








Electric Stair Climber Hand Truck – 550 lbs Load Capacity, ZW4250
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Product details
550 lbs Heavy-Duty Capacity
Built with a thickened base plate and reinforced steel frame, this powered stair climbing hand truck easily handles loads up to 550 lbs. Perfect for both household and commercial use, it's designed for moving bulky or heavy items with less effort and more safety.
Reinforced Back Support Panel
The integrated back board keeps cargo stable while moving up and down stairs. It minimizes shaking during transport, ensuring your goods stay secure throughout the journey.
Intuitive Push-Button Operation
Simple to operate—just power on and press the “up” or “down” button to start moving. Stepless speed control lets you adjust the climbing speed precisely to match your pace and the load's weight.
Reduce Labor & Injury Risks
Designed for one-person operation, this electric dolly reduces labor costs by over 50% and helps prevent back and shoulder injuries. Ideal for transporting construction materials, gas cylinders, furniture, appliances, beverage crates, and more.
Adjustable Telescoping Handle
The handle adjusts to multiple heights and angles, allowing operators to find the most ergonomic position. Rotate or extend the handle to suit different tasks and user preferences.
12-Month Warranty & Nationwide Support
All Tory Carrier stair climbers come with a 12-month warranty and access to our nationwide service network. Certified technicians are available across the U.S. for maintenance or support. A wide range of accessories is also available for specialized needs.
| Model | ZW4250 |
| Item Weight | 70.5 lbs (32KG) |
| Material | Carbon Steel |
| Max Load Capacity | 551 lbs (250KG) |
| Battery Range | 38-84 Floors (≈1.1-2.4 hrs@35 steps/min)* |
| Highest Speed | 35 steps/min |
| Motor Type | DC Motor |
| Noise Level | **<70dB(A)** (Tested per ANSI S12.5) |
| Protection Grade | IP33 (Dust/Water Splash Resistant) |
| Stair Compatibility | - Riser Height: <8.27" (21CM) - Tread Depth: >9.84" (25CM) |
Warranty
| Warranty | 1-Year Limited Warranty |
User Documentation

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