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About Company
Committed to superior quality and results.
Shanghai Castor Parts Co., Ltd. has 15 years of industry experience and is a company dedicated to the research, development, production and sales of bus air conditioners, truc
WHY choose us

Superior Quality
Adhering to strict international standards, we ensure top - notch quality with careful material selection and process control.

Diverse Product Range
Our offerings suit various buses like transit, inter - city, and tour coaches, meeting all your needs.

Comprehensive Service
A dedicated 24/7 after - sales team provides one - stop services from installation to maintenance.
Latest Blog
IntroductionNo two bus models are the same—and their HVAC needs shouldn’t be either. At Caseter, we specialize in customized air […]
In modern public and commercial transportation, the stability of a vehicle’s air conditioning system is more than just a comfort […]
Bus HVAC Market AnalysisThe global bus climate control market is projected to reach $4.8B by 2028 (CAGR 7.2%), driven by:✓ 38% EV bus penetration rate in 2023✓ 2025 EU emission mandates requiring 40% HVAC efficiency improvement✓ 25% annual growth in predictive maintenance adoption✓ 94% passengers prioritizing climate comfort in travel surveys #Caseter Technological Edge#As China’s leading HVAC solutions provider, Caseter delivers customized systems for 6-25m vehicles: 【Core Innovations】 Ultra-Low Temp Heat Pump: Stable heating at -22°F (-30℃) with COP 2.8 3-Zone Smart Control: Independent climate zones for driver/cabin/battery Air Purification: HEPA-13 filters with real-time air quality monitoring VFD Energy Saving: 35% less energy consumption, IP68 rating IoT Diagnostics: 800+ parameter tracking with 98% fault prediction accuracy 【Application Scenarios】 City Transit: Fast-charge compatible (80% in 15mins) Tour Coaches: Altitude compensation up to 16,400ft School Buses: UV sterilization + child-safe airflow design Airport Shuttles: Salt-spray resistant construction Specialty Vehicles: Medical-grade negative pressure systems 【Global Compliance】✓ CE ✓ E-Mark ✓ ISO 19453 ✓ UL ✓ GCC #Proven Performance#Shenzhen Pengyun Transit Case Study:– 42% reduction in energy costs– 78% fewer passenger complaints– 20,000+ hours MTBF– 60% faster maintenance response “Caseter’s battery thermal management extended our fleet range by 11%,” says Li Wei, Operations Director. #Value-Added Services#✓ Trade-in programs ✓ 24/7 global support ✓ On-site training ✓ Smart spare parts network