Invacare TDX SP2 HD power wheelchair with black cushioned seat, headrest, adjustable armrests and footrests, and turquoise-accented rear wheels, designed for heavy-duty mobility and user comfort.

TDX SP2 HD Power Wheelchair w/ Ultra Low Maxx Power Positioning System

Invacare
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The Invacare TDX SP2 HD Power Wheelchair is built for durability, comfort, and unmatched performance, making it the ultimate solution for individuals who require a heavy-duty power wheelchair. Combining the advanced Ultra Low Maxx power positioning system with Invacare’s proven SureStep® suspension technology, this chair delivers exceptional stability, precision handling, and all-day comfort.

Designed to support users up to 400 lbs, the TDX SP2 HD features a reinforced frame, powerful motors, and heavy-duty seating components. Whether navigating indoors or tackling outdoor terrain, its mid-wheel drive design ensures a tight turning radius and outstanding maneuverability.
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Description

Invacare TDX SP2 HD Power Wheelchair - Heavy-Duty Performance & Advanced Positioning

The TDX SP2 HD brings Invacare’s proven stability and rehab-grade positioning to a heavy-duty platform. Incorporating all the benefits of the TDX SP2 Power Wheelchair - including advanced Ultra Low Maxx positioning, SureStep® suspension with Stability Lock, and mid-wheel drive maneuverability - this HD model adds reinforced structural components and robust drive systems for enhanced durability and support. The result is a power wheelchair that delivers smooth handling, precise control, and clinical flexibility, now in a package built for users who need extra strength and reliability.

Key Features:

  • Mid-Wheel Drive (MWD): Engineered for superior maneuverability, the MWD system delivers the tightest turning radius and compact footprint compared to front- or rear-wheel chairs
  • Heavy-Duty Capacity: Supports up to 400 lbs. without sacrificing performance
  • Ultra Low Maxx Power Positioning System: Built to promote proper posture, improve comfort, and reduce shear forces, this seating system supports both clinical needs and daily use
  • Versatile Positioning Options: Offers up to 50° of tilt, 150° of recline, and 10” of seat elevation, allowing the user to achieve highly personalized comfort and functional positions
  • SureStep® Suspension & Stability Lock: These technologies work together to keep the chair balanced and steady, providing a smooth ride over thresholds and uneven terrain
  • G-Trac Technology: Maintains accurate drive paths over challenging surfaces such as slopes, soft ground, or thick carpets, helping minimize the effort required by the user
  • LiNX® Smart Technology: A next-generation control platform offering a responsive driving experience while giving clinicians and technicians powerful tools for setup and adjustment
  • Wireless Programming: Provides real-time updates and instant performance feedback, making initial setup and ongoing tuning faster and more efficient
  • DuraWatt Motor: Four-pole motor design delivers a smoother, quieter ride while offering enhanced durability and protection against water intrusion

Choose from 2 Available Seating Systems

The Invacare TDX SP2 Heavy-Duty Power Wheelchair is available in two actuator configurations, allowing you to choose the level of positioning support that best fits your needs. Whether you prefer simple adjustments for daily comfort or a more advanced system for maximum independence, there’s a model designed for you:

  • Single Actuator System (TDXSP2HD-CG) – Delivers essential power tilt or recline functions, ideal for users who need straightforward positioning and pressure relief
  • Multiple Actuators System (TDXSP2HD-MCG) – Provides advanced power tilt, recline, leg & seat elevation for complete positioning, greater independence, and enhanced clinical care

Who This Model Is For:

The HD variants are intended for users who require a more robust drivetrain and reinforced structural components while still needing advanced positioning and clinical adaptability - ideal for heavy-use home, community, and clinical settings.

Modern electric wheelchair with padded seat, headrest, armrests, footrest, and joystick control panel, featuring large rear wheels with red accents for enhanced mobility and comfort.

  

Built for Strength and Comfort

The TDX SP2 HD is engineered to handle the demands of daily life with durability, comfort, and advanced positioning. With the Ultra Low Maxx system, users can tilt, recline, or elevate for pressure relief, independence, and easier interaction with their environment.

Its heavy-duty frame and reinforced components provide reliable support, while SureStep® Suspension and Stability Lock ensure a smooth, stable ride across indoor and outdoor terrain.

From tight indoor spaces to more challenging environments, the TDX SP2 HD delivers the confidence, control, and performance you expect from Invacare’s most robust power wheelchair.

Exceptional Drive & Maneuverability

Mid-wheel (center) drive puts traction and turning advantage where it matters, delivering a small turning radius for tight indoor spaces while still offering predictable outdoor control. The platform is optimized to keep tracking stable across surfaces.

  

Invacare TDX SP2 HD Power Wheelchair diagram showing True Center Wheel Drive turning radius compared to front-wheel and rear-wheel drive
Invacare TDX SP2 HD power wheelchair in a reclined position, featuring a black frame with teal wheel accents, padded seat, backrest, headrest, and adjustable armrests and footrests, designed for heavy-duty use and advanced positioning  

Ultra Low Maxx - Advanced Power Positioning

The Ultra Low Maxx system gives caregivers and clinicians powerful, precise positioning options to manage posture and pressure. Offering up to 50° tilt and 150° recline with Extended Shear Reduction (ESR) with available 10" power seat elevation ranges that help with pressure redistribution, transfers, and reaching overhead surfaces.

Stability & Ride Quality

The HD base pairs SureStep® suspension with a Stability Lock to reduce forward lurch and keep the chair steady while negotiating obstacles or curbs. These features are designed to maintain comfort without sacrificing safety - especially important when carrying heavier loads or navigating rougher terrain.

   Close-up comparison of Invacare TDX SP2 HD power wheelchair's SureStep® Suspension and Stability Lock system, showing wheel navigating uneven surface on left and flat surface on right, emphasizing advanced stability and smooth terrain handling.

Invacare TDX SP2 Heavy-Duty Power Wheelchair - LiNX

  

Smart Controls & Connectivity

Choose from LiNX® control packages and interfaces for easy programming, driver profiles, and wireless updates. The LiNX electronics also support advanced drive technologies (tracking enhancements and specialist input methods) so the HD platform can be configured to meet complex clinical needs.

Customized Seating Systems

The TDX SP2 Heavy-Duty accepts modular seating components and a wide range of support surfaces and cushion options, allowing clinicians to specify rehab-grade setups. You can select from single-actuator or multi-actuator configurations (TDXSP2HD-CG / TDXSP2HD-MCG) depending on the user’s positioning and independence requirements.

  

Invacare Matrx wheelchair seating components including adjustable backrests, headrests, contoured cushions, and footrest, designed for customizable comfort and postural support.

Specifications:

  • Tilt Range: Up to 50° (posterior)
  • Recline Range: Up to 150°
  • Seat Elevation: Up to 10"
  • Drive Base: Center-wheel drive
  • Suspension: SureStep® with Stability Lock
  • Electronics: LiNX® controller with customizable profiles
  • Base Width: 25.5"
  • Turning Radius: ~20"
  • Weight Capacity: 400 lbs
  • Top Speed: 5.8 mph
  • Battery: Group 24 - MK 24 NF
  • Battery Range: Up to 18.4 miles per charge
  • HCPCS Code: K0856 (TDXSP2HD-CG) or K0862 (TDXSP2HD-MCG)

RETURN & CANCELLATION POLICY:

  • This is a custom, built-to-order product and is NON-RETURNABLE
  • Order cancellations are not guaranteed but may be possible depending on the stage of the production lifecycle. Please contact Aracent Healthcare immediately to request cancellation, and we'll try our best to accommodate
  • For complete terms and conditions, please review our full Return & Cancellation policy

WARRANTY INFORMATION:

  • 1 Year: Base, Seat Frame, Electronics & Motors
  • 6 Months: Batteries
  • Applicable to original purchaser only. Any abuse or intentional misuse of the product will void the warranty
  • For full details, please review our Product Warranty page

DOCUMENTATION & LITERATURE:

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