Product Description
The CM4SLF is a high-performance industrial feed-through terminal block designed for secure and efficient electrical connections in control panels, automation systems, and industrial wiring applications.
Built for stable conductivity, strong mechanical performance, and long service life, the CM4SLF is widely used in modern electrical installations where reliable wiring and safe electrical distribution are essential.
Its compact modular design allows easy DIN rail mounting and organized wiring inside electrical panels, making it suitable for PLC systems, machinery wiring, process control systems, and power distribution boards.
The terminal block is manufactured using high-grade flame-retardant insulating material and high-conductivity metal contacts, ensuring low contact resistance, strong wire grip, and dependable electrical performance under continuous industrial operation.
With its strong vibration resistance and safe connection design, the CM4SLF provides a practical solution for engineers and panel builders looking for safe, space-saving, and efficient wiring components.
Key Features
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High-quality industrial feed-through terminal block
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Compact modular design for panel space optimization
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Secure screw clamp connection system
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High conductivity and low contact resistance
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Flame-retardant insulating housing
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DIN rail mounting compatible
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Vibration and shock resistant construction
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Easy installation and maintenance
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Long operational life
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Suitable for industrial automation and electrical distribution systems
Technical Specifications
General Information
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Model: CM4SLF
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Product Type: Industrial Feed-Through Terminal Block
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Application: Control panel and industrial electrical wiring
Electrical Specifications
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Rated Voltage: Up to 800V AC/DC
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Rated Current: 32A
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Impulse Withstand Voltage: 8kV
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Overvoltage Category: III
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Pollution Degree: 3
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Frequency: 50/60 Hz
Conductor Specifications
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Solid Conductor Range: 0.5 mm² to 6 mm²
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Stranded Conductor Range: 0.5 mm² to 4 mm²
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Flexible Conductor: Supported with ferrule
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Connection Type: Screw clamp feed-through connection
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Wire Entry Type: Front entry
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Stripping Length: 8–10 mm
Mechanical Specifications
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Mounting Type: DIN Rail 35 mm (NS 35 standard)
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Housing Material: Polyamide PA66 (Flame Retardant)
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Flammability Rating: UL94 V0 equivalent
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Contact Material: High-conductivity copper alloy
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Design Type: Compact modular stackable type
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Color: Industrial standard
Environmental Specifications
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Operating Temperature: -40°C to +85°C
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Continuous Operating Temperature: Up to +70°C
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Storage Temperature: -40°C to +90°C
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Humidity Resistance: Suitable for industrial environments
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Vibration Resistance: High industrial grade
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Corrosion Resistance: Standard industrial protection level
Safety Features
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High dielectric insulation strength
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Flame-retardant housing
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Secure screw clamp wire connection
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Short-circuit resistant design
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Finger-safe terminal construction
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Industrial safety compliant design
Applications
The CM4SLF is widely used in:
Industrial Automation
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PLC control panels
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Machine automation systems
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Robotics wiring systems
Electrical Distribution
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Power distribution boards
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Control cabinets
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Electrical sub-panels
Manufacturing Industry
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Production machinery wiring
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Motor control systems
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Industrial process systems
Infrastructure Systems
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HVAC control panels
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Building automation systems
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Utility control applications
Instrumentation & Signal Systems
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Signal distribution circuits
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Control circuit wiring
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Industrial instrumentation panels
Advantages
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Stable and secure electrical connection
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Compact design saves panel space
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Reduces wiring failures and maintenance issues
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High durability in industrial environments
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Easy installation and replacement
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Resistant to vibration and heat
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Long service life with reliable performance
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Suitable for continuous industrial duty
Installation Guidelines
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Install on standard 35 mm DIN rail
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Strip conductor to recommended length before insertion
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Tighten screws properly to recommended torque
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Avoid exceeding rated conductor size
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Maintain proper panel spacing for heat dissipation
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Use end clamps for secure positioning
Maintenance Guidelines
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Periodically inspect screw tightness
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Check for contamination or overheating signs
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Keep panel clean and dry
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Replace damaged terminal blocks immediately
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Designed for low-maintenance long-term operation
Engineering Summary
The CM4SLF is a reliable and compact industrial feed-through terminal block designed for safe electrical connectivity in automation and industrial wiring systems. Its robust construction, strong insulation, and modular DIN rail design make it an ideal choice for professional panel builders and industrial electrical applications.
