Petzl - Professional Catalog 2026

MAESTRO S

MAESTRO L

These descenders offer the versatility required for technical rescue operations :

lowering , hauling , handling heavy loads , use in the primary system or in a backup

belay .

Descenders for Technical Rescue

Descenders

• AUTO - LOCK system : automatically locks the rope

• Excellent hauling eff iciency

• Comfortable , controlled descent , even with heavy loads

• Easy rope installation

The AUTO - LOCK system

allows automatic locking

of the rope when the

handle is not in use .

Once blocked , the rope

can be taken up without

manipulating the handle .

The faceted sheave creates additional

friction zones for the rope , providing

extra braking for lowering heavy loads .

The ergonomic handle and integrated

brake enable a comfortably controlled

descent .

The integrated progress - capture

pulley with very large diameter sheave

mounted on sealed ball bearings rotates

in only one direction for excellent hauling

efficiency . The lower connection point

can be used to create different types

of haul systems .

Markings on the device make

rope installation quick and easy .

250 kg

280 kg

10 to 11 . 5 mm

12 . 5 to 13 mm

MAESTRO

Descender with integrated progress - capture pulley for loads up to 250 kg ,

compatible with 10 to 11 . 5 mm ropes

The MAESTRO S is a descender designed for technical rescue operations . It makes it easier to manipulate

heavy loads when lowering or hauling and can be used in both the primary system or in a backup belay .

This versatility allows rescuers to adapt to a variety of different situations they may encounter on the rescue

scene . The ergonomic handle and integrated brake enable a comfortably controlled descent . Changing from

lowering to hauling is immediate , without the need to transfer the load . The integrated progress - capture pulley

has a large diameter sheave mounted on sealed ball bearings , providing excellent hauling efficiency . The AUTO -

LOCK system automatically locks the rope when the handle is not in use . Once blocked , the rope can be taken

up without manipulating the handle . The MAESTRO S descender is compatible with 10 to 11 . 5 mm ropes and

can handle loads up to 250 kg .

MAESTRO

Descender with integrated progress - capture pulley for loads up to 280 kg ,

compatible with 12 . 5 to 13 mm ropes

MAESTRO L is a descender designed for technical rescue operations . It makes it easier to manipulate

heavy loads when lowering or hauling and can be used in both the primary system or in a backup belay .

This versatility allows rescuers to adapt to a variety of different situations they may encounter on the rescue

scene . The ergonomic handle and integrated brake enable a comfortably controlled descent . Changing from

lowering to hauling is immediate , without the need to transfer the load . The integrated progress - capture pulley

has a large diameter sheave mounted on sealed ball bearings , providing excellent hauling efficiency . The AUTO -

LOCK system automatically locks the rope when the handle is not in use . Once blocked , the rope can be taken

up without manipulating the handle . The MAESTRO L descender is compatible with 12 . 5 to 13 mm ropes and

can handle loads up to 280 kg .

MAESTRO descenders with integrated progress - capture pulley

Rescue exercise , Mont Veyrier , Annecy , France .