Terminal Blocks - Panel Mount

Image Part Number Description / PDF Quantity Rfq
1716182

1716182

Phoenix Contact

TERM BLK HEADER 3POS GREEN

0

0714147

0714147

Phoenix Contact

TERM BLK SCREW CLAMP 1POS GRAY

0

1899223

1899223

Phoenix Contact

TERM BLK HEADER 11POS GREEN

0

1716797

1716797

Phoenix Contact

TERM BLK HEADER 9POS GREEN

0

1702442

1702442

Phoenix Contact

TERM BLK HEADER 5POS GREEN

0

3073490

3073490

Phoenix Contact

TERM BLK SCREW CLAMP 1POS GRAY

0

0717681

0717681

Phoenix Contact

TERM BLK SCREW CLAMP 1POS RED

0

1701964

1701964

Phoenix Contact

TERM BLK HEADER 5POS GREEN

0

0711182

0711182

Phoenix Contact

TERM BLK 1POS GREEN/YELLOW

0

1703263

1703263

Phoenix Contact

TERM BLK HEADER 7POS GREEN

0

1716386

1716386

Phoenix Contact

TERM BLK HEADER 12POS GREEN

0

1703807

1703807

Phoenix Contact

TERM BLK HEADER 5POS GREEN

0

1701485

1701485

Phoenix Contact

TERM BLK HEADER 5POS GREEN

0

1716140

1716140

Phoenix Contact

TERM BLK HEADER 10POS GREEN

0

1716771

1716771

Phoenix Contact

TERM BLK HEADER 7POS GREEN

0

1899207

1899207

Phoenix Contact

TERM BLK HEADER 9POS GREEN

0

1703645

1703645

Phoenix Contact

TERM BLK HEADER 5POS GREEN

0

1899359

1899359

Phoenix Contact

TERM BLK HEADER 9POS GREEN

0

1703933

1703933

Phoenix Contact

TERM BLK HEADER 2POS GREEN

0

0717335

0717335

Phoenix Contact

TERM BLOCK 1POS

0

Terminal Blocks - Panel Mount

1. Overview

Panel Mount Terminal Blocks are modular electrical connectors designed for permanent mounting on control panels or equipment chassis. They facilitate secure and organized termination of wires in industrial applications. These components play a critical role in ensuring reliable electrical connectivity, enabling efficient signal and power distribution across systems.

2. Main Types & Functional Classification

TypeFunctional FeaturesApplication Examples
Screw Terminal BlocksMechanical clamping via screws, high current capacityIndustrial machinery control panels
Spring Cage Terminal BlocksTool-free wire insertion, vibration resistanceAutomotive testing equipment
PCB Terminal BlocksDirect printed circuit board mountingMedical diagnostic devices
DIN Rail Terminal BlocksStandardized rail mounting, modular expansionFactory automation systems

3. Structure & Components

Typical construction includes: - Insulating housing (PA66/Glass Fiber) - Conductive elements (Copper Alloy/Brass) - Mounting flange with M4/M6 threaded holes - Wire entry system (Axial/Radial orientation) - Locking mechanisms (Screw/Spring Clamp)

4. Key Technical Specifications

ParameterImportance
Rated Current (10-300A)Determines power handling capability
Working Voltage (250-1000V)Defines electrical insulation requirements
Wire Size Range (0.14-35mm )Dictates application flexibility
Material Flame Rating (UL94 V-0)Safety compliance factor
Operating Temperature (-40 C to +120 C)Environmental endurance indicator

5. Application Fields

Primary industries include: - Industrial Automation (PLC control cabinets) - Energy Systems (Solar inverters) - Transportation (Railway signaling) - Building Technology (HVAC controllers) - Test & Measurement (Lab equipment)

6. Leading Manufacturers

ManufacturerRepresentative Product
Phoenix ContactPT 12-2,5/2-H-SC
Weidm llerSAM 2.5/2
TE ConnectivityDeutsch DT Series
OmronLY2N-S-DC5V

7. Selection Guidelines

Key considerations: 1. Electrical requirements (current/voltage ratings) 2. Mechanical constraints (panel cutout dimensions) 3. Environmental conditions (temperature/humidity) 4. Maintenance needs (terminal accessibility) 5. Compliance standards (UL, CE, RoHS)

8. Industry Trends

Current developments focus on: - Miniaturization with higher current density - Smart terminal integration with diagnostic capabilities - Enhanced vibration resistance for mobility applications - Eco-friendly materials meeting REACH regulations - 3D-printed custom housing solutions

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