At Jagun Fit, I train clients on the Voltra I at Lions Den Gym in Tomball. It is a motor-driven cable machine that produces up to 200 lbs of resistance from a unit the size of a shoebox. I run two of them, and paired together they reach 400 lbs.
The resistance is set by software, so I can change how a rep is loaded in seconds and match it to what your body needs that day.
5 to 200 lbs in 1 lb steps. Small jumps mean steady progress without stalling.
True 1:1 resistance. The number on the screen is the load you feel.
Direct-drive motor. The pull is smooth and consistent, with very little inertia.
Live data on every rep. Peak power and velocity show whether you are getting stronger or just getting tired.
Two units, up to 400 lbs. Paired together, they load both sides at once for bilateral exercises.
Sets up anywhere. Each unit weighs under 13 lbs, has an 8.5 ft cable and mounts to a rack for almost any exercise.
Weight Training: constant resistance, like a cable stack. Predictable loading for strength and muscle building.
Resistance Band: resistance rises as the cable extends. Extra challenge at the end of the rep and at lockout.
Damper: the faster you pull, the harder it gets. Built for explosive power and conditioning.
Isokinetic: holds a set speed and adjusts the resistance to you. Controlled, repeatable reps for tempo work and rehab.
Isometric: a fixed position that measures the force you produce. Strength testing at a specific joint angle, so progress is tracked in numbers.
Custom Curves: a resistance profile designed across the rep. Loading aimed at your sticking points.
Rowing: fluid resistance for high-rep work. Used for conditioning blocks.
Eccentric: adds load on the lowering phase only. More tension where the muscle is strongest.
Chains: load builds toward the end of the rep. Trains the stronger finish of presses and squats.
Inverse Chains: load is heaviest at the start and eases off. Works the weaker starting position of pulls.
Assist: reduces resistance if a rep stalls. A built-in spotter for hard sets.
Auto Load and Unload: resistance engages once you are in position and releases afterward. Safer, easier setup on heavy sets.
Every rep has two halves: lifting the weight and lowering it. You are stronger on the way down than on the way up. With ordinary weights, the load is capped by what you can lift, so the lowering half is always under-loaded.
The Voltra I's eccentric setting fixes that. It adds resistance during the lowering phase only, then returns to your base weight for the lift. The muscle works against more tension while it lengthens, and tension is the main signal that tells a muscle to grow.
In practice, that means more work for the muscle in the same number of reps, better control through the full range of motion, and a way to keep progressing when your lifting strength has stalled.
Eccentric work is demanding and causes more soreness than regular training, so I add it gradually and program it around your recovery.
We use cookies to analyze website traffic and optimize your website experience. By accepting our use of cookies, your data will be aggregated with all other user data.