Terminal Blocks - Panel Mount

Image Part Number Description / PDF Quantity Rfq
1898871

1898871

Phoenix Contact

TERM BLK HEADER 6POS GREEN

48

0707248

0707248

Phoenix Contact

TERM BLK HEADER 2POS GREEN

64328950

1899113

1899113

Phoenix Contact

TERM BLK HEADER 15POS GREEN

0

0710277

0710277

Phoenix Contact

TERM BLK HEADER 12POS GREEN

104

1740039

1740039

Phoenix Contact

TERM BLK SCREW CLAMP 1POS BLUE

0

0708030

0708030

Phoenix Contact

TERM BLK SCREW CLAMP 1POS GRAY

19

3056925

3056925

Phoenix Contact

TERM BLK PUSH IN CLMP 1POS GRAY

0

0707785

0707785

Phoenix Contact

TERM BLK SCREW CLAMP 1POS GREEN

6

1716564

1716564

Phoenix Contact

TERM BLK HEADER 8POS GREEN

0

1716108

1716108

Phoenix Contact

TERM BLK HEADER 6POS GREEN

0

0710235

0710235

Phoenix Contact

TERM BLK HEADER 8POS GREEN

76

1898936

1898936

Phoenix Contact

TERM BLK HEADER 12POS GREEN

0

1899388

1899388

Phoenix Contact

TERM BLK HEADER 12POS GREEN

54150

1898994

1898994

Phoenix Contact

TERM BLK HEADER 3POS GREEN

0

1840557

1840557

Phoenix Contact

TERM BLK HEADER 2POS GREEN

120

0710293

0710293

Phoenix Contact

TERM BLK HEADER 14POS GREEN

43

1829361

1829361

Phoenix Contact

TERM BLK HEADER 4POS GREEN

885300

1708748

1708748

Phoenix Contact

TERM BLK PUSH IN CLMP 4POS GRAY

0

3073584

3073584

Phoenix Contact

TERM BLK SCREW CLAMP 2POS GRAY

13

1861251

1861251

Phoenix Contact

TERM BLK HEADER 12POS GREEN

46

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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