Global Cross-Platform
Apple · Google · Amazon · Samsung Support
Thread Technology
Mesh network, completely eliminating signal dead zones
Taiwanese R&D Quality
Strictly controlled local design, NCC certified
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New · Matter over Thread
Door &Window Sensor
Smart Door and Window Sensor
Equipped with next-generation Matter over Thread technology, it provides millisecond-level precise status sensing. Natively supporting four major smart home platforms, it allows technology to elegantly integrate into your carefree life.
Home safety protection
Home safety protection
From doors and windows to intrusion, round-the-clock silent protection for every corner of your home, making peace of mind a part of everyday life.
Smart Automation
Smart Automation
Switch scenarios with one tap, letting lights and outlets automatically synchronize with your daily routine, effortlessly integrating technology into everyday life.
Latest Articles
Understand Matter in One Article! Create a Cross-Brand Smart Home Experience
SigmaCASA will adopt the Matter smart home standard in 2026, allowing smart devices from different brands and platforms to communicate and integrate more seamlessly, creating a more open, stable, and...
Understand Matter in One Article! Create a Cross-Brand Smart Home Experience
Understand Matter in One Article! Create a Cross-Brand Smart Home Experience
|SigmaCasa
Matter Smart Home Revolution: SigmaCasa Now Supports Matter Protocol
Matter is the common language among smart home devices, allowing platforms such as Apple HomeKit, Google Home, Alexa, and SmartThings to interoperate across brands. It solves problems like incompatible devices,...
Matter Smart Home Revolution: SigmaCasa Now Supports Matter Protocol
Matter Smart Home Revolution: SigmaCasa Now Supports Matter Protocol
|SigmaCasa
Frequently Asked Questions
What is your return policy?
Our goal is for every customer to be completely satisfied with their purchase. If you're not, please let us know and we'll do our best to assist you in resolving the issue.
Are there products that are final clearance and cannot be returned or exchanged?
Some products are non-returnable, which will be clearly indicated before purchase.
When will my order be delivered?
We will ship your order as soon as possible. An email with tracking information will be sent once your order has shipped. Delivery times may vary depending on your location.
Where are your products manufactured?
Our products are manufactured both locally and overseas. We carefully select our manufacturing partners to ensure excellent quality and reasonable prices.
What is the shipping cost?
Shipping costs are calculated based on your location and the items in your order. You will always see the shipping costs before making a purchase.