Spider 75R Rope Balancer

The 3ARM® Spider 75R is a compact electronic rope balancer designed for rail-mounted systems, providing ergonomic lift assist and zero-gravity handling of loads up to 75 kg. It enables smooth manual positioning, precise load control, and endless rotation along extended work paths.

Featuring self-balancing technology, adjustable lifting speeds, and intuitive programming, the Spider 75R functions as a versatile industrial manipulator. Its customizable software and compatibility with multiple end effectors make it ideal for repetitive material handling, assembly operations, and workplace ergonomics optimization in manufacturing environments.

SPIDER 75R

The 3arm Smart Lift Spider 75R is an electronic rope balancer designed to be mounted on rail systems for manually handling loads up to 75kg.

SPIDER 75C

Technical Specifications

LOAD CAPACITY: 0-75Kg

POWER SUPLY: 230V

LIFTING SPEED: Up to 650 mm/s . Adjustable in different heights. Pick up/release point.

CABLE STROKE: 2.5m

CONTROLS: Handle mode and load mode

SPIDER 75C

Features

The 3arm Sspider features make this rope balancer unique.

MEASURING CELL

The application of a measuring cell leads to an optimum running performance. Self-balancing and the weight of the load is displayed exactly

ENDLESS ROTATION

Rotary units are installed on the operating handle and the column. This allows endless turning movement of the load and radial arms.

EASY PROGRAMMING

The device allows to easily set up different speeds as well as reducing the speed at the pick-up and release points.

MIDDLE HINGE

The middle hinge connects the two radial arms allowing to reach every point within the operating radius.

CUSTOMIZABLE

Flexible software to customize the device with different end efectors or other input output application needs.