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Enphase IQ System Controller 3 INT with 4G-LTE Modem and 5-Year Data Plan

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Specifications

Ambient temperature range c -40 to 50
Dimensions mm 760 × 500 × 158
Enclosure type Outdoor, polycarbonate
Ip rating IP55
Max current per phase a 80
Max input overcurrent protection a 80
Max output overcurrent protection a 80
Mounting Wall mount
Nominal voltage v 230 (Line-to-Neutral) / 400 (Line-to-Line)
Operating humidity percent Up to 100
Recent offer at 2026-10-19T00:34:12.072Z
Recent offer currency EUR
Recent offer price 1788.92
Recent offer unit label Unit
Warranty years 10
Weight kg 15.2

Description

The Enphase IQ System Controller 3 INT is a microgrid interconnect device (MID) that connects residential and light commercial homes to the public electricity grid, the IQ Battery 5P storage system, and IQ7 or IQ8 Series Microinverter circuits. It provides automatic transfer switch (ATS) functionality, automatically detecting and transitioning the home energy system from grid power to backup power in the event of a grid outage.

This unit consolidates interconnection equipment, IQ Gateway Metered, and IQ Relay functionality into a single IP55-rated outdoor polycarbonate enclosure. It features pre-wired current transformers (CTs) on PV and grid terminals, integrated Production and Consumption CTs, and supports both three-phase and single-phase configurations. The on-grid to off-grid transition time is less than 120 milliseconds. Maximum continuous current rating is 80 A per phase.

The package includes the System Controller unit, a System Shutdown Switch for safe servicing, an Enphase Mobile Connect cellular modem (CELLMODEM-M1-06-AT-05) with a 5-year data plan for backup internet connectivity, and a Quick Install Guide with circuit breaker filler plates and wiring kit. The IQ System Controller carries a 10-year limited warranty.

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Frequently Asked Questions

Find quick answers to the most common questions about ordering, delivery and support.

When will my order be delivered?

We aim to deliver your order as quickly as possible (7–10 business days). Delivery is handled by an external logistics partner and shipped to the address you provided during checkout. We guarantee delivery no later than 30 days after order confirmation.

What are the shipping costs?

Shipping costs are calculated based on the order size and delivery address. In some cases, shipping is free above a certain order volume. This is clearly shown before you complete your purchase. If shipping costs apply, they are always visible at checkout.

Can I return my order?

Yes. You can return products within 14 days of receiving them. Please submit a return request first via the return form or by email. Once confirmed, the product must be sent back within 14 days, preferably in the original packaging and in the same condition.

Are there any costs for returns?

Yes. Returns are subject to an administration fee of 5% of the total order value. Return shipping costs are at your expense. After we receive and inspect the returned product, the remaining amount will be refunded within 7 days.

What warranty applies to the products?

Products are supplied by manufacturers or distributors. The manufacturer's warranty conditions apply to each product and may vary by brand and product type. Please consult the product documentation for exact coverage and duration. For inverter repairs performed via our service, we provide a 3-year warranty on proper operation of the repaired inverter.

Which payment methods are accepted?

We accept: American Express, Bancontact, iDEAL, Maestro, Mastercard and Visa. In some cases, and subject to credit approval, payment by invoice may also be possible. All available options are shown during checkout.

Can I cancel or change my order?

Cancellation is only possible before the order is processed. Please submit your cancellation request in writing. Cancellations without valid reason are subject to a fee of 5% of the total order value, with a minimum of €25. For custom-made or specially ordered products already processed, full costs may apply.

What should I do if my order arrives damaged?

If your order arrives damaged, contact us as soon as possible by email or phone. Include clear photos and a description of the issue. We will review your case and advise next steps. Reporting damage promptly helps us resolve it efficiently.

What happens if my delivery is delayed?

If a delay occurs, you will be informed in writing. We guarantee delivery no later than 30 days after confirmation. If delivery cannot be completed within that period, you may request a refund or a replacement product of equal value.

How can I contact customer support?

You can contact us by phone (+31 180 810402) or email (sales@search4solar.com). Our office is located in Barendrecht, the Netherlands, and we also operate from Valencia, Spain. We aim to respond to complaints within 7 days; if more time is needed, you will receive confirmation within 2 days with an estimated response date.

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