CNTD C4N-4308HNR C4N-4A2HR Manual Reset Limit Switch Travel Switch for CNC Machine and Mechanical Equipment
SPECIFICATIONS
Brand Name: NONE
Dimensions: 3.5cm*4cm*1.15cm
Model Number: C4-4308HNR
Origin: Mainland China
Weight: 160g
is_customized: No

Basic Product Information
Model: C4N-4308HNR
Brand: CNTD
Product Type: Vertical Manual Reset Safety Limit Switch
Operation Mode: Manual reset (forced break structure)
Action Structure: Slow action, forced break (NC contact only)
Protection Degree: IP66
Certification: Compliant with EN60947-5-1, CE certified
Core Electrical Parameters
Contact Configuration: 1NC/1NO (slow action, forced break on NC side)
Rated Voltage: AC250V, DC300V
Rated Current: 3A (AC250V, resistive load); 10A (AC250V, resistive load)
Contact Resistance: ≤25mΩ
Insulation Resistance: ≥100MΩ
Dielectric Strength: 2000VAC (between different poles)
Mechanical Properties
Mechanical Life: ≥1,000,000 cycles
Electrical Life: ≥500,000 cycles (AC250V 3A); ≥300,000 cycles (AC250V 10A)
Operating Speed: 1mm/s~0.5m/s
Operating Frequency: Max. 30 times/min
Head Material: Metal lever + metal ball (type H)
Housing Material: Reinforced engineering plastic (flame retardant, impact resistant)
Operating Temperature: -20℃~+70℃ (no icing)
Protection Performance: Dustproof, splash-proof, oil-proof (IP66)
Application Scope
Position detection and travel control for industrial automation equipment, machine tools, assembly lines, hoisting machinery, etc.
Forced break scenarios in safety circuits (e.g. door interlock, limit protection)
Use in harsh environments (dust, oil, humidity)









General parameters

Parameters above are for reference only and subject to the actual product.
- Standard Shipping: Standard Shipping (12–18 Business Days)
- Express Shipping: Expedited Shipping (5–9 Business Days)
- Free Shipping: Orders over $199 qualify automatically
- Tracking: Full tracking number provided for all orders
- Returns: 30-day hassle-free return window
- Condition: Items must be unused and in original packaging
- Refund: Full refund processed within 3-5 business days
- Factory Direct: ISO/TS 16949 certified manufacturer
- Quality: 100% electrical continuity tested before shipment
- Experience: 15+ years in automotive connector industry
- Support: Professional technical support available
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