-
Condition:
-
Country of Origin: USA
-
Warranty:
- Weight: 425.0 lb
- Self-calibrates speed and elevation to ensure accurate testing
- Equipped with an emergency stop button and a safety tether, locking the belt for 45 seconds if activated
- Minimal setup - with fold-down handrails that enable easy and convenient and installation
- MasterTrack Belt Alignment system ensures longevity
-
Learn more:
-
Purchasing Restriction: Medical license or prescription required
-
MFR:
Welch Allyn
Ships from Manufacturer
-
MPN: 9922-018-50
- Phone: (800) 535-6663
+Shipping
Shop with Confidence
Sales Tax Exemption
+Dedicated Account Managers
Frequently asked questions
What is the maximum patient weight capacity?
The Welch Allyn TMX428 Treadmill is engineered with a heavy-duty frame and durable 6-peak hp motor to safely accommodate a wide range of patients during stress testing.The maximum patient weight capacity is:
- 500 lb (227 kg)
This robust capacity is complemented by features designed for patient safety, including the industry’s widest running belt (22” x 63”) and a low-to-the-floor cushioned deck, promoting stability and confidence.
Does this treadmill use a heavy-duty motor?
Yes, the Welch Allyn TMX428 is engineered with a heavy-duty, high-performance drive system to ensure reliable and quiet operation during critical medical stress testing.
Key features of the motor system include:
- Power: A robust 6-peak horsepower (4 HP continuous) brushless, DC servo motor.
- Operation: Provides smooth, low-noise performance across the full speed range (0.5 to 12 MPH).
- Accuracy: The high-torque drive system supports the treadmill’s self-calibrating capabilities, maintaining exceptional precision for both speed and elevation adjustments.
Are different voltage options available?
Yes, the Welch Allyn TMX428 Treadmill offers flexibility with two distinct power supply configurations to ensure compatibility across various clinical environments. You must select the required voltage variant when placing your order.
The available power specifications are:
- Standard Power Supply (110 V): 110 - 120 VAC, 1-phase, 60 Hz, 20-amp
- Optional Power Supply (220 V): 220 - 240 VAC, 1-phase, 50 - 60 Hz, 15-amp
What is the maximum speed capacity?
The Welch Allyn TMX428 is engineered for precise, reliable stress testing and supports a high maximum operational speed.
- Maximum Speed: The treadmill can reach a top speed of 12 MPH (19.3 KPH).
- Total Speed Range: The unit operates from 0.5 MPH up to 12 MPH (0.80 to 19.3 KPH).
- Precision Control: Speed can be adjusted in highly controlled, fine increments of 0.1 MPH (or 1 KPH).
- Reliable Performance: This performance is driven by a heavy-duty 6-peak HP brushless, DC servo motor (4 HP continuous rating) which provides smooth, quiet operation across the entire range.
- Accuracy: The system features self-calibrating speed control to ensure exceptional clinical accuracy and consistency during all testing protocols.
What is the maximum incline percentage?
The Welch Allyn TMX428 Treadmill offers a substantial and precise incline range suitable for comprehensive medical stress testing. Its key specifications for elevation performance include:<ul><li>The maximum incline the treadmill reaches is 25%.</li><li>The full range is adjustable from 0% up to 25%.</li><li>Changes are made in precise 0.5% incremental movements.</li><li>The system features self-calibrating elevation controls to maintain exceptional accuracy throughout testing procedures.</li></ul>
What key safety features are included?
The Welch Allyn TMX428 is engineered with patient comfort and safety as top priorities during clinical stress testing. Key design and active safety features include:
- Integrated Safety Interlock System: This system includes a prominent emergency stop button and a patient safety tether. Activating the tether immediately locks the running belt for 45 seconds, eliminating freewheeling.
- Extra-Wide Running Surface: The treadmill features the industry’s widest running belt at 22 inches x 63 inches (56 cm x 160 cm), which significantly enhances patient steadiness and confidence.
- Low Step-Up Height: The cushioned deck has a low step-up height of just 7 inches (18 cm) from the floor, improving ease of access and overall stability.
- Enhanced Stability: The unit is equipped with fold-down safety handrails and utilizes the patented MasterTrack Belt Alignment system for superior belt tracking and stable operation.
Is the step-up height optimized for patient access?
Yes, the design prioritizes patient comfort and safety with a deck positioned low to the floor.
The precise step-up height for the running surface is only 7 inches (18 cm) from the floor. This feature facilitates easier patient access and enhances stability during diagnostic testing.
Is the running surface the industry's widest?
Yes, the Welch Allyn TMX428 is specifically engineered to maximize patient safety and confidence by featuring what is noted as the industry’s widest running belt.
Key details of the running surface include:
- Extra-Wide Dimensions: The belt measures a spacious 22 inches wide by 63 inches long (56 cm x 160 cm), significantly boosting patient stability and confidence during testing.
- Superior Comfort and Access: The treadmill features a cushioned deck and a low 7-inch (18 cm) step-up height for easy access.
- Precision Tracking: It uses the patented MasterTrack Belt Alignment system (v-guide matching grooves) to ensure superior belt alignment and long-term durability.
- Longevity: The running deck is designed to be self-lubricated and reversible to maximize its lifespan and minimize required maintenance.
What are the dimensions of the extra-wide running belt?
The Welch Allyn TMX428 is engineered for patient confidence and stability, featuring the industry’s widest running belt.
The running surface dimensions are 22 inches wide by 63 inches long (56 cm x 160 cm).
Additional features of the running surface and deck include:
- Patient Comfort: The deck is cushioned and low-to-the-floor, with a step-up height of only 7 inches (18 cm).
- Durability and Maintenance: The running deck is both self-lubricated and reversible to ensure long-term longevity.
- Tracking Accuracy: It uses the patented MasterTrack Belt Alignment system for superior belt tracking and reliable performance during stress testing.
What are the shipping dimensions and weight?
The Welch Allyn TMX428 is a robust, industrial-grade medical device that requires freight shipping due to its size and weight. Please note the following specifications for shipping:
- Shipping Weight: 485 lb (220 kg)
- Shipping Dimensions: 26” x 35.8” x 82.7” (66 cm x 91 cm x 210 cm)

Welch Allyn TMX428 Full Vision Trackm...