Tractel 50 ft. D4 Descender Kit – Complete Rope Descent and Rescue System - KIT-D450

The Tractel D4 Descender Kit gives users a comprehensive and ready-to-use rope descent solution for various applications where controlled lowering and safety are needed. Built around the trusted D4 double-safety descender, this system offers precise descent control and reliable performance for professionals working at height.

The D4 Descender features an innovative double-locking mechanism that allows for smooth, secure operation, helping to prevent accidental release and providing peace of mind in demanding conditions. The 50 ft. (15 m) rope assembly extends your working range, while the 6 ft. endless sling and autolocking carabiner offer dependable anchoring and connection versatility. A reuseable carrying bag is also included for storage and transport.

Engineered for strength, safety, and efficiency, the KIT-D450 delivers a complete descent and rescue system that meets rigorous industry standards — ideal for tower work, confined space access, and maintenance operations.

Specifications

• Model: KIT-D450
• System Type: Rope descent and rescue kit
• Includes:
  • D4 Descender (compatible with 7/16 in. / 11 mm Kermantle rope)
  • 50 ft. (15 m) rope assembly
  • 6 ft. (1.8 m) endless sling
  • 5/8 in. autolocking carabiner
  • Carrying bag
• Descender Features:
  • Dual safety cam system for controlled, smooth operation
  • Lightweight yet rugged aluminum construction
  • Optimized for professional rope access and rescue use
• Applications: Rope access, tower maintenance, confined space rescue, industrial descent
• Compliance: Meets OSHA and ANSI Z359 fall protection standards