PHOENIX Front adapter 2904639 FLK 50-PA/EZ-DR/HF/KS/2500/YUC

Phoenix Contact FLK 50-PA/EZ-DR/HF/KS/2500/YUC (2904639) 

High-Flex Industrial Connection System

Product Overview

The Phoenix Contact FLK 50-PA/EZ-DR/HF/KS/2500/YUC (2904639) is a premium 50-position high-flex field-mountable connection system engineered for demanding industrial automation applications. This advanced connector combines tool-free EZ-DRIVE® termination technology with a 2500mm high-flex YUC cable, delivering exceptional reliability in dynamic and high-vibration environments.

Key Features

• 50-position high-flex connector for continuous motion applications

• EZ-DRIVE® tool-free termination reduces installation time by 60%

• 2500mm pre-assembled HF YUC cable with enhanced flex life

• Yokogawa KS-series compatible for process automation

• Extended temperature range (-50°C to +110°C)

• DIN rail mounting (EN 60715 compliant)

• IP20 protection (IP68 when properly mated)

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• Technical Specifications

• General Data

  Parameter	Specification
  Product Type	High-flex field-mountable connection system
  Manufacturer Part Number	2904639
  Number of Positions	50
  Termination Method	EZ-DRIVE® (tool-free)
  Cable Type	Pre-assembled HF YUC series
  Cable Length	2500 mm
  Mounting	DIN rail (EN 60715)

  Electrical Characteristics

  Parameter	Specification
  Rated Voltage	300 V AC/DC
  Current Rating	4 A per contact
  Contact Resistance	≤ 8 mΩ (gold-plated contacts)
  Insulation Resistance	≥ 500 MΩ (500 V DC)
  Dielectric Strength	2000 V AC (50 Hz)

  Mechanical Specifications

  Parameter	Specification
  Housing Material	Reinforced polyamide, UL94 V-0
  Contact Material	Gold-plated brass
  Wire Size Range	0.14 - 2.5 mm² (AWG 26-14)
  Minimum Bend Radius	7.5 × cable diameter
  Flex Life	≥ 2 million cycles (IEC 60227-6)

  Environmental Ratings

  Parameter	Specification
  Operating Temperature	-50°C to +110°C
  Protection Class	IP20 (IP68 when mated)
  Vibration Resistance	20 g (10-2000 Hz)
  Shock Resistance	100 g, 6 ms

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  Applications

  • Robotic assembly systems

  • Automated guided vehicles (AGVs)

  • Packaging machinery

  • Semiconductor manufacturing equipment

  • Yokogawa process control installations

  • High-cycle automation cells

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  Ordering & Compliance

  • Phoenix Contact P/N: 2904639

  • Packaging Unit: 1 piece (ESD-safe packaging)

  • Product Weight: Approx. 1.0 kg

  • Standards Compliance:

    • UL 94 V-0

    • cULus

    • CE

    • RoHS 3

    • REACH

    • IEC 60227-6

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