Photovoltaic Automatic Transfer Switch, ATS, 125A, 4 Pole
Available in stock
| Quantity | Price per unit | You save |
|---|---|---|
| 1–2 pcs | 25.400 Ft | — |
| 3–4 pcs | 24.130 Ft | 5% (−1.270 Ft/unit) |
| 5–10 pcs | 22.860 Ft | 10% (−2.540 Ft/unit) |
| 11+ pcs | 21.590 Ft | 15% (−3.810 Ft/unit) |
125A Photovoltaic Automatic Transfer Switch with 0.05 Second Transfer
The ATS 125/4P automatic transfer switch ensures instantaneous, uninterrupted switching between solar power, batteries, and the public grid. Ideal for residential or commercial photovoltaic systems, it guarantees continuous power supply even during critical moments when the grid fails.
What you get with this product
- Automatic transfer in 0.05 seconds — switch from solar to grid without any perceived interruption in power supply
- Compatible with photovoltaic panels and lead-acid or Li-ion batteries — seamlessly integrates your existing solar system
- Rated current 125A, supports industrial loads — suitable for both homes and workshops, farms, or commercial spaces
- Automatic or manual operation — you choose how to manage energy sources based on your needs
- Silver contacts and fire-retardant casing — high wear resistance and enhanced long-term safety
- Short-circuit resistance up to 50kA — robust protection for your electrical installation
How it works and how to install it
The switch connects between the photovoltaic system, batteries, and the electrical grid. It automatically detects when solar energy or batteries drop below a certain threshold and switches to the grid in less than a tenth of a second. You can set automatic or manual mode directly from the device using the dedicated button. Installation is on a standard DIN rail and requires intervention by a certified electrician according to the manufacturer's instructions.
Frequently Asked Questions
Can I install the switch myself or do I need an electrician?
Installation must be carried out by a certified electrician to avoid damaging the device and to comply with safety regulations.
How quickly does it switch from solar to grid?
The transfer occurs in 0.05 seconds, practically instantaneously, without you feeling any interruption to the electrical equipment in your home or workshop.
Does it work with lithium-ion batteries or only lead-acid?
The switch is compatible with both lead-acid batteries and lithium-ion batteries, offering maximum flexibility for your photovoltaic system.
Technical Specifications
| Rated Current | 125A |
| Number of Poles | 4 |
| Rated Voltage | 400V |
| Input Voltage | 220V |
| Insulation Voltage | 690V |
| Frequency | 50/60Hz |
| Switching Time | 0.05 seconds |
| Rated Short-Circuit Current | 50kA |
| Impulse Withstand Voltage | 8kV |
| Number of Electrical Operations | 2000 |
| Number of Manual Operations | 5000 |
| Housing Material | Fire-retardant ABS |
| Contact Material | Silver |
| Dimensions | 15 x 11 x 8.3 cm |
Warranty and Support
The switch comes with a 2-year warranty in accordance with Romanian legislation. You have a 30-day return right if the product does not meet your expectations. Fast courier delivery throughout Romania.
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