
ATMOCE – MI-1200 Dual Microinverter
Réf. POwR : OND1077
15-year manufacturer's warranty as standard, extendable up to 25 years
Technical specifications
- Power: 1.2 kVA
- Number of MPPTs: 1
- Number of inputs / MPPT: 2
- Dimensions: (LxWxH) 250 x 25 x 202 mm
- Compatible with 54 to 72 cell modules
- Cooling by natural convection
- MC4 connectors on the DC side
- Max 15 per 32A three-phase chain
That goes well with
These items are often associated with ATMOCE – MI-1200 Dual Microinverter:
The highlights
- Micro-inverter for two modules
- Over 1,000,000 hours of reliability testing
- Supports all common PV modules
Description
The ATMOCE MI-1200 microinverter is a 1200W 1-to-2 solution designed to optimize the output of residential and commercial photovoltaic systems. Its dual-input configuration allows for the connection of two independent modules, each with its own MPPT controller , minimizing losses due to partial shading or performance variations between modules.
With a maximum efficiency of 98.2% and a European efficiency of 97.7%, this micro-inverter ensures high-performance energy conversion while maintaining a DC voltage below 60V, guaranteeing a level of safety suitable for roof work.
Integrated powerline communication, stable up to 350 m, facilitates remote monitoring and maintenance. The IP67-rated polymer enclosure withstands harsh outdoor environments, with an operating temperature range of -40°C to +65°C. Compatible with modules from 54 to 144 cells, the MI-1200 integrates into various configurations without requiring hardware modifications.
The basic manufacturer's warranty is 15 years, extendable up to 25 years, confirming the equipment's durability over time.
KEY POINTS FOR PROFESSIONALS
Dual MPPT for independent operation of each input, reducing the impact of shading or variations between modules.
Maximum efficiency of 98.2% and European efficiency of 97.7% for optimized conversion of captured energy.
DC voltage below 60V, reducing electrical safety constraints during installation and maintenance.
Stable PLC communication over 350m facilitates monitoring and operation of extended installations.
IP67 rated enclosure made of polymer resistant to harsh weather conditions and humid environments.
Extensive compatibility with modules from 54 to 144 cells, covering the majority of current ranges.
Simplified installation thanks to MC4 connectors on the DC side and proprietary connector on the AC side.
Compliance with European standards (VDE 0124, VDE 4105, UTE 0126, EN 50549) for commissioning in accordance with local regulations.
Manufacturer's warranty 15 years basic, extendable up to 25 years.
RECOMMENDED APPLICATIONS
Residential installations with rooftop modules subject to partial shading or variable orientations.
Tertiary projects seeking modular architecture and simplified maintenance.
Renovations or extensions of existing installations requiring a gradual increase in power.
Configurations with modules of different power levels or distinct generations.
Sites requiring centralized monitoring via PLC communication.
ADDED VALUE POWR CONNECT
POwR Connect offers the ATMOCE MI-1200 micro-inverter with stock availability, fast delivery and technical support for branch circuit sizing and integration into single-phase architectures.
Our expertise with installers and developers guarantees tailored advice on chain configuration, compliance with local standards and production optimization via individual MPPT.
Documents to download
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ATMOCE
ATMOCE designs and manufactures innovative solar solutions that combine performance and design. Based in Germany, with its own R&D centers, the brand relies on an innovation-driven strategy to offer cutting-edge photovoltaic technologies. Its commitment: to build a more sustainable future through renewable energy.

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