Thermo King Industrial Cogged Fan and Condenser Belt 780773

Official OEM Thermo King parts catalog entry for the Thermo King Belt 780773, verified by PEAK Thermo King and West Texas Thermo King Texas, Utah, Wyoming, Washington, Oregon, serving all of the USA.

Built for Performance: The Thermo King Belt 780773 delivers OEM-grade reliability for Thermo King refrigeration system components, ensuring dependable fan and condenser drive on transport refrigeration units. Engineered for heavy-duty reefer trailer and refrigerated truck service, this belt supports consistent temperature control and uptime across demanding routes in West Texas and beyond.

The Thermo King Belt 780773 is critical for maintaining precise airflow and condenser operation in Thermo King units. West Texas Thermo King, a certified Thermo King dealership, lists this genuine part for fleets seeking reliability, reduced downtime, and measurable return on investment.

• Industrial Cogged Construction – Provides flexibility and improved heat dissipation to maintain consistent belt engagement and reduce slippage.
• Chloroprene Compound – Resists heat and environmental wear for long service life in transport refrigeration applications.
• High-Tensile Cord – Kevlar- or polyester-reinforced tensile cords deliver strength and stretch resistance for dependable belt tension over time.
• Wide Temperature Range – Designed to operate across extreme ambient conditions common in Amarillo, Lubbock, Odessa, and the Permian Basin.
• OEM Fit – Manufactured to Thermo King specifications for secure installation on compatible condenser and fan assemblies.
• Reduced Maintenance – Cogged profile and durable materials lower replacement frequency and help preserve fleet uptime.

Product Details

Efficiency & Sustainability – The Thermo King Belt 780773 supports fuel-efficient cooling and consistent temperature control that help reduce compressor load and fuel consumption across transport refrigeration operations. This OEM component integrates with Thermo King fleet solutions and aligns with technology platforms such as Smart Reefer SR-4 and Diesel Direct Electric strategies to support long-term regulatory and efficiency goals, including CARB Evergreen objectives where applicable.

Installation & Maintenance Tips – Use OEM-approved routing and tensioning procedures during installation. Loosen the appropriate tensioner or alternator mount to install the belt, ensure correct pulley alignment, and set tension to manufacturer specifications to prevent slippage and premature wear. Inspect belt condition during scheduled maintenance intervals and replace at the first sign of cracking, fraying, or glazing.

Real-World Applications – The Thermo King Belt 780773 serves reefer trailers, refrigerated trucks, and transport refrigeration units operating in regional and long-haul service. Fleets in Amarillo, Lubbock, Odessa, and throughout West Texas rely on this belt to maintain precise temperature control for perishable cargo and critical supply chains.

Available for installation and service in Amarillo, Lubbock, Odessa, and throughout West Texas.

Backed by Thermo King’s engineering and supported by certified technicians at West Texas Thermo King, this component delivers lasting reliability and uptime assurance for fleet operations.

For product verification or service assistance, call (806) 376-5837.

For current warranty eligibility or OEM replacement coverage, please contact us for warranty information or reach the service department for confirmation.

Frequently Asked Questions

Q: Is the Thermo King Belt 780773 compatible with common SB-series units?
A: Yes. This belt is designed for condenser and fan drive on many Thermo King SB-series units and related applications where the 780773 specification is required.

Q: What are the signs a belt needs replacement?
A: Look for cracking, fraying, glazing, loss of tension, or audible slippage. Inspect belts at regular service intervals and replace with OEM parts to maintain system efficiency.

Q: Can this belt be used in electric standby or Diesel Direct Electric systems?
A: Yes. The belt suits Electric Standby 50-series and other Thermo King systems that specify part 780773 for fan or condenser drive.

Q: How does using an OEM belt affect fleet uptime?
A: Installing the OEM Thermo King Belt 780773 ensures proper fit, material integrity, and reliable tension retention, reducing downtime and protecting cargo temperature control.

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Produced by a certified Thermo King dealership, West Texas Thermo King | a Division of PEAK Industrial. Servicing fleets across Amarillo, Lubbock, and Odessa.