Terminal Blocks - Panel Mount

Image Part Number Description / PDF Quantity Rfq
2440660000

2440660000

Weidmuller

WGK 16 VP BK BX

84

2440580000

2440580000

Weidmuller

WGK 16/Z GY BX

100

2440600000

2440600000

Weidmuller

WGK 16/Z BK BX

90

2439460000

2439460000

Weidmuller

WGK 10/Z BK BX

84

1937400000

1937400000

Weidmuller

TERM BLK SCREW CLAMP 1POS GRAY

12

1250940000

1250940000

Weidmuller

WGK 4/Z SW

84

1936620000

1936620000

Weidmuller

TERM BLK SCREW CLAMP 1POS GREEN

97900

1937390000

1937390000

Weidmuller

TERM BLK SCREW CLAMP 1POS GREEN

12

2439550000

2439550000

Weidmuller

WGKV 10/Z GY BX

43

2440640000

2440640000

Weidmuller

WGK 16 VP/Z GY BX

44

2439400000

2439400000

Weidmuller

WGK 10/Z GN/YE BX

50

1250930000

1250930000

Weidmuller

WGK 4 SW (BLACK)

97

1250950000

1250950000

Weidmuller

WGKV 4 SW

100

2440610000

2440610000

Weidmuller

WGK 16 VP GN/YE BX

92

1599140000

1599140000

Weidmuller

TERM BLK HEADER 3POS ORANGE

542800

1635740000

1635740000

Weidmuller

TERM BLK HEADER 2POS BLACK

800

2439410000

2439410000

Weidmuller

TERM BLK SCREW CLAMP 1POS GRAY

50

2440790000

2440790000

Weidmuller

WGKV 16 BK BX

68

1288470000

1288470000

Weidmuller

PGK 4 BK

100

1936490000

1936490000

Weidmuller

TERM BLK SCREW CLAMP 1POS GRAY

101

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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