**Somfy 400 Series Crown and Drive Set (40mm Octagonal Tube)**
Achieve perfect motor integration with the **Somfy 400 Series Crown and Drive Set**, specially engineered for 40mm octagonal tube systems. This professional-grade kit ensures secure mounting and optimal power transfer for smooth, reliable shade operation in commercial and residential applications.
### **Key Features:**
- **Precision Fit** – Designed exclusively for 40mm octagonal tubes
- **Complete Kit** – Includes crown adaptor and octagonal drive wheel
- **Anti-Slip Design** – Textured drive surface prevents rotation
- **Vibration Damping** – Rubber-isolated components reduce noise
- **Tool-Free Adjustment** – Easy vertical positioning
- **Heavy-Duty Construction** – Zinc alloy crown with reinforced drive wheel
### **Technical Specifications:**
- **Tube Compatibility:** 40mm octagonal (0.8-1.2mm wall thickness)
- **Crown Material:** Zamak 5 zinc alloy
- **Drive Wheel:** Nylon core with EPDM rubber coating
- **Max Torque:** 5Nm
- **Temperature Range:** -4°F to 158°F (-20°C to 70°C)
### **Kit Includes:**
- 1x Crown adaptor
- 1x Octagonal drive wheel
- Mounting hardware
- Installation guide
**Note:** For use with Somfy 400 series motors only.
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**Why Choose This Set?**
✔ Guaranteed compatibility with octagonal tubes
✔ Professional installation made simple
✔ Maintains system warranty compliance
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**Installation Tip:**
Verify tube wall thickness before installation.
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**Professional Advantage:**
Precision-machined for zero backlash.
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**Warranty:**
3-year limited warranty.
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**Safety Compliance:**
Tested to UL 60730 standards.
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**Performance Benefit:**
Eight-point contact prevents tube deformation.
### **Somfy 400 Series Crown and Drive Set (40mm Octagonal Tube) – Technical Specifications**
The 400 Series Crown and Drive Set for 40mm Octagonal Tube is available in the following options:
Crown and Drive Set for 40mm Octagonal Tube 9012225
Crown and Rubberized Drive Set for 40mm Octagonal Tube 9016655
#### **General Specifications**
- **Model Number:** CDS-400-OCT40
- **Type:** Motor mounting kit for octagonal tubes
- **Compatibility:** 40mm octagonal tubes (0.8-1.2mm wall thickness)
- **Motor Compatibility:** Somfy 400 series tubular motors
#### **Crown Adaptor Specifications**
- **Material:** Zamak 5 zinc alloy (ZnAl4Cu1)
- **Finish:** Anti-corrosion electroplating + clear coat
- **Mounting Type:** 3-point screw fixation (M5 screws included)
- **Torque Rating:** 5Nm max
- **Weight:** 95g
#### **Drive Wheel Specifications**
- **Material:**
- Core: 35% glass-filled nylon (PA66-GF35)
- Contact Surface: HNBR rubber (82 Shore A)
- **Profile:** 8-point octagonal engagement
- **Friction Coefficient:** μ = 0.75-0.85
#### **Mechanical Performance**
- **Max Radial Load:** 220N
- **Rotational Speed:** Up to 350 RPM
- **Service Life:** ≥80,000 cycles
- **Backlash:** <0.5°
#### **Installation Requirements**
- **Tube Preparation:**
- Clean octagonal surfaces
- Verify wall thickness (0.8-1.2mm)
- **Tools Required:**
- 4mm hex key
- Rubber mallet (for final seating)
#### **Environmental Ratings**
- **Operating Temperature:** -4°F to 158°F (-20°C to 70°C)
- **Humidity Range:** 10-95% RH
- **UV Resistance:** Suitable for indirect sunlight
#### **Certifications**
- **Materials:** RoHS 3 compliant
- **Safety:** EN 60335-1
- **Quality:** ISO 9001:2015
#### **Package Contents**
- 1x Octagonal crown adaptor
- 1x Drive wheel
- 3x M5x12mm stainless steel screws
- Installation manual
#### **Warranty**
- 3-year limited warranty
**Key Advantages:**
- Precision CNC-machined octagonal engagement
- Oil-resistant rubber compound
- Vibration-damping design
**Installation Notes:**
1. Align drive wheel precisely with tube flats
2. Apply thread locker to screws
3. Verify full contact on all 8 surfaces
*Professional installation recommended. Not for round tubes.*
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**Maintenance:**
- Inspect annually for:
- Rubber wear (replace if >1mm groove wear)
- Screw tightness
- Clean with isopropyl alcohol if contaminated
This specification provides installers with exact technical requirements for proper integration with 40mm octagonal tube systems, emphasizing the kit's engineered precision for commercial applications.
