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Petzl Ascension Ascender


Petzl Ascension Ascender: A Climbing Essential

When it comes to rock climbing and mountaineering, having the right gear can make all the difference between a successful ascent and a daunting challenge. One such indispensable tool for climbers is the Petzl Ascension Ascender.


The Petzl ASCENSION Ascender is a handled rope clamp designed for rope ascents. It features an overmoulded grip and ergonomic upper part for a comfortable, powerful grip when pulling with either one or both hands. The ASCENSION has a wide lower hole that makes it easy to connect two carabiners for a lanyard and footloop.
  • Designed for rope ascents
  • Easy to use, and effective:
    • ergonomic moulded handle provides a comfortable yet powerful grip
    • wide opening allows the handle to be easily grasped, even when wearing thick gloves
    • ergonomic upper part to maximise pulling force when using two hands
    • safety catch is completely integrated into the ascender’s body to help prevent snagging
    • toothed cam with self-cleaning slot optimises performance in all conditions (e.g. dirty or frozen ropes)
    • wide lower hole makes it easy to attach the carabiners of the CONNECT ADJUST lanyard and FOOTAPE or FOOTCORD footloop
    • upper hole for clipping a carabiner around the rope
  • Available in left or right-handed versions


    • Material(s): aluminum, stainless steel, plastic, rubber, nylon
    • Weight: 165 g
    • Rope compatibility: 8 to 13 mm
    • Certification(s): CE EN 567, UKCA, UIAA

    Key Features

    Ergonomic Design

    The Petzl Ascension Ascender boasts an ergonomic design that fits comfortably in the hand. Its well-thought-out shape ensures a secure grip, allowing climbers to ascend with confidence, even in challenging conditions.


    This ascender is compatible with a wide range of rope diameters, making it a versatile choice for climbers. Whether you're tackling a thin rope for a quick ascent or a thicker one for added safety, the Petzl Ascension Ascender has you covered.

    Smooth Operation

    One of the standout features of this device is its smooth and precise operation. The toothed cam and self-cleaning slot ensure minimal friction on the rope, allowing for efficient upward progress.

    Safety Mechanisms

    Safety is paramount in climbing, and the Petzl Ascension Ascender doesn't disappoint. It features a secure locking mechanism that prevents accidental slips and ensures your safety high above the ground.


    Rock Climbing

    For rock climbers, ascending a rope is often necessary to reach their desired routes. The Petzl Ascension Ascender simplifies this process, making it an essential tool for climbers of all skill levels.

    Ice Climbing

    In the world of ice climbing, where every move must be deliberate and precise, the Ascension Ascender's smooth operation becomes invaluable. It allows climbers to maintain a steady rhythm, even in sub-zero temperatures.


    Exploring the depths of caves requires specialized equipment, and the Petzl Ascension Ascender is a favorite among cavers. Its reliability and ease of use make it an ideal choice for navigating underground passages.

    How to Use

    Using the Petzl Ascension Ascender is straightforward:

    1. Attach it to your harness using a carabiner.
    2. Clip it onto the rope you intend to ascend.
    3. Ensure the device is correctly oriented, with the toothed cam gripping the rope.
    4. Apply upward pressure on the device's handle, and it will move smoothly along the rope.
    5. To lock it in place, release the handle, and the safety mechanism engages.

    Advantages of the Petzl Ascension Ascender

    Speed and Efficiency

    With the Petzl Ascension Ascender, climbers can ascend quickly and efficiently, conserving energy for the more challenging sections of their ascent.


    Climbers depend on their equipment, and the Petzl Ascension Ascender is known for its durability and reliability, even in harsh conditions.

    Enhanced Safety

    Safety should never be compromised in climbing. The Ascension Ascender's locking mechanism adds an extra layer of security, giving climbers peace of mind.

    Frequently Asked Questions

    1. Is the Petzl Ascension Ascender suitable for beginners?

    Absolutely. Its user-friendly design makes it a great choice for climbers who are just starting.

    2. Can I use this ascender in wet conditions?

    Yes, the Petzl Ascension Ascender's self-cleaning slot ensures reliable performance, even in wet and muddy conditions.

    3. Does it work with all types of ropes?

    It is compatible with a wide range of rope diameters, making it versatile for various climbing situations.

    4. How do I maintain my Petzl Ascension Ascender?

    Regularly inspect it for wear and tear, and clean it as needed. Refer to the manufacturer's guidelines for specific maintenance instructions.