Terminal Blocks - Panel Mount

Image Part Number Description / PDF Quantity Rfq
0707345

0707345

Phoenix Contact

TERM BLK HEADER 13POS GREEN

0

1702280

1702280

Phoenix Contact

TERM BLK HEADER 5POS GREEN

0

1727618

1727618

Phoenix Contact

TERM BLK HEADER 5POS GREEN

0

0708991

0708991

Phoenix Contact

TERM BLK SCREW CLAMP 1POS GREEN

0

1702756

1702756

Phoenix Contact

TERM BLK HEADER 4POS GREEN

0

3073432

3073432

Phoenix Contact

TERM BLK SCREW CLAMP 1POS GRAY

0

0708988

0708988

Phoenix Contact

TERM BLK SCREW CLAMP 1POS GRAY

0

1701511

1701511

Phoenix Contact

TERM BLK HEADER 8POS GREEN

0

1701508

1701508

Phoenix Contact

TERM BLK HEADER 7POS GREEN

0

1898923

1898923

Phoenix Contact

TERM BLK HEADER 11POS GREEN

0

1861183

1861183

Phoenix Contact

TERM BLK HEADER 5POS GREEN

0

1830758

1830758

Phoenix Contact

TERM BLK 2POS GREEN

0

0710303

0710303

Phoenix Contact

TERM BLK HEADER 15POS GREEN

0

0707853

0707853

Phoenix Contact

TERM BLOCK FEED THRU 1-4MM GRAY

0

1702002

1702002

Phoenix Contact

TERM BLK HEADER 9POS GREEN

0

1706607

1706607

Phoenix Contact

TERM BLK HEADER 4POS BLACK

0

1095509

1095509

Phoenix Contact

FEED-THROUGH CONNECTOR, NOMINAL

50

1702154

1702154

Phoenix Contact

TERM BLK HEADER 8POS GREEN

0

1702976

1702976

Phoenix Contact

TERM BLK HEADER 2POS GREEN

0

3056941

3056941

Phoenix Contact

TERM BLK PUSH IN CLMP 1POS GRAY

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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