TopACParts - Premium Bus Air Conditioner Parts Supplier

Trusted Aftermarket Supplier

As a division of KingClima, TopACParts has been a leading provider of bus air conditioning spare parts in the Chinese market for over a decade. We specialize in OEM-quality replacements and remanufactured components that meet or exceed original specifications.

Our inventory includes thousands of SKUs from top brands like Bock, Bitzer, Valeo, Denso, Unicla, Thermo King, Carrier, Spal, EBM, and more. Whether you're servicing city buses, coaches, or electric transit vehicles, we have the parts you need.

China's top supplier for bus A/C spare parts
Direct partnerships with OEM manufacturers
Global shipping from Zhengzhou, China
Technical support and part matching assistance

Featured Products

Explore our most popular bus air conditioning components, all available for immediate shipment.

Valeo TM31 Compressor

High-efficiency compressor for urban and intercity buses. Compatible with R134a refrigerant.

Compressor View Details

Sanden SD7H15 Compressor

Robust swash plate design for heavy-duty applications. Ideal for coach and transit buses.

Compressor View Details

Unicla UX330 Compressor

Compact design with high cooling capacity. Perfect for mid-size buses and shuttle vans.

Compressor View Details

Denso 10PA30C Compressor

Reliable piston-type compressor with excellent durability in high-temperature environments.

Compressor View Details

BOCK FK40 655K

Semi-hermetic compressor for large coaches and luxury buses. High efficiency and low noise.

Compressor View Details

Bitzer 4NFCY

Industrial-grade compressor with excellent performance in extreme operating conditions.

Compressor View Details

Bitzer F600 Compressor

High-capacity compressor for long-haul coaches and double-decker buses.

Compressor View Details

LA16.021Y 2B 173 Clutch

Electromagnetic clutch for BOCK FKX40/Bitzer 4N/4P compressors. High torque transmission.

Magnetic Clutch View Details

Spal Evaporator Blower

High-efficiency blower motor for rapid cabin cooling. Direct OEM replacement.

Evaporator Blower View Details

Danfoss Receiver Drier

High-capacity filter drier with excellent moisture absorption for system protection.

Receiver Drier View Details

ThermoKing Expansion Valve

Precision thermal expansion valve for optimal refrigerant flow control.

Expansion Valve View Details

Yutong Condenser Fan

Heavy-duty condenser fan assembly for efficient heat dissipation in hot climates.

Condenser Fan View Details

View All Products

Why Choose TopACParts?

We're not just a parts supplier—we're your partner in keeping buses cool and comfortable.

OEM Quality

All parts meet or exceed original equipment manufacturer specifications for performance and durability.

Global Shipping

Fast and reliable shipping from our warehouse in Zhengzhou, China to customers worldwide.

Technical Support

Our experienced team provides part matching assistance and technical guidance for complex installations.

Competitive Pricing

Direct-from-manufacturer pricing with volume discounts available for fleet operators and distributors.

10,000+

Parts in Inventory

50+

Countries Served

12+

Years in Business

98%

Customer Satisfaction

Frequently Asked Questions

What brands of bus AC parts do you carry?

We carry parts for all major bus air conditioning systems including Bock, Bitzer, Valeo, Denso, Unicla, Thermo King, Carrier, Spal, EBM, Bosch, Prestolite, and Yutong. Our inventory includes compressors, magnetic clutches, evaporator blowers, condenser fans, receiver driers, expansion valves, control panels, and more.

Do you sell remanufactured compressors?

Yes, we offer high-quality remanufactured compressors that undergo rigorous testing to ensure they meet original performance specifications. These are available for popular models from Bock, Bitzer, Valeo, and Denso at competitive prices.

Can you help identify the correct part for my bus?

Absolutely. Our technical team can assist with part identification based on your bus make/model, compressor serial number, or photos of the existing component. Contact us with your specifications for accurate matching.

What is your shipping policy?

We ship globally from our warehouse in Zhengzhou, China. Most orders are processed within 1-2 business days. Shipping times vary by destination and method selected. Express options are available for urgent needs.

Do you offer discounts for bulk orders?

Yes, we provide volume pricing for fleet operators, distributors, and repair shops. Contact us with your estimated annual volume to discuss customized pricing and supply agreements.

Get in Touch

Need help finding the right part or have questions about our products? Contact our team today.

Email

For general inquiries and technical support:

[email protected]

Phone

Reach us during business hours:

+(86) 371-66379266

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