SECURITY - DAHUA DHI-ARD311-W WIRELESS DOOR/WINDOW CONTACT
Price in Sri Lanka
SenseLK
Rs 5,400
Updated 10 Jul 2026
- Monday09:00 - 19:00
- Tuesday09:00 - 19:00
- Wednesday09:00 - 19:00
- Thursday09:00 - 19:00
- FridayToday09:00 - 19:00
- Saturday09:00 - 19:00
- Sunday09:00 - 17:00
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Description
| Feature | Details |
|---|---|
| Model | DHI-ARD311-W |
| Type | Wireless Door/Window Contact |
| Communication | Bi-directional |
| Transmission Range | Up to 150 m (open space) |
| Detection Distance | 25–40 mm |
| Battery Life | 3 years |
| Tamper Protection | Built-in tamper switch |
| Installation | Screw or adhesive mount |
| Material | ABS plastic |
| Certifications | CE, FCC, MABISZ |
| Warranty | 2 Years |
Product Highlights:
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Bi-directional wireless communication ensures timely alerts
-
Compact sensor detects door/window opening within 25–40 mm
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Tamper switch enhances security against unauthorized access
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Flexible installation using screws or adhesive for convenience
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Long 3-year battery life reduces maintenance frequency
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ABS plastic casing provides durability and reliability
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Compliant with CE, FCC, and MABISZ standards for safety
Frequently Asked Questions
What is the price of SECURITY - DAHUA DHI-ARD311-W WIRELESS DOOR/WINDOW CONTACT in Sri Lanka?▾
The current price of SECURITY - DAHUA DHI-ARD311-W WIRELESS DOOR/WINDOW CONTACT in Sri Lanka is Rs 5,400 at SenseLK.
Is SECURITY - DAHUA DHI-ARD311-W WIRELESS DOOR/WINDOW CONTACT available in Sri Lanka?▾
Yes, SECURITY - DAHUA DHI-ARD311-W WIRELESS DOOR/WINDOW CONTACT is currently in stock at SenseLK in Sri Lanka.
Where can I buy SECURITY - DAHUA DHI-ARD311-W WIRELESS DOOR/WINDOW CONTACT in Sri Lanka?▾
You can buy SECURITY - DAHUA DHI-ARD311-W WIRELESS DOOR/WINDOW CONTACT in Sri Lanka at SenseLK. Visit 37left.lk to compare prices across multiple shops and find the best deal.
