The Edge® 4 boasts 7" front and rear casters to help negotiate real-world obstacles while dependable 4-pole motors can reach speeds up to 7 mph. A new battery tray provides improved rear battery …

The Edge® 4 is our most advanced model yet. With 180 mm (7”) front and rear casters and powerful 4-pole motors, it delivers speeds up to 10 km/h and confidently tackles everyday obstacles. A new …

Quantum Edge 4 - the new and improved mid-wheel drive - group 3 complex rehab power wheelchair that unites the best qualities of its predecessors with next-gen features.

Sep 25, 2025 · DURYEA, Pennsylvania—Quantum Rehab, a provider of power chair and custom wheelchair solutions, announced the release of its new Quantum Edge 4, a mid-wheel drive Group 3 …

Sep 21, 2025 · The idea behind Edge® 4 emerged from the successful Edge® 3 Stretto®. Quantum engineers built upon the Edge predecessors, integrated several popular elements from the Stretto® …

One size never fits all when it comes to mobility, and Quantum Rehab gets that. Their iLevel technology allows users to operate the power chair at eye-level height while at walking speed.

The Edge® 4 boasts 7" front and rear casters to help negotiate real-world obstacles while dependable 4-pole motors can reach speeds up to 7 mph. A new battery tray provides improved rear battery …

Manual Quantum Edge 4. View the Quantum Edge 4 manual for free or ask your question to other Quantum Edge 4 owners.

Quantum Rehab® was born out of the desire to delight customers with the most advanced, consumer-inspired complex rehab power wheelchairs and related technologies possible.

Quantum Rehab power chairs consist of a wide array of models, each incorporating various components to accommodate the comprehensive needs of individuals requiring a complex rehab product.