Mday LW4-100II 4P 100A/63A Three/Single Phase RS485 IP20 ATS Automatic Transfer Switch for Generator and Solar Power

Highlights at a glance

• CB Class Automatic Transfer Switch: Built-in overload and short-circuit protection for enhanced safety.
• Dual Power Automatic Transfer: Seamless switching between main power and backup power sources.
• Fast Transfer Switching: Automatic transfer and automatic return when utility power is restored.
• 2P / 3P / 4P ATS Available: Rated current options of 63A, 100A and 125A.
• Generator & Solar ATS Solution: Suitable for utility grid, generator and solar inverter systems.
• Manual & Automatic Operation: Flexible control for emergency and maintenance requirements.
• Compact Mini ATS Design: Ideal for residential, commercial and small industrial distribution boxes.
• Long Electrical Service Life: Up to 5000 switching operations for reliable performance.
• Easy Wiring & Installation: Clear terminal layout for fast installation and maintenance.
• IEC 60947-6-1 Compliant: CE certified dual power transfer switch.

About this supplier

10+ Years of Expertise in ATS & Power Transfer Solutions (OEM/ODM)

Mday has over 10 years of experience in Automatic Transfer Switches (ATS), Dual Power Transfer Switches, Circuit Breakers, and Power Distribution Products. We offer full OEM/ODM services, including logo customization, packaging design, technical specifications, and appearance customization, helping customers develop competitive electrical brands.

One-Stop ATS, Circuit Protection & Power Distribution Solution Provider.

2.We simplify your supply chain as a one-stop shop for electrical safety. Our product portfolio includes: SPD (Surge Protective Devices),Isolator Switches / DC Isolators,Circuit Breakers (MCB/MCCB),Fuses & Fuse Holders,PV Combiner Boxes. By consolidating your sourcing, we significantly reduce communication costs and improve procurement efficiency.

3. Mday is a direct manufacturer (Factory) with a massive 13,000m²+ production facility, ensuring stable and controllable lead times. Our facility features an Intelligent Warehousing System, which guarantees high-efficiency inventory management, precise stock control, rapid order processing, and full product traceability.

4. Advanced Automated Production & Fast Delivery To ensure consistent quality and high-volume output, Mday operates:1 Fully Automated Production Line/3 Semi-Automated Production Lines These advanced lines ensure high precision, stable performance, and product consistency. Automation allows us to drastically shorten production cycles, offering reliable on-time delivery and rapid turnaround for large-scale orders.

5. Certified Quality & TUV-Accredited UA Laboratory Quality is our core. Mday is ISO 9001, ISO 14001, and ISO 45001 certified. We implement a rigorous Full-Process QC System from raw materials to finished goods.Our Independent UA Laboratory is TUV-certified, allowing us to conduct rigorous testing and provide authoritative test reports to ensure product reliability and global compliance.

Company overview

Competitive advantages

Factory profile

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FAQs

Are you factory or trade company?

We are a factory that specializes in providing OEM and ODM services based on your requirements.

What ATS models do you offer?

We offer 2P, 3P and 4P Automatic Transfer Switches with rated currents of 63A, 100A and 125A.

Can the ATS work with a generator?

Yes. The ATS can automatically switch between utility power and generator power when a power failure occurs.

Does the ATS support solar inverter systems?

Yes. The ATS is suitable for solar inverter backup power systems and can automatically switch between different power sources.

What's the payment term?

We accept T/T, L/C, D/P, WEST UNION, PAYPAL, CASH.