SPIRIT Fitness CT850 Commercial Treadmill

The SPIRIT Fitness CT850 Commercial Treadmill is engineered to withstand the demands of professional fitness environments while delivering the durability, performance, and user-friendly features required for a wide range of exercise applications.

Powered by a brushless 4.0 HP AC drive motor, the SPIRIT CT850 delivers superior torque, reliability, and smooth continuous power while offering an exceptionally low 0.3 MPH starting speed. A spacious 22" x 60" running surface, speeds up to 12 MPH, 15 levels of electronic incline, and a 450 lb. maximum user weight capacity provide the versatility needed to accommodate a broad range of users and fitness levels.

The CT850 also features a maintenance-free deck system, commercial-grade 3" rollers, dual-drive motor cooling fans, Bluetooth FTMS connectivity, extensive workout and fitness-testing programs, and an intuitive multi-window LED console. Optional extended handrails further expand the treadmill's versatility for facilities where additional user support is desired.

Built for Commercial Performance

The SPIRIT CT850 combines heavy-duty commercial construction with a powerful AC drive system designed for dependable performance.

Its 4.0 HP brushless AC motor with Grade H insulation provides the torque and continuous power required for demanding treadmill applications. Dual-drive motor cooling fans help protect the motor and control board while extending component life.

A heavy-gauge, high-strength steel frame with durable powder-coat finish provides a stable foundation for walking, jogging, and running while supporting users weighing up to 450 lbs.

Key Features

• Commercial-grade treadmill construction

• Brushless 4.0 HP AC drive motor

• Grade H motor insulation

• Low 0.3 MPH starting speed

• 0.3–12 MPH speed range

• 15 levels of electronic incline

• Spacious 22" x 60" running surface

• 450 lb. maximum user weight capacity

• Maintenance-free 1" thick deck

• Pre-lubricated 2-ply treadmill belt

• Commercial-grade 3" rollers

• Dual-drive motor cooling fans

• Heavy-gauge high-strength steel frame

• Durable powder-coated finish

• Bright white multi-window LED console

• 18-character message center

• Workout profile matrix

• Dedicated speed and incline displays

• Direct speed buttons

• Direct incline buttons

• Easy-touch control buttons

• Bluetooth FTMS connectivity

• Contact and Bluetooth-compatible heart-rate monitoring

• USB charging port

• Adjustable cooling fan

• Tablet-friendly reading rack

• Cell phone ledge

• Large water bottle storage

• Multiple accessory trays

• 18 effective workout programs

• Gerkin Protocol Fitness Test

• Six military readiness tests

• C-Safe connectivity

• Optional extended handrails available

Brushless 4.0 HP AC Drive Motor

At the heart of the SPIRIT CT850 is a powerful brushless 4.0 HP AC drive motor with Grade H insulation.

The AC drive system is designed to provide superior torque, reliability, and smooth continuous power across the treadmill's full operating range.

The brushless motor design and dual-drive motor cooling fans contribute to long-term reliability, making the CT850 well suited for professional environments where equipment performance and uptime are important considerations.

Low 0.3 MPH Starting Speed

The SPIRIT CT850 provides an exceptionally low 0.3 MPH starting speed, giving users greater flexibility when beginning a walking program.

From its 0.3 MPH starting speed, the treadmill can progress up to 12 MPH, accommodating everything from controlled walking to jogging, running, interval training, and higher-intensity cardiovascular exercise.

The broad speed range makes the CT850 a versatile treadmill for facilities serving users across a wide range of fitness levels.

Spacious 22" x 60" Running Surface

A generous 22" wide by 60" long running surface provides ample room for comfortable walking, jogging, and running.

The spacious workout area is supported by a commercial-grade belt and 3" rollers designed to provide smooth, consistent belt movement.

With a 450 lb. maximum user weight capacity, the CT850 provides a substantial and stable exercise platform capable of accommodating a diverse user population.

Maintenance-Free Deck System

The SPIRIT CT850 incorporates a maintenance-free deck system designed to provide hassle-free operation for thousands of miles.

The 1" thick deck is paired with a 22" x 60" pre-lubricated 2-ply belt, providing a durable running platform while helping minimize routine maintenance requirements.

For professional facilities where equipment uptime and long-term maintenance requirements are important considerations, the maintenance-free deck system provides a significant operational advantage.

15 Levels of Electronic Incline

The SPIRIT CT850 provides 15 levels of electronic incline, allowing users to modify workout intensity and add variety to walking and running programs.

Combined with its broad 0.3–12 MPH speed range, the incline system provides substantial flexibility for cardiovascular conditioning, interval training, endurance exercise, fitness testing, and general fitness.

Convenient direct speed and incline buttons make it easy to quickly adjust workout intensity from the console.

Bright White Multi-Window LED Console

The SPIRIT CT850 features a bright white multi-window LED console designed to provide clear workout information and straightforward operation.

The console includes:

• 18-character message center

• Workout profile matrix

• Dedicated speed display

• Dedicated incline display

• Direct speed buttons

• Direct incline buttons

• Easy-touch control buttons

• USB charging port

• Adjustable cooling fan

• Tablet-friendly reading rack

• Cell phone ledge

• Convenient accessory storage

The intuitive console design provides easy access to important workout information without requiring users to navigate complicated menus.

Bluetooth FTMS Connectivity

Built-in Bluetooth FTMS connectivity allows the SPIRIT CT850 to connect with compatible fitness applications.

This connectivity expands workout and tracking options beyond the treadmill's built-in programming and provides users with additional flexibility for incorporating compatible digital fitness applications into their exercise routines.

The CT850 also includes C-Safe connectivity for compatible facility applications.

18 Workout & Fitness Programs

The SPIRIT CT850 provides an extensive selection of built-in programs designed to accommodate different fitness levels, training objectives, and professional exercise applications.

Available programs include:

• Manual

• Interval

• 5K

• 10K

• HIIT

• Hill

• Fat Burn

• Cardio

• Gerkin Protocol Fitness Test

• Army Readiness Test

• Navy Readiness Test

• Air Force Readiness Test

• Marines Readiness Test

• Physical Efficiency Battery (PEB)

• Coast Guard Readiness Test

• 2 Heart Rate Programs

• Custom Program

This combination of cardiovascular workouts, heart-rate programs, fitness testing, and military readiness protocols gives the CT850 substantial versatility for commercial, institutional, public safety, and professional fitness environments.

Fitness Testing & Military Readiness Programs

Beyond conventional cardiovascular exercise, the SPIRIT CT850 incorporates multiple standardized fitness-testing programs.

The Gerkin Protocol Fitness Test provides an integrated cardiovascular fitness-testing option, while six built-in military readiness tests include protocols for:

• Army

• Navy

• Air Force

• Marines

• Physical Efficiency Battery (PEB)

• Coast Guard

These integrated testing capabilities make the CT850 an excellent option for facilities that require fitness assessment in addition to conventional treadmill exercise.

Heart Rate Monitoring

The SPIRIT CT850 provides both contact and Bluetooth-compatible heart-rate monitoring.

Ergonomically positioned hand pulse sensors allow users to conveniently monitor heart rate during exercise, while Bluetooth compatibility provides an option for supported wireless heart-rate accessories.

Compatible chest strap sold separately.

Convenience & Storage

The SPIRIT CT850 incorporates multiple features designed to improve comfort and convenience during exercise.

An adjustable cooling fan provides airflow during workouts, while the USB charging port helps keep compatible mobile devices powered.

Storage and convenience features include:

• Tablet-friendly reading rack

• Cell phone ledge

• Large water bottle storage

• Multiple accessory trays

• USB charging port

• Adjustable cooling fan

These features provide convenient space for personal items while helping users remain comfortable during longer workouts.

Optional Extended Handrails

Optional extended handrails are available for the SPIRIT CT850, providing facilities with the option of adding a longer support surface alongside the treadmill.

The extended handrails can be particularly attractive for healthcare, rehabilitation, senior wellness, active aging, and other professional environments where additional handrail coverage is desired.

Extended handrails are optional and sold separately.

SPIRIT Fitness CT850 Specifications

Equipment Type: Commercial Treadmill
Drive Motor: 4.0 HP AC with Grade H Insulation
Speed Range: 0.3–12 MPH
Incline: 0–15 Levels
Running Surface: 22" W x 60" L
Belt: 2-Ply, Pre-Lubricated
Deck: 1" Thick, Maintenance-Free
Rollers: Commercial-Grade 3"
Console: White Multi-Window LED Displays
Message Center: 18-Character
Connectivity: Bluetooth FTMS & C-Safe
Heart Rate Monitoring: Contact & Bluetooth Compatible
Programs: Manual, Interval, 5K, 10K, HIIT, Hill, Fat Burn, Cardio, Gerkin Protocol Fitness Test, 6 Military Readiness Tests, 2 Heart Rate & Custom
USB: Charging Port
Cooling Fan: Adjustable
Storage: Reading Rack, Cell Phone Ledge, Large Water Bottle Storage & Multiple Accessory Trays
Frame: Heavy-Gauge High-Strength Steel with Durable Powder-Coat Paint
Power Requirements: 120V NEMA 5-20P Electrical Cord / 20-Amp Circuit Recommended
Maximum User Weight: 450 lbs.
Dimensions: 85" L x 36" W x 61" H
Product Weight: 390 lbs.
Optional Accessory: Extended Handrails
Commercial Warranty: 10 Years Frame / 5 Years Motor, Deck & Parts / 2 Years Labor / 6 Months Wear Items*

Commercial Warranty

The SPIRIT Fitness CT850 Commercial Treadmill is backed by a comprehensive commercial warranty for qualifying non-dues-paying facilities.

Commercial Warranty Coverage:

• Frame: 10 Years

• Motor: 5 Years

• Deck: 5 Years

• Parts: 5 Years

• Labor: 2 Years

• Wear Items: 6 Months

Commercial warranty applies to qualifying non-dues-paying facilities. Prisons and correctional facilities are excluded from warranty coverage.

Ideal for Commercial & Professional Environments

The SPIRIT Fitness CT850 Commercial Treadmill is well suited for:

• Physical therapy and rehabilitation clinics

• Hospital wellness and fitness facilities

• Cardiac wellness and conditioning programs

• Senior fitness and active aging facilities

• Corporate fitness and wellness centers

• Apartment and multifamily fitness centers

• Hotels and hospitality fitness facilities

• School and university fitness facilities

• Athletic training and sports performance facilities

• Fire department fitness rooms

• Police and public safety fitness facilities

• Military and government fitness facilities

• Municipal recreation centers

• Workplace wellness programs

• Other qualifying commercial and professional exercise environments

With its combination of a brushless 4.0 HP AC drive motor, low 0.3 MPH starting speed, spacious 22" x 60" running surface, 450 lb. user capacity, maintenance-free deck system, Bluetooth FTMS connectivity, and extensive fitness-testing programs, the SPIRIT CT850 provides a durable and versatile treadmill solution for demanding professional fitness environments.