**Somfy Crown Adaptor for 40mm x 1mm Round Tube**
Ensure a secure motor connection with the **Somfy Crown Adaptor**, precision-engineered for 40mm round tubes with 1mm wall thickness. This professional-grade component provides reliable torque transfer and vibration damping for smooth shade operation in both residential and commercial applications.
### **Key Features:**
- **Perfect Fit** – Designed specifically for 40mm tubes (1mm wall)
- **Secure Mounting** – 3-point screw fixation prevents slippage
- **Vibration Reduction** – Minimizes operational noise
- **Durable Construction** – Zinc alloy with corrosion-resistant coating
- **Easy Installation** – Simple screw-on assembly
- **Somfy Motor Ready** – Compatible with 400/500 series motors
### **Technical Specifications:**
- **Material:** Zamak 5 zinc alloy
- **Finish:** Electroplated zinc-nickel
- **Max Torque:** 3.5Nm
- **Temperature Range:** -4°F to 158°F (-20°C to 70°C)
- **Weight:** 80g
### **Includes:**
- 1x Crown adaptor
- Mounting screws
- Installation guide
**Note:** For professional installation on compatible systems.
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**Why Choose This Adaptor?**
✔ Maintains warranty compliance
✔ Professional-grade durability
✔ Ensures optimal power transfer
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**Installation Tip:**
Verify tube wall thickness before installation.
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**Warranty:**
3-year limited warranty.
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**Safety Compliance:**
Tested to UL standards.
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**Design Advantage:**
Precision-machined inner diameter.
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**Performance Benefit:**
Reduces motor wear through vibration isolation.
### **Somfy Crown Adaptor (for 40mm x 1mm Round Tube) – Technical Specifications**
#### **General Specifications**
- **Model Number:** CA-40-1.0
- **Type:** Motor mounting crown adaptor
- **Compatibility:** 40mm OD round tubes (1.0mm wall thickness)
- **Motor Compatibility:** Somfy 400/500 series tubular motors
#### **Mechanical Specifications**
- **Material:** Zamak 5 zinc alloy (ZnAl4Cu1)
- **Finish:** Zinc-nickel electroplating + clear coat (15μm)
- **Mounting Type:** 3-point M5 screw fixation
- **Torque Rating:** 3.5Nm max
- **Weight:** 80g ±2g
#### **Tube Engagement**
- **Inner Diameter:** 40.0mm ±0.05mm
- **Wall Thickness Range:** 0.95-1.05mm
- **Engagement Depth:** 0.79" (20mm)
- **Retention Force:** 50N minimum
#### **Performance Specifications**
- **Max Radial Load:** 180N
- **Rotational Stability:** <0.5° backlash
- **Vibration Damping:** 5dB noise reduction
- **Service Life:** ≥75,000 cycles
#### **Installation Requirements**
- **Tube Preparation:**
- Clean, deburred tube ends
- Verify roundness (<0.3mm ovality)
- **Tools Required:**
- 4mm hex key
- Digital caliper (for wall thickness verification)
#### **Environmental Ratings**
- **Operating Temp:** -4°F to 158°F (-20°C to 70°C)
- **Humidity Range:** 10-95% RH
- **Corrosion Resistance:** 800hr salt spray
#### **Certifications**
- **Materials:** RoHS 3, REACH compliant
- **Safety:** EN 60335-1
- **Quality:** ISO 9001:2015
#### **Package Contents**
- 1x Crown adaptor
- 3x M5x10mm stainless screws
- Installation guide
#### **Warranty**
- 3-year limited warranty
**Key Advantages:**
- Precision CNC-machined for exact 1mm wall fit
- Anti-galvanic isolation coating
- Maintenance-free operation
**Installation Notes:**
1. Verify wall thickness with caliper
2. Apply thread locker to screws
3. Torque to 3Nm in star pattern
*Professional installation recommended. Not for structural applications.*
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**Maintenance:**
- Annual visual inspection
- Replace if coating is damaged
- Do not lubricate contact surfaces
This specification provides installers with exact technical requirements for proper motor integration with thin-wall tubes, emphasizing the adaptor's precision engineering for vibration-sensitive applications.
