The US Standard Smart Switch DS-221 is purpose-built for the North American market, where 120V electrical systems, standard US wall boxes and FCC/UL-oriented compliance requirements are the norm. Unlike the UK-oriented DS-211 series, the DS-221 adopts US wiring conventions and a clean rectangular plate profile, making it a direct-fit upgrade for homes, apartments, offices and hospitality projects across the United States and Canada.
Therefore, As an OEM/ODM manufacturer, we designed the DS-221 around the needs of North American importers and brands: reliable WiFi connectivity, straightforward installation by local electricians, and certification-ready documentation. The switch supports remote control, scheduling and voice assistant integration, giving end users the convenience of a modern smart home without replacing their existing wiring.

Moreover, The DS-221 features a durable touch glass panel with clear backlit indicators, and it is available in configurations that suit typical US lighting circuits. The internal relay and power supply are engineered for the 120V line voltage, with protection features designed to handle inrush loads commonly found in lighting and small appliance applications.

In addition, For private label brands, the DS-221 offers strong customization flexibility: front panel logo printing, color and finish options, LED color selection, default button configuration and custom retail packaging. We can also adapt the firmware and onboarding flow to your preferred smart platform, helping you differentiate your product in a crowded market.

For example, Quality control follows our factory standard: every unit is tested for touch response, WiFi performance, electrical safety and cosmetic appearance before packing. We support our North American customers with the documentation needed for market entry, including FCC-related test reports and safety compliance documentation, and we can advise on labeling requirements for the US market.


Consequently, Bring a competitive US-standard smart switch to your brand portfolio. Contact XINGLIAO for DS-221 samples, certification support and volume pricing.
Looking for more smart home electrical solutions? Explore the full smart switches collection from XINGLIAO. That is why US Standard Smart Switch keeps gaining attention in this category.
US Standard Smart Switch DS-221 – OEM/ODM for the North American Market
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Frequently Asked Questions
Is Us Standard Smart Switch worth buying?
Based on the breakdown in this article, Us Standard Smart Switch offers a solid mix of features and value. For Us Standard Smart Switch Ds 221 programmes, send us your target market, volume and certification scope — we come back with tooling, packaging and lead-time options within one business day.
How do I choose the right us standard smart switch for my needs?
For Us Standard Smart Switch Ds 221 programmes, send us your target market, volume and certification scope — we come back with tooling, packaging and lead-time options within one business day. Choosing the right us standard smart switch comes down to matching specs with how you actually use it.
Does us standard smart switch require a companion app?
A no-cost app usually covers pairing, scene setup and firmware updates. Check the official specification sheet, as a handful of advanced functions may be subscription-based.
📌 This article is part of our Complete Smart Hub — more guides and buying tips inside.
Us Standard Smart Switch Ds 221 — OEM/ODM FAQ
What is the MOQ for Us Standard Smart Switch Ds 221? Standard MOQ starts at 500 pcs per model, and first orders can be split across several references in one container.
Can Us Standard Smart Switch Ds 221? Private labelling covers logo, colour box, manual and white-label app, with artwork support from our in-house team.
Which certifications apply to Us Standard Smart Switch Ds 221? CE, FCC and RoHS are covered as standard, and market-specific approvals can be added before mass production starts.
How fast is prototyping for Us Standard Smart Switch Ds 221? Prototyping typically takes 7–15 days, depending on tooling changes and firmware customisation.
Share your target market, volume and certification scope and we will come back with tooling, packaging and lead-time options within one business day.