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Sunrise Medical

Empulse M90 powered rear wheels

The motor sits in the hub. Empulse M90 wheels replace the rear pair, so the chair does not grow wider. A rider who wants help on distance and hills, and still wants to push, is who they suit.

  • Each wheel: 11.7 lb (5.3 kg) without the battery; each battery is 1.3 lb (0.6 kg)
  • Range: up to 9.3 mi (15 km), depending on surface, weight, driving and terrain
Weight capacity
265 lb120 kg
Product weight
26.2 lb (11.9 kg) for both wheels with their batteries
Top speed
3.7 mph6 km/h
Wheel size
24 in (540 mm) only

What is included?

Two wheels with a 4.0 Ah battery in each, the control unit and mounts, quick-release axles, a retrofitting kit, charging cables and a docking charger. You keep your own tires. Ask us for a quote.

$ 0.00 $ 0.00

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  • Delivery and setup Across Toronto and the GTA: we set it up, show you how it works and service it at home or in our shop. Call (905) 798-1853
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Brand
Sunrise Medical
Category
Power Assist

Description

The drive sits in the rear wheels, not in a unit on the front or under the seat. You steer with the handrims or the toggle.

Who is the Empulse M90 for?

  • A rider who wants power for distance and hills, then free-rolls when they do not.
  • Not for 22 or 26 inch wheels, a carbon frame, rear suspension or one-arm drive.
  • If a caregiver pushes, look at the Empulse R20.

Will these wheels fit?

  • Rear wheels must be 24 in (540 mm). No other size is offered.
  • The install sets camber to zero. Handrims must be tab-mount, standard or wide, not narrow.
  • Leave 1.2 in (30 mm) for the controller. Casters of 5 in or larger are suggested.
  • The user limit is 265 lb (120 kg). Tell us the chair model and we confirm fit before you order.

Weight, range and speed

Each wheel is 11.7 lb (5.3 kg) without the battery. Both wheels with batteries are 26.2 lb (11.9 kg).

Range is up to 9.3 mi (15 km). Top speed is 3.7 mph (6 km/h). Surface, weight and terrain change both.

Rated slope is 3 degrees, with short climbs tested at 6 degrees.

Each battery is 4.0 Ah, 1.3 lb (0.6 kg), 86.4 Wh at 21.6 V. Sunrise calls it flight-friendly. The airline still decides.

How does it compare?

The Empulse R90 is a rear add-on that stays on the chair. The Empulse F35 and the Empulse StreetJet are front pulls.

The Klaxon Twist can sit at the front or the rear. See other wheelchairs, or book a free home assessment.

See our showrooms.

Funding may help: see who may help pay.

Frequently asked questions

Can I keep my own tires and handrims?

Yes, on a 24 inch wheel, if the handrims are tab-mount in a standard or wide spot. A narrow handrim position does not fit.

Can I push with the power off?

Yes. A switch on each wheel sets free roll, so the chair pushes like a manual chair when you do not want power.

What if my chair is not a Quickie?

The maker's guide names the Sunrise chairs it has checked, and says other brands are still to come. Tell us the model and we confirm fit before you order.

Do the wheels change how wide the chair is?

The motor and battery sit in the hub, so there is no side unit to add width. Armrests near the motor can still need the wheel shifted out.

Specifications

Weight capacity
265 lb (120 kg)
Product weight
26.2 lb (11.9 kg) for both wheels with batteries; each wheel 11.7 lb (5.3 kg) without
Top speed
3.7 mph (6 km/h)
Battery
4.0 Ah lithium-ion in each wheel, 1.3 lb (0.6 kg), 86.4 Wh, 21.6 V
Range
Up to 9.3 mi (15 km), depending on surface, weight, driving and terrain
Attachment
Replaces the rear wheels. 24 in (540 mm) only, and the install sets camber to zero
Product type
Power-assist wheels for a manual wheelchair, with the drive in the hubs

Figures from the manufacturer. Options and seat sizes can change them; we confirm yours before ordering.

Documents

Delivery and service

Delivery and setup

We deliver and set up equipment across Toronto and the GTA, and show you how everything works. Custom and special-order products can take longer; we confirm timing with you before delivery.

Service and repairs

Our technicians service what we sell, at home or in our shop.

Try before you buy

Visit a showroom in Etobicoke or Brampton to try products first, or book a free home assessment.

Questions about this product?

Talk to our team, try it in a showroom, or book a free home assessment. We help with sizing and funding.

Not sure where to start?

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