MultiStar Cold – Your Source for Bus Air Conditioner Parts
The Linnig LA16.037Y (also referenced as LA16.37Y) is a high-performance electromagnetic clutch assembly designed for bus air conditioning compressors. Featuring a 1A2B dual-groove pulley with 252mm and 196mm diameters, this clutch is the direct OEM replacement for Autoclima and other major bus HVAC applications.
CROSS-REFERENCE PART NUMBERS:
- LA16.037Y
OEM Code of Linnig LA16.037Y Magnetic Clutch- Premium Electromagnetic Clutch with Dual-Groove Pulley for Heavy-Duty Bus HVAC
Linnig (Kendrion Markdorf):
LA16.37Y
LA1637Y
LA16.037Y
LA16037Y
Autoclima:
4045616037
Other OEM Codes:
300401030
5006208073
509020
✨ Key Features & Benefits
- Dual-Groove 1A2B Pulley – Stepped pulley design with one A-groove and two B-grooves for flexible belt system integration
- Complete with Coil – Supplied with the electromagnetic coil for immediate installation
- High Torque Capacity – 240 Nm static friction torque handles demanding compressor loads
- Reliable Engagement – Consistent electromagnetic operation for dependable compressor control
- OEM-Grade Quality – Manufactured to Linnig specifications for long service life
Technical Drawings

📊 Technical Specifications
| Parameter | Specification |
|---|---|
| Model Number | LA16.037Y / LA16.37Y / LA16037Y / LA1637Y |
| Pulley Type | 1A2B (dual-groove stepped pulley) |
| Pulley Diameters | 252mm / 196mm |
| Groove Configuration | 1 x “A” groove (252mm) / 2 x “B” groove (196mm) |
| Rated Voltage | DC 24V |
| Consumed Power | 60W |
| Static Friction Torque | 240 Nm |
| Max Speed | 3,800 rpm |
| Manufacturer Location | D-88677 (Markdorf, Germany) |
🚛 Compatible Compressors
| Brand | Model Series |
|---|---|
| Bock (GEA) | FKX40, FKX50 |
| Bitzer | 4UFC(Y), 4NFC(Y), 6UFC(Y), 6TFC(Y) |
🌍 Applications
| Application | Details |
|---|---|
| Bus & Coach AC | Bock FKX40/FKX50 and Bitzer 4U/4N/6U/6T compressors |
| OEM Replacement | Direct fit for Autoclima 4045616037 applications |
| Commercial Vehicle HVAC | Reliable cooling for passenger transport fleets |
| Advantage | Benefit |
|---|---|
| Factory Direct | No middlemen – competitive pricing |
| Quality Focus | OEM-grade materials and testing standards |
| Fast Delivery | Ready stock and quick production turnaround |
| Technical Support | Expert assistance for fitment verification |
| Global Reach | Shipping to 50+ countries worldwide |
| Flexible MOQ | Low minimum order quantities |
Multistar Cold – Your trusted partner for bus air condidtioner parts and complete thermo king parts and carrier transicold parts . OEM-grade quality, competitive pricing, global shipping from China.




