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Descent Control

Controlled descent devices for rope access and work positioning. Figure-8, ATC tube, and professional auto-lock descenders — EN 12841 Type C and EN 15151 certified for safety-critical applications.

EN 15151-1/2/3 EN 12841 Type C CE · Category III Ø 10–12 mm ropes
HZD-C1 Figure-8 Descender

HZD-C1

Figure-8 Descender

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HZD-C2 ATC Tube Descender

HZD-C2

ATC Tube Descender

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HZD-C3 Auto-Lock Descender

HZD-C3

Auto-Lock Descender (Anti-Panic)

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HZD-C4 Figure-8 Descender with Eye

HZD-C4

Figure-8 Descender with Eye

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HZD-C1

Figure-8 Descender
EN 15151-3
HZD-C1

Key Features

  • Classic figure-8 geometry for intuitive controlled descent
  • Hot-forged aluminum alloy body — lightweight and durable
  • Symmetrical side plates prevent rope twisting
  • Wide groove design accommodates 10–12 mm dynamic ropes
  • Stamped serial number for full traceability
  • Available in standard silver or black anodized finish

Specifications

StandardEN 15151-1:2012 Class 3
Working Load Limit150 kg
MaterialAluminum alloy 7075-T6, hot-forged
FinishHard anodized
Rope DiameterØ 9.5 – 12 mm kernmantle rope
Body Dimensions158 × 72 × 14 mm
Weightapprox. 0.175 kg
Eye DiameterØ 20 mm (largest eye)
CertificationCE · EU PPE Reg. 2016/425 Cat. III

HZD-C2

ATC Tube Descender
EN 15151-2
HZD-C2

Key Features

  • Parallel-side tube design for friction control on steep terrain
  • Two rope channel configuration: guide mode and rappel mode
  • Hot-forged aluminum body with hard anodized finish
  • Accepts single and double rope configurations
  • Large attachment holes accommodate multiple carabiners
  • Compatible with rescue scenarios via rappel mode

Specifications

StandardEN 15151-1:2012 Class 2
Working Load Limit200 kg
MaterialAluminum alloy 7075-T6, hot-forged
FinishHard anodized
Rope DiameterØ 8.5 – 12 mm kernmantle rope
Body Dimensions142 × 64 × 18 mm
Weightapprox. 0.140 kg
ModesSingle rope / double rope guide
CertificationCE · EU PPE Reg. 2016/425 Cat. III

HZD-C3

Auto-Lock Descender (Anti-Panic)
EN 12841 Type C
HZD-C3

Key Features

  • Integrated auto-lock mechanism — descent stops on handle release
  • Anti-panic function: pulling handle past neutral triggers emergency stop
  • Adjustable descent speed via handle rotation
  • Secondary security cam prevents rope jump-out
  • One-piece body — no loose parts in field conditions
  • Certified for rope access work positioning systems (EN 12841)

Specifications

StandardEN 12841:2006 Type C
Working Load Limit200 kg
MaterialAluminum alloy 7075-T6, hot-forged
FinishHard anodized (black)
Rope DiameterØ 10 – 12 mm kernmantle rope
Body Dimensions165 × 78 × 22 mm
Weightapprox. 0.285 kg
Descent SpeedAdjustable 0.6 – 2.0 m/s
CertificationCE · EU PPE Reg. 2016/425 Cat. III

HZD-C4

Figure-8 Descender with Eye
EN 15151-3
HZD-C4

Key Features

  • Reinforced Figure-8 with integral attachment eye on bottom horn
  • Single-piece hot-forged aluminum construction
  • Prusik-compatible geometry for rope access
  • Excellent heat dissipation on long descents
  • Large radii on all edges — protects rope sheath
  • Standard EN 15151-3 certification for professional rope work

Specifications

StandardEN 15151-1:2012 Class 3
Working Load Limit150 kg
MaterialAluminum alloy 7075-T6, hot-forged
FinishHard anodized (silver)
Rope DiameterØ 9.5 – 12 mm kernmantle rope
Body Dimensions165 × 70 × 15 mm
Weightapprox. 0.185 kg
Eye DiameterØ 22 mm (bottom horn)
CertificationCE · EU PPE Reg. 2016/425 Cat. III

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