J4 HD Specifications

ModelJ4 HD
Drive ConfigurationMid-wheel Drive
Drive WheelsStandard: 14" flat free
Caster WheelsFront: 6" Solid
Rear: 6" Solid
Anti-Tip WheelsN/A
Maximum Speed4Up to 5 mph
Ground Clearance3"
Turning Radius521"
Overall Length1832.3"
Base Width24.25"
Seating SizesQ4 Seating
W: 20-24" (in 2" increments); D: 20-24" (in 2" increments)
Seat-to-Floor Heights16Q4 Seating8: 17.25-19.25"
Battery Size6NF-22
Battery Weight1438 lbs.
Available Electronics1275A Q-Logic NE+
Battery Charger8A Off-board
Motor PackagesTwo motor, Mid-Wheel 6®
Weight Capacity7400 lbs.
Base Weight131.6 lbs.
Medicare Code CoverageGroup 2:
Single Power HD (K0837)
1 Standard
2 Optional
3 Requires HD Suspension
4 Speed varies with user weight, terrain type, battery charge, battery condition and tire pressure.
5 Without front riggings
6 Battery capacity may change when adding power positioning systems.
7 Weight capacity is dictated by the selection of seating.
8 All measurements +/- 1/8" with 18" x 18" seat, fixed towers, 300 lbs. weight capacity and solid tires (add 3/8" with pneumatic tires). Depths may increase seat-to-floor height. Contact Customer Service for details. Limited measurements are in the lowest position; does not include elevating system unless specified.
9 250 lbs. weight capacity with TRU-Balance® Systems
10 Maximum dimensions of the Manual Recline vary by power base and seating system. Call for details.
11 Requires Group 34 batteries
12 All Quantum Rehab® units can be ordered with specialty controls
13 Required with high-speed motors
14 Battery weight may vary +/- 3 lbs. based on manufacturer.
15 Weight capacity is reduced to 400 lbs. with the 10" Lift.
16 Seat-to-floor heights are measured with the unit unloaded.
18 Without foot riggings.

The information contained herein is correct at the time of publication; we reserve the right to alter specifications without prior notice.

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