006-B40-22 Evaporator Blower for Bus Air Conditioning
The 006-B40-22 evaporator blower is a double-wheel centrifugal blower designed for bus and coach air-conditioning evaporator systems. It is available in 12V and 24V versions, with single-speed and 3/4-speed model options for different HVAC system requirements.
The blower delivers up to 1000 m³/h airflow at 100 Pa static pressure. Its dual-wheel construction provides airflow for vehicle evaporator assemblies, replacement projects and air-conditioning system upgrades.
Key Features
- Double-wheel centrifugal evaporator blower
- 12V and 24V DC versions available
- Single-speed and 3/4-speed configurations
- 1000 m³/h rated airflow
- 100 Pa static pressure
- Motor speed of at least 3800 rpm
- Designed for bus and coach air-conditioning systems
- 13-month warranty
Available Models
| Model | Voltage | Speed Configuration |
|---|---|---|
| KB124 | 12V DC | Single Speed |
| KB124R | 12V DC | 3/4 Speed |
| KB244 | 24V DC | Single Speed |
| KB244R | 24V DC | 3/4 Speed |
Technical Specifications
| Specification | 12V Version | 24V Version |
|---|---|---|
| Test Voltage | 13.5V DC | 27.0V DC |
| Airflow | 1000 m³/h | 1000 m³/h |
| Static Pressure | 100 Pa | 100 Pa |
| Speed | ≥3800 rpm | ≥3800 rpm |
| Current | ≤24A | ≤11A |
| Noise | ≤74 dB(A) | ≤74 dB(A) |
| Dimensions | 352 × 140 × 168 mm | 352 × 140 × 168 mm |
| Unit Weight | 2.3 kg | 2.3 kg |
Applications
- Bus air-conditioning evaporator systems
- Coach HVAC systems
- Commercial vehicle air-conditioning systems
- Replacement and retrofit projects
Packaging Information
- 4 pieces per carton
- Carton gross weight: 11 kg
- Carton volume: 0.06 CBM
Ordering notice: Please confirm the vehicle voltage and required speed configuration before ordering. Send us the original blower model, dimensions, connector details and application information if compatibility verification is required.

















