Terminal Blocks - Adapters

Image Part Number Description / PDF Quantity Rfq
ELD161100

ELD161100

Socapex (Amphenol Pcd)

CONN TERM BLK CARD EDGE 16POS

0

ELH101100

ELH101100

Socapex (Amphenol Pcd)

CONN TERM BLK CARD EDGE 10POS

0

ELD151100

ELD151100

Socapex (Amphenol Pcd)

CONN TERM BLK CARD EDGE 15POS

0

ELI150100

ELI150100

Socapex (Amphenol Pcd)

CONN TERM BLK CARD EDGE 15POS

0

ELE102110

ELE102110

Socapex (Amphenol Pcd)

CONN TERM BLK CARD EDGE 10POS

0

ELD201100

ELD201100

Socapex (Amphenol Pcd)

CONN TERM BLK CARD EDGE 20POS

0

ELI060100

ELI060100

Socapex (Amphenol Pcd)

CONN TERM BLK CARD EDGE 6POS

0

ELH201100

ELH201100

Socapex (Amphenol Pcd)

CONN TERM BLK CARD EDGE 20POS

0

ELB081100

ELB081100

Socapex (Amphenol Pcd)

CONN TERM BLK CARD EDGE 8POS

0

ELI080100

ELI080100

Socapex (Amphenol Pcd)

CONN TERM BLK CARD EDGE 8POS

0

ELH252100

ELH252100

Socapex (Amphenol Pcd)

CONN TERM BLK CARD EDGE 25POS

0

ELD341100

ELD341100

Socapex (Amphenol Pcd)

CONN TERM BLK CARD EDGE 34POS

0

ELH222100

ELH222100

Socapex (Amphenol Pcd)

CONN TERM BLK CARD EDGE 22POS

0

ELC361100

ELC361100

Socapex (Amphenol Pcd)

CONN TERM BLK CARD EDGE 36POS

0

ELC152100

ELC152100

Socapex (Amphenol Pcd)

CONN TERM BLK CARD EDGE 15POS

0

ELC182100

ELC182100

Socapex (Amphenol Pcd)

CONN TERM BLK CARD EDGE 18POS

0

ELC062100

ELC062100

Socapex (Amphenol Pcd)

CONN TERM BLK CARD EDGE 6POS

0

ELH502100

ELH502100

Socapex (Amphenol Pcd)

CONN TERM BLK CARD EDGE 50POS

0

ELE022110

ELE022110

Socapex (Amphenol Pcd)

CONN TERM BLK CARD EDGE 2POS

0

ELI020100

ELI020100

Socapex (Amphenol Pcd)

CONN TERM BLK CARD EDGE 2POS

0

Terminal Blocks - Adapters

1. Overview

Terminal blocks and adapters are modular electronic components designed to establish secure electrical connections between wires, printed circuit boards (PCBs), or systems. These devices ensure reliable signal transmission, power distribution, and system modularity across diverse applications. Their importance in modern technology lies in enabling flexible wiring configurations, simplifying maintenance, and ensuring compatibility between disparate electrical systems.

2. Main Types & Functional Classification

TypeFunctional CharacteristicsApplication Examples
Board-to-Board AdaptersDirect PCB interconnection without wires, high-density pin layoutsServers, industrial control panels
Wire-to-Board AdaptersConnects discrete wires to PCBs, screw/clamp termination optionsAutomation equipment, HVAC systems
Modular Terminal BlocksCustomizable with fuses, circuit breakers, or signal conditioningFactory automation, renewable energy systems
High-Voltage AdaptersExtended creepage distances, reinforced insulationPower distribution units, medical equipment
RF/Coaxial AdaptersImpedance-matched designs for high-frequency signalsTelecom infrastructure, test equipment

3. Structure & Components

Typical terminal blocks and adapters consist of: - Dielectric Housing: Thermoplastic (PA66, PBT) or metal alloys with UL94 V-0 flammability rating - Contact Elements: Phosphor bronze or beryllium copper with plating (gold, tin, silver) - Termination Mechanism: Screw terminals (M2-M6), spring clamps, or IDC (Insulation Displacement Contact) - Locking Features: Mechanical latches, anti-vibration screws, or push-pull coupling

4. Key Technical Parameters

ParameterTypical RangeImportance
Current Rating0.1A - 100ADetermines power handling capacity
Voltage Rating50V - 1500VEnsures dielectric strength
Contact Resistance1-20m Impacts signal integrity
Insulation Resistance100M - 10G Prevents leakage currents
Operating Temperature-60 C - +150 CMaterial stability indicator
IP RatingIP20 - IP68Environmental protection level

5. Application Fields

  • Industrial Automation: PLC I/O modules, motor drives
  • Telecommunications: Base station equipment, fiber distribution hubs
  • Renewable Energy: Solar inverters, wind turbine control systems
  • Transportation: EV charging stations, rail signaling systems
  • Medical Equipment: Diagnostic imaging devices, patient monitoring systems

6. Leading Manufacturers & Products

ManufacturerRepresentative ProductKey Features
Phoenix ContactPTFIX seriesPush-in wire connection, 8kV surge protection
TE ConnectivityMicroSpeed Plus0.8mm pitch, 10Gbps data rate
Wago285 SeriesCAGE CLAMP technology, vibration-resistant
MolexMX150Hybrid power/signal transmission
Weidm llerOMNIMATE PCBUL/CSA/IEC certifications, 24AWG-10AWG range

7. Selection Guidelines

Consider the following factors during selection: - Electrical requirements (current/voltage levels) - Environmental conditions (temperature, humidity, vibration) - Space constraints and mounting orientation - Compatibility with existing wiring/cabling infrastructure - Maintenance requirements and tooling needs - Cost-performance balance for production volumes

8. Industry Trends Analysis

Key developments shaping the market: - Miniaturization for compact IoT devices (sub-1.0mm pitch connectors) - Increased demand for high-speed data interfaces (USB4, PCIe 5.0) - Integration with smart diagnostics (built-in current/voltage sensors) - Adoption of eco-friendly materials (halogen-free polymers) - Growth in modular design approaches for rapid system reconfiguration - Enhanced EMI/RFI shielding for 5G and automotive applications

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