Quantum Q4 Powerchair


Exceptional Powerchair features, combined with a compact chassis. The Quantum Q4 is a compact 4mph Mid-Wheel Drive power chair, designed for indoor and outdoor use. The Q4 has been specifically designed with the new ION Seat, which features two individual seat sizes. The Q4 features mid-wheel 6 design, which enables tight turning radius and outstanding performance making the Q4 an excellent choice for the demands of the most active client.

Crash Tested. Subject to configuration, further information available at point of order.

Available colours

Quantum q4 available colours


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Power options

q4 tb flex tilt recline powerchair seating option

Quantum Q4 Powerchair with TB Flex normal angle


Power Recline - Standard with Configuration 2:

The Quantum Q4 features a quick and easy to use power recline

Power Tilt - Standard with Configuration 2 and Configuration 3:

The Quantum Q4 features a quick and easy to use power tilt

Manual elevating legrests - Standard with Configuration 2:

The adaptable manual elevating legrests on the Q4 allow you to adjust the legrest to your specification.

Attendant Recline - Standard with Configuration 1 and Configuration 2:

The Quantum Q4 in configuration 1 and 2 features an quick and easy to use attendant recline.


Weight Capacity 21 Stone 6 lbs (136 kg)
Maximum Speed 4 mph (6 km/h)
Ground Clearance 7.62 cm (3")
Overall Length 90.17 cm (35.5")
Overall Width 61 cm (24.01")
Turning Radius 50.8 cm (20")
Standard Controls PG VR2
Total Weight (without batteries) 62 kg (136 lbs)
Battery Requirements Two 12-volt, deep cycle (standard) Size: 2x 50-55 AH Weight: 17.24 kg (38 lbs) each
Seating ION Seating - 40.64 cm x 40.64 cm (16" x 16") or 45.72 cm x 42.72 cm (18" x 18") TB FLEX seating: 15" x 15" to 22" x 20"
Tyres Front castors: 15 cm (6”) solid Rear castors: 15 cm (6”) solid Drive: 35.56 cm (14”) pneumatic or solid available
Notes 1. Due to manufacturing tolerances and continual product improvement, this specification can be subject to a variance of + or - 3 %. 2. Specification varies with user weight, terrain, battery type, battery condition and tire pressure. 3. Battery weight may vary based on manufacturer. Tested in accordance with ANSI/RESNA, WC Vol. 2, Section 4 and ISO 7176-4 standards. Results derived from theoretical calculations based on battery specifications and drive system performance. Testing conducted at maximum weight capacities. This specification can be subject to a variance of +10%, -5%. 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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