Terminal Blocks - Panel Mount

Image Part Number Description / PDF Quantity Rfq
1899090

1899090

Phoenix Contact

TERM BLK HEADER 13POS GREEN

0

1702743

1702743

Phoenix Contact

TERM BLK HEADER 3POS GREEN

0

1703522

1703522

Phoenix Contact

TERM BLK HEADER 9POS GREEN

0

0707798

0707798

Phoenix Contact

TERM BLK SCREW CLAMP 1POS GREEN

0

1703959

1703959

Phoenix Contact

TERM BLK HEADER 4POS GREEN

0

1716483

1716483

Phoenix Contact

TERM BLK HEADER 11POS GREEN

0

1702879

1702879

Phoenix Contact

TERM BLK HEADER 8POS GREEN

0

0707031

0707031

Phoenix Contact

TERM BLK SCREW CLAMP 1POS GRAY

0

1096142

1096142

Phoenix Contact

FEED-THROUGH CONNECTOR, NOMINAL

0

1705654

1705654

Phoenix Contact

TERM BLK PUSH IN CLMP 1POS GRAY

0

1708752

1708752

Phoenix Contact

PANEL FEED-THROUGH TERMINAL BLOC

0

1701540

1701540

Phoenix Contact

TERM BLK HEADER 3POS GREEN

0

1826555

1826555

Phoenix Contact

TERM BLK HEADER 3POS GREEN

0

3073377

3073377

Phoenix Contact

TERM BLK SCREW CLAMP 2POS GRAY

100

0707015

0707015

Phoenix Contact

TERM BLK SCREW CLAMP 1POS GRAY

0

1703056

1703056

Phoenix Contact

TERM BLK HEADER 2POS GREEN

0

1702785

1702785

Phoenix Contact

TERM BLK HEADER 7POS GREEN

0

1716098

1716098

Phoenix Contact

TERM BLK HEADER 5POS GREEN

0

1716328

1716328

Phoenix Contact

TERM BLK HEADER 6POS GREEN

0

1716218

1716218

Phoenix Contact

TERM BLK HEADER 6POS GREEN

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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