Karman T-900 Extra Wide Transport Wheelchair

The Karman T-920 is a heavy-duty bariatric transport wheelchair engineered for users up to 450 lbs. A reinforced dual crossbrace steel frame provides the structural backbone, with detachable padded desk-length armrests for full side-access transfers, swing-away footrests with heel loops for foot positioning, and manual lock brakes for stationary safety. High-grade flame-retardant breathable nylon upholstery folds for compact storage. Available in 20" (T-920) and 22" (T-922) seat widths. FSA eligible.

Karman Healthcare T-920 Heavy Duty Bariatric Transport Wheelchair — 450 lb, Dual Crossbrace Steel, 20" or 22" Seat

The Karman T-920 is built from the ground up for bariatric transport — not a standard chair with reinforced tubing added after the fact, but a dedicated heavy-duty design with a dual crossbrace steel frame that supports 450 lbs with structural confidence. Two crossbraces (versus the single crossbrace of standard transport chairs) distribute load across the frame more evenly, reducing stress concentration at any single point and significantly increasing the chair's long-term durability under heavy use.

The detachable padded desk-length armrests enable full side-access for lateral sliding transfers — the preferred transfer method for heavier users where front-lift approaches risk caregiver injury. Swing-away footrests with heel loops keep feet positioned and supported during transport, then swing clear for transfer access. High-grade flame-retardant nylon upholstery resists wear, cleans easily, and folds with the chair for storage or vehicle transport. Available in 20" (T-920) and 22" (T-922) seat widths.

Key Features

• 450 lb weight capacity — dedicated bariatric design, not an uprated standard chair
• Reinforced dual crossbrace steel frame — two crossbraces for superior load distribution
• Detachable padded desk-length armrests — full side-access for lateral transfers
• Swing-away footrests with heel loops — adjustable, removable for transfers
• Manual lock brakes (wheel locks / parking brakes)
• High-grade flame-retardant breathable nylon upholstery — durable, foldable
• Foldable frame — collapses for storage and vehicle transport
• Two seat widths: 20" (T-920) and 22" (T-922)
• Seat depth: 18" — deeper than standard chairs for more thigh support
• Seat height: 21"
• Frame weight: 40 lbs (T-920) | 44 lbs (T-922)
• FSA eligible

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Bariatric Transport Wheelchair Comparison

Who Is the Karman T-920 Best For?

• Bariatric users requiring 450 lb transport wheelchair capacity
• Users who need a 20" seat (not available on the Nova 332 HD) at 450 lb capacity
• Caregivers who perform lateral sliding transfers and need detachable arm access
• Clinical and institutional settings where a flame-retardant upholstery is required or preferred
• Users who need the deeper 18" seat depth for better thigh support

How to Size the Karman T-920 Bariatric Transport Wheelchair

1. Confirm Weight Capacity

   The T-920 and T-922 both support up to 450 lbs. This is the highest capacity in the bariatric transport wheelchair category available from Karman. Capacity applies to the user's actual body weight — not an estimated or target weight. The dual crossbrace steel frame is rated for this capacity under normal use conditions.

2. Choose Seat Width — 20" or 22"

   Measure the user's widest hip point while seated. Add 1"–2" for comfort clearance. The T-920 (20" seat) accommodates hip widths up to approximately 18"; the T-922 (22" seat) accommodates up to approximately 20". The 20" option is significant — it gives bariatric users at 450 lb capacity a narrower overall chair width (25" open) that fits through more doorways than the 22" (27" open).

3. Assess the 18" Seat Depth

   The T-920 has an 18" seat depth — 2" deeper than the standard 16" of most transport chairs. Measure the user from the back of the buttocks to behind the knee. For the 18" seat to provide optimal support, the user's thigh measurement should be approximately 16"–17", leaving the standard 1"–2" clearance at the knee edge. Heavier users often have proportionally longer thigh measurements that benefit from a deeper seat.

4. Check Doorway and Vehicle Clearance

   The T-920 (20" seat) has a 25" overall open width; the T-922 (22" seat) is 27" wide. Measure all doorways, vehicle entries, and tight passages before ordering. At 40–44 lbs, neither model is a solo-carry chair — a vehicle ramp, lift, or two-person loading is required. The frame folds for storage but plan for the full weight when assessing vehicle transport logistics.

5. Assess Transfer Requirements

   The detachable desk-length armrests enable full side-access lateral sliding transfers. Confirm which side transfers occur from and that the caregiver's transfer approach is compatible with the arm removal on that side. If transfers consistently occur from both sides, both arms can be removed simultaneously. Lateral sliding transfers are the clinically preferred method for heavier users — they reduce caregiver lift and patient fall risk compared to front-approach transfers.

Frequently Asked Questions

What is a dual crossbrace frame and why does it matter at 450 lb capacity?

A standard folding transport chair has a single X-shaped crossbrace connecting the two sides of the frame. Under heavy loads, this single crossbrace concentrates stress at the pivot points of the X, which can lead to flexion, instability, or fatigue failure over time. A dual crossbrace design adds a second crossbrace, distributing the load across more structural connections. The result is a stiffer, more stable frame that handles heavier dynamic loads — the real-world forces of transfers, uneven terrain, and everyday use at 450 lb capacity — more reliably than a single-brace design rated for the same capacity on paper.

What is flame-retardant upholstery and when is it required?

Flame-retardant nylon upholstery is treated to resist ignition and slow the spread of flame, meeting regulatory standards for use in clinical, institutional, and long-term care environments where fire safety codes apply. For home use, it is a durability and safety bonus but not typically required. For nursing homes, hospitals, rehabilitation centers, or assisted living facilities that specify flame-retardant materials in their procurement requirements, the T-920's upholstery meets this standard without requiring an accessory upgrade.

Does this chair have hand brakes for caregiver control on inclines?

No. The T-920 has manual wheel locks (parking brakes) that secure the chair when stationary but does not include attendant hand brakes on the push handles. For bariatric transport on inclines or ramps, the absence of hand brakes is a meaningful consideration — the caregiver must control speed using body mechanics rather than an active braking mechanism. For environments with significant slopes, discuss this with our team. The Nova 332 HD (400 lb, aluminum) includes attendant hand brakes if hand brake control is a priority at a lower capacity.

How do the detachable arms work for transfers?

The desk-length armrests detach from the chair frame via a tool-free release — typically a button or pin mechanism on the arm mount. The arm lifts free from the side frame, creating completely open side access for a lateral sliding transfer. This allows the user to slide from a bed, toilet, or vehicle seat directly into the wheelchair without stepping over a fixed armrest, and without requiring the caregiver to lift the user over a barrier. Both arms can be removed if needed, or just the transfer side.

What is the HCPCS code for the T-920?

Karman lists E1038 as the HCPCS code reference for this product. However, E1038 is the standard transport wheelchair code (capacity up to 300 lbs), while E1039 covers heavy-duty transport chairs (capacity over 300 lbs). For a 450 lb capacity chair, the clinically correct billing code is likely E1039. Contact your insurer or a billing specialist to confirm the appropriate code for your specific documentation and payer requirements before submitting a claim. FSA and HSA funds can be used to purchase directly without a code.

How does the T-920 compare to the Drive BTR at the same 450 lb capacity?

Both the Karman T-920 and Drive BTR support 450 lbs on a reinforced dual crossbrace steel frame, in 20" and 22" seat widths, with detachable arms and no hand brakes. Key differences: the T-920 has a deeper 18" seat depth (vs. Drive BTR's 18"), a higher seat height at 21" (vs. 19.5"), and 12" standard wheels (vs. Drive BTR's flat-free 12" wheels). The Drive BTR's flat-free wheels offer maintenance-free convenience; the T-920's deeper seat may better suit users with longer thigh dimensions. At comparable capacity and price range, the choice often comes down to seat dimensions and wheel preference.