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4mm² Ø5x20mm 500mA LED Fuse Terminal Block, 110–240V – CF4UL110240V05

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Product Description

The CF4UL110-240V0.5 is a high-performance LED fuse terminal block designed for precise electrical protection, secure connectivity, and efficient fuse monitoring in industrial automation and control systems. Built for modern electrical panels and industrial wiring applications, this terminal block combines reliable fuse disconnect functionality with integrated LED indication for enhanced operational safety and maintenance efficiency.

Manufactured using premium flame-retardant polyamide material, the CF4UL110-240V0.5 provides excellent insulation performance, thermal resistance, and mechanical durability. Its industrial-grade construction ensures stable operation even in demanding environments exposed to vibration, electrical load, and continuous industrial usage.

The terminal block is configured with a 0.5A fuse rating, making it ideal for sensitive low-current industrial applications where accurate electrical protection is required. It helps protect instrumentation systems, automation circuits, sensors, PLC systems, and control devices from overloads and short-circuit conditions.

One of the major highlights of the CF4UL110-240V0.5 is its integrated 110-240V LED indication system. The built-in LED provides instant visual monitoring of fuse condition and allows technicians to quickly identify fuse failures or interrupted circuits. This reduces troubleshooting time and improves maintenance productivity in industrial environments.

Designed to support 4 sq.mm conductor capacity, the terminal block offers dependable current transfer and organized wiring inside industrial control cabinets and electrical distribution panels. Its compact modular structure supports efficient panel space utilization, making it suitable for high-density electrical installations.

The terminal block features a secure screw clamp connection mechanism that ensures strong conductor holding capability and vibration-resistant electrical connectivity. This minimizes the possibility of loose connections and ensures stable performance during continuous industrial operation.

Its side-entry wire connection design simplifies conductor insertion, installation, and servicing activities. The terminal block is fully compatible with standard DIN rail mounting systems, enabling fast installation and organized panel assembly.

The CF4UL110-240V0.5 is widely used across industries such as industrial automation, instrumentation engineering, process control systems, renewable energy systems, HVAC systems, machine manufacturing, factory automation projects, and electrical distribution applications.

Its combination of precision fuse protection, LED monitoring technology, durable insulated housing, and compact DIN rail integration makes it an ideal solution for industrial systems requiring accurate electrical safety and organized wiring management.

The CF4UL110-240V0.5 delivers dependable fuse protection, stable electrical connectivity, and efficient maintenance support for modern industrial electrical applications.


  • ✅ 0.5A Precision Fuse Protection
  • ✅ Integrated 110-240V LED Fuse Indication
  • ✅ 4 Sq.mm Industrial Wiring Capacity
  • ✅ Reliable Overload & Short Circuit Protection
  • ✅ Compact DIN Rail Mountable Design
  • ✅ Flame Retardant Polyamide Housing
  • ✅ Secure Screw Clamp Connectivity
  • ✅ Vibration-Resistant Wire Termination
  • ✅ Fast Fuse Failure Detection
  • ✅ Side Entry Wiring Configuration
  • ✅ Easy Fuse Replacement & Maintenance
  • ✅ Suitable for Precision Control Circuits
  • ✅ Organized Electrical Panel Wiring
  • ✅ Excellent Thermal & Electrical Insulation
  • ✅ Long Operational Service Life 

Technical Specifications

SpecificationDetails
Product ModelCF4UL110-240V0.5
Product TypeLED Fuse Terminal Block
Fuse Rating0.5 A
Voltage Range110-240V
Conductor Capacity4 Sq.mm
Mounting TypeDIN Rail Mounting
Connection TypeScrew Clamp
LED IndicatorYes
Fuse ProtectionYes
Housing MaterialFlame Retardant Polyamide
Wire EntrySide Entry
Installation TypePanel Mounted
Operating Temperature-40°C to +105°C
Industrial UsagePrecision Electrical Protection
ApplicationAutomation & Instrumentation Systems
HSN Code85389000
BrandConnectwell
Country of OriginIndia

Applications of CF4UL110-240V0.5

The CF4UL110-240V0.5 is suitable for industrial systems requiring reliable low-current fuse protection and efficient fault monitoring.

Common Applications

  • Industrial automation systems
  • Instrumentation panels
  • PLC control systems
  • Sensor protection circuits
  • Precision control systems
  • Electrical distribution boards
  • HVAC control units
  • Process automation systems
  • Renewable energy systems
  • Factory automation projects
  • Machine control panels
  • Sensitive electronic applications

Its 0.5A fuse configuration makes it highly suitable for sensitive industrial electrical systems and precision equipment protection.


Benefits of Using CF4UL110-240V0.5

✅ Accurate Circuit Protection

The 0.5A fuse configuration helps protect sensitive industrial circuits and control devices.

✅ Instant Fuse Monitoring

Integrated LED indication enables quick identification of fuse failures and interrupted circuits.

✅ Reliable Electrical Safety

Protects connected equipment against overloads and short-circuit conditions.

✅ Compact Panel Integration

Space-saving modular structure supports organized high-density electrical installations.

✅ Secure Wire Connectivity

Strong screw clamp mechanism ensures stable and vibration-resistant conductor termination.

✅ Easy DIN Rail Installation

Quick mounting compatibility simplifies electrical panel assembly and maintenance work.

✅ Durable Industrial Construction

Built using premium insulated material for dependable long-term industrial operation.


Why Choose CF4UL110-240V0.5?

The CF4UL110-240V0.5 is designed for industrial systems requiring reliable low-current fuse protection and organized electrical connectivity.

Professionals prefer this terminal block because of:

  • ✔ 0.5A precision fuse protection
  • ✔ Integrated LED fuse indication
  • ✔ Compact DIN rail design
  • ✔ Durable industrial-grade construction
  • ✔ Secure screw clamp connectivity
  • ✔ Reliable electrical insulation
  • ✔ Organized panel wiring capability
  • ✔ Long operational durability

Its dependable industrial performance makes it ideal for instrumentation systems, automation panels, and precision electrical control applications.

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