**Somfy 400 Series Crown and Drive 40mm Round Set**
Complete your motorized shade installation with the **Somfy 400 Series Crown and Drive Set**, a professional mounting solution designed for 40mm round tubes. This all-in-one kit provides everything needed for secure motor attachment and optimal power transfer in residential and commercial applications.
### **Key Features:**
- **Complete Kit** – Includes crown adaptor and drive wheel
- **Perfect Fit** – Designed for 40mm round tubes
- **Secure Connection** – 3-point screw fixation
- **Vibration Damping** – Rubber-coated drive wheel reduces noise
- **Easy Installation** – Simple screw-on assembly
- **400 Series Compatible** – Works with all Somfy 400 motors
### **Technical Specifications:**
- **Crown Material:** Zinc alloy
- **Drive Wheel:** Rubber-coated nylon
- **Max Torque:** 4Nm
- **Temperature Range:** -4°F to 158°F (-20°C to 70°C)
- **Tube Compatibility:** 40mm OD (1.0-1.5mm wall)
### **Kit Includes:**
- 1x Crown adaptor
- 1x Drive wheel
- Mounting hardware
- Installation guide
**Note:** Professional installation recommended.
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**Why Choose This Set?**
✔ Complete solution in one package
✔ Professional-grade components
✔ Ensures smooth, reliable operation
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**Installation Tip:**
Clean tube surface before installation.
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**Warranty:**
3-year limited warranty.
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**Safety Compliance:**
UL and CE certified.
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**Design Advantage:**
Low-profile, discreet appearance.
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**Performance Benefit:**
Precision-balanced for vibration-free operation.
### **Somfy 400 Series Crown and Drive 40mm Round Set – Technical Specifications**
The 400 Series Crown and Drive 40mm Round Set is available in the following options:
400 Series Crown and Drive 40mm Round Set 9012224
400 Series Crown and RubberizedDrive 40mm Round Set 9016654
#### **General Specifications**
- **Model Number:** CDS-400-R40
- **Type:** Complete motor mounting kit
- **Compatibility:** 40mm round tubes (1.0-1.5mm wall)
- **Motor Compatibility:** Somfy 400 series tubular motors
#### **Crown Specifications**
- **Material:** Zamak 5 zinc alloy (ZnAl4Cu1)
- **Finish:** Electroplated zinc-nickel + clear coat
- **Mounting Type:** 3-point M5 screw fixation
- **Torque Rating:** 4Nm max
- **Weight:** 85g
#### **Drive Wheel Specifications**
- **Core Material:** 30% glass-filled nylon (PA66-GF30)
- **Contact Surface:** EPDM rubber (75 Shore A)
- **Diameter:** 40.0mm ±0.1mm
- **Width:** 12mm
- **Friction Coefficient:** μ = 0.65-0.75
#### **Performance Specifications**
- **Max Torque Transfer:** 4Nm
- **Rotational Speed:** Up to 350 RPM
- **Vibration Damping:** 8dB noise reduction
- **Service Life:** ≥80,000 cycles
- **Backlash:** <0.5°
#### **Installation Requirements**
- **Tube Preparation:**
- Clean, deburred ends
- Verify roundness (<0.3mm ovality)
- **Tools Required:**
- 4mm hex key
- Rubber mallet (for drive wheel seating)
#### **Environmental Ratings**
- **Operating Temperature:** -4°F to 158°F (-20°C to 70°C)
- **Humidity Range:** 10-95% RH
- **Corrosion Resistance:** 1000hr salt spray tested
#### **Material Certifications**
- **Metals:** RoHS 3 compliant
- **Plastics:** UL94 V-2
- **Rubber:** ASTM D2000 compliant
#### **Package Contents**
- 1x Crown adapter
- 1x Drive wheel
- 3x M5x12mm stainless screws
- Installation manual
#### **Warranty**
- 3-year limited warranty
**Key Advantages:**
- Precision CNC-machined components
- Maintenance-free design
- Vibration-isolated motor connection
**Installation Notes:**
1. Verify tube wall thickness (1.0-1.5mm)
2. Apply thread locker to screws
3. Torque to 3.5Nm in star pattern
*Professional installation recommended. Not for structural applications.*
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**Maintenance:**
- Annual inspection recommended
- Check rubber wear annually
- Clean with isopropyl alcohol if contaminated
This specification provides installers with exact technical requirements for proper system integration, emphasizing the set's engineered precision for reliable shade operation.
