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740kg Lightweight Aluminum Hand Ascender for Industrial Rope Access
Detail Information
JS-A7121-1 740kg Aluminum Hand Ascenders Description
The 740kg Lightweight Aluminum Hand Ascender is engineered for industrial rope access, climbing, rescue, and high-altitude work where safety and reliability are paramount. Designed for integration into safety harness systems, rescue setups, and rope-based positioning devices, this ascender combines lightweight construction with high load-bearing capacity, enabling efficient and secure rope climbing operations.
Constructed from premium aluminum alloy, it ensures durable performance, corrosion resistance, and smooth rope engagement, making it ideal for professional applications in industrial maintenance, construction, and rescue operations.
JS-A7121-1 740kg Aluminum Hand Ascenders Parameters
Any Color (Can be customized) | Aluminum Hand Ascenders |
| Item number | JS-A7121-1 |
| Material | Aluminum 7075 |
| Packing size | Canton: 50pcs/ctn 36.5*26*12cm |
| Packing by | Mail box |
Available color | Any Color (Can be customized) |
Function | For construction sites, power facilities, miners, oil exploration, rock climbing and outdoor sports |
Professional JS-A7121-1 740kg Aluminum Hand Ascenders Purchase Guide
1. Material & Durability
Constructed from high-strength, aerospace-grade aluminum alloy, this hand ascender combines lightweight design with exceptional mechanical durability.
Key material advantages:
Robust load-bearing capacity up to 740kg while remaining lightweight
Resistance to bending, cracking, and fatigue under repetitive use
Corrosion-resistant aluminum ensures long-term reliability even in industrial or coastal environments
Smooth surface finish prevents wear on ropes and harness components
This makes it ideal for industrial rope access, climbing, and rescue applications, providing dependable performance for OEM safety harness systems.
2. Outdoor Environmental Adaptability
Engineered for harsh outdoor conditions, the aluminum hand ascender maintains functionality and structural integrity under:
Extreme temperatures and thermal cycling
UV exposure and prolonged sunlight
Rain, humidity, and wet conditions
Dust, dirt, and other industrial contaminants
Its lightweight aluminum construction and corrosion resistance allow safe, reliable operation in high-rise maintenance, tower climbing, rescue, and adventure sports environments.
3. Load Performance & Safety Factor
Rated for maximum load of 740kg, this hand ascender is designed to ensure safe rope gripping and controlled ascent during industrial or rescue operations.
Performance highlights:
Optimized cam and friction mechanism for secure rope engagement
Even load distribution minimizes rope wear and enhances safety
High safety factor exceeds standard EN 567 / UIAA / ANSI Z359 guidelines for rope-access devices
Reliable performance for repetitive ascents and dynamic loading
Tested under tensile and fatigue conditions, the device ensures consistent safety and performance for professional rope-access teams.
4. Structural Craftsmanship & Detail Finishing
Manufactured with precision CNC machining and ergonomic design, the hand ascender offers:
Smooth, rounded edges to prevent rope abrasion and improve handling comfort
Precision cam teeth for secure engagement without slipping
Lightweight yet sturdy frame optimized for repeated use
Anodized finish for corrosion resistance and extended lifespan
Laser-engraved load rating and traceability marks for quality assurance
The meticulous craftsmanship ensures that the ascender is both easy to operate and highly reliable, meeting the demanding standards of industrial rope access, climbing, and rescue operations.
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