10+ years legibilitySystem maintenance reliability
Mechanical Lifespan5000+ insertion cyclesCost-effectiveness in dynamic systems

5. Application Fields

Major application areas include: - Industrial automation systems - Power distribution equipment - Telecommunication infrastructure - Transportation control systems - Building management installations

Typical equipment examples: PLC control cabinets, switchgear panels, railway signaling systems, HVAC controllers, and renewable energy inverters.

6. Leading Manufacturers and Products

ManufacturerKey Product SeriesTechnical Highlights
Phoenix ContactMKDS seriesModular design with tool-less marking
Weidm llerID-SL seriesColor-coded strips with tactile feedback
TE ConnectivityAMPTRAC seriesHigh-temperature resistant (150 C)
WAGO234 seriesVibration-proof locking mechanism
OMRONV6-TB seriesAnti-reflective surface coating

7. Selection Guidelines

Key selection factors: 1. Environmental conditions (temperature, humidity, UV exposure) 2. Terminal block pitch compatibility (5.08mm, 7.62mm, etc.) 3. Marking method requirements (pre-printed vs. on-site printing) 4. Flame retardancy level (UL, IEC standards) 5. Color coding system (standardized industry schemes) 6. Mechanical durability requirements

8. Industry Trends Analysis

Current development trends include: - Miniaturization for compact electronics packaging - Integration of RFID chips for smart identification - Adoption of eco-friendly materials (halogen-free polymers) - Development of anti-counterfeit marking technologies - Standardization of global marking systems (IEC 60445) - Enhanced resistance to chemical corrosion in industrial environments

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