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Spirit Fitness CT850 Treadmill

Save $500.01 Save $500.01
Original price $5,500.00
Original price $5,500.00 - Original price $5,500.00
Original price $5,500.00
Current price $4,999.99
$4,999.99 - $4,999.99
Current price $4,999.99
  • āœ“ Free Shipping to the Continental U.S.
  • āœ“ Full Manufacturer Warranty Included
  • āœ“ Dedicated Customer Support
  • āœ“ Trusted by Clinics, Gyms & Home Athletes Nationwide

Commercial Treadmill Built for Performance & Reliability

4.0 HP Brushless AC Motor • 450 lb Capacity • 0.3 mph Start Speed • Direct Speed & Incline Controls • USB Charging

SAVE $500 TODAY • Regular Price $5,500 • Now Only $4,999.99

As low as $139/month with financing • FREE Shipping • 30-Day Money-Back Guarantee

The Commercial Treadmill That Handles Everything You Throw at It

The Spirit CT850 is engineered for the demands of commercial fitness environments — gyms, fitness centers, rehabilitation facilities, and serious home gyms. Its powerful 4.0 HP brushless AC drive motor starts as low as 0.3 mph and delivers consistent torque at every speed, while the heavy-duty frame supports up to 450 lbs and is built to handle continuous multi-user operation. Whether you're running intervals, walking for recovery, or training for endurance, the CT850 delivers the performance and reliability to match your goals every single session.

Power, Control & Comfort

4.0 HP Brushless AC Drive Motor

The CT850's brushless AC motor is the gold standard for commercial treadmills — more efficient, longer-lasting, and more powerful than traditional DC motors. Starting at just 0.3 mph, it delivers smooth, consistent torque across the entire speed range, making it ideal for everything from slow rehabilitation walks to high-intensity sprint intervals.

Direct Speed & Incline Controls

The top control panel features direct speed and incline buttons for instant, one-touch adjustments — no scrolling through menus during your workout. This makes interval training seamless and intuitive, letting users focus on their performance rather than the controls. Ergonomically placed hand pulse sensors provide on-demand heart rate monitoring throughout.

Built for Commercial Environments

At 437 lbs with a 450 lb user weight capacity, the CT850 is built for stability and long-term durability in high-traffic settings. The large, easy-to-read display offers multiple built-in programs for weight loss, endurance, and interval training, while the integrated cooling fan, USB charging port, and ample storage trays keep users comfortable and organized throughout their session.

  • āœ“ 4.0 HP brushless AC drive motor
  • āœ“ 450 lb user weight capacity
  • āœ“ Starts at 0.3 mph
  • āœ“ Direct speed and incline controls
  • āœ“ Ergonomic hand pulse grip sensors
  • āœ“ Built-in programs: weight loss, endurance, interval training
  • āœ“ Large easy-to-read display
  • āœ“ Integrated cooling fan
  • āœ“ USB charging port
  • āœ“ Multiple storage trays
  • āœ“ Heavy-duty commercial frame (437 lbs)

Spirit CT850 Treadmill Control Panel Console Detail Commercial Fitness

Perfect For

  • āœ“ Commercial Gyms & Fitness Centers: Heavy-duty construction built for multi-user, high-traffic environments
  • āœ“ Rehabilitation Facilities: 0.3 mph start speed and smooth motor ideal for slow-speed recovery walking
  • āœ“ Athletic Training: Direct speed/incline controls and interval programs for performance training
  • āœ“ Hotels & Corporate Wellness: Reliable, low-maintenance performance for diverse user populations
  • āœ“ Weight Loss & Endurance: Dedicated programs and heart rate monitoring to keep users in their target zone
  • āœ“ Home Gyms: Commercial-grade quality and durability for the serious home user

Complete Technical Specifications

Feature Specification
Dimensions 84" L Ɨ 57" W Ɨ 35" H
Unit Weight 437 lbs
Weight Capacity 450 lbs
Motor 4.0 HP brushless AC drive motor
Min Speed 0.3 mph
Controls Direct speed and incline buttons
Heart Rate Ergonomic hand pulse grip sensors
Programs Weight loss, endurance, interval training
Connectivity USB charging port
Comfort Integrated cooling fan, multiple storage trays
SKU 10-6068

Frequently Asked Questions

What is the difference between the CT850 and the CT850ENT?

The CT850 is the standard commercial treadmill with a traditional console display. The CT850ENT upgrades to a 15.6-inch touchscreen with screen mirroring, streaming apps, and cable TV capability. If entertainment features are a priority for your facility or home gym, the ENT model is the upgrade to consider.

Why is a brushless AC motor better than a DC motor?

Brushless AC motors are more energy-efficient, generate less heat, require less maintenance, and last significantly longer than traditional DC motors. They also deliver more consistent torque across the full speed range, which is especially important for commercial treadmills that run for many hours per day.

Is the CT850 suitable for rehabilitation use?

Yes — the CT850's 0.3 mph minimum speed makes it ideal for slow-speed rehabilitation walking and gait training. Its heavy-duty frame and stable construction also make it a safe choice for users who need extra support during recovery.

What's your return policy?

30-day satisfaction guarantee. If you're not completely satisfied, we'll arrange pickup and provide a full refund (return shipping fees apply).

Do you offer financing?

Yes! Flexible financing options available at checkout. Pay as low as $139/month with approved credit.

Download Product Resources

Download Product Brochure (PDF) — Features and specifications overview

Download Owner's Manual (PDF) — Setup, operation, and maintenance guide

Commercial Power. Every Step.

Join gyms and fitness enthusiasts who trust the Spirit CT850 for reliable, powerful, commercial-grade treadmill performance

30-Day Money-Back Guarantee
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Flexible Financing Available

Your best run is waiting. Add to cart now and experience commercial-grade treadmill performance built to last.

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