---
path: "p/MST-MARS-I-3PH-3/marstek-mars-i-plus-12kw-hybrid-bundle-15.36kwh-lfp-battery-3-phase-ess"
locale: en-gb
alternates:
    nl-nl: "https://www.estg.eu/nl-nl/p/MST-MARS-I-3PH-3/marstek-mars-i-plus-12kw-hybride-bundel-15.36kwh-lfp-batterij-3-fase-ess"
    en-gb: "https://www.estg.eu/en-gb/p/MST-MARS-I-3PH-3/marstek-mars-i-plus-12kw-hybrid-bundle-15.36kwh-lfp-battery-3-phase-ess"
    x-default: "https://www.estg.eu/en-gb/p/MST-MARS-I-3PH-3/marstek-mars-i-plus-12kw-hybrid-bundle-15.36kwh-lfp-battery-3-phase-ess"
    pl-pl: "https://www.estg.eu/pl-pl/p/MST-MARS-I-3PH-3/zestaw-hybrydowy-marstek-mars-i-plus-12kw-bateria-lfp-15.36kwh-3-fazowy-ess"
    de-de: "https://www.estg.eu/de-de/p/MST-MARS-I-3PH-3/marstek-mars-i-plus-12kw-hybrid-bundle-15.36kwh-lfp-speicher-3-phasen-ess"
    fr-fr: "https://www.estg.eu/fr-fr/p/MST-MARS-I-3PH-3/pack-hybride-marstek-mars-i-plus-12kw-batterie-lfp-15.36kwh-ess-triphase"
    it-it: "https://www.estg.eu/it-it/p/MST-MARS-I-3PH-3/bundle-ibrido-marstek-mars-i-plus-12kw-batteria-lfp-15.36kwh-ess-trifase"
    sv-se: "https://www.estg.eu/sv-se/p/MST-MARS-I-3PH-3/marstek-mars-i-plus-12kw-hybridpaket-15.36kwh-lfp-batteri-3-fas-ess"

title: "Marstek MARS I PLUS 12kW Hybrid Bundle"
description: "Marstek MARS I PLUS: 3-phase 12kW hybrid bundle with 15.36kWh LFP battery. 7-in-1 ESS with 10.1\" touchscreen & backup. Order at ESTG!"

type: product_page

---

# Marstek MARS I PLUS 12kW Hybrid Bundle - 15.36kWh LFP Battery - 3-Phase ESS - Art.No.: MST-MARS-I-3PH-3

## Specifications

- **Brand**: Marstek
- **HS code**: 85076000
- **Manufactor**: Marstek
- **Net Height**: 1668 CENTIMETER
- **Net Length**: 628 CENTIMETER
- **Net Weight**: 247 KILOGRAM
- **Net Width**: 196 CENTIMETER
- **Origin**: China
- **Battery capacity**: 15.36 KILOWATT
- **Ingress Protection**: IP65
- **Number of phases**: 3 phase
- **System**: Marstek MARS I
- **Type**: Set
- **Voltage battery**: High
- **Warranty in Years**: 10

## The Ultimate Power Hub: Marstek MARS I PLUS 12kW 3-Phase Bundle (15.36kWh)


The **Marstek MARS I PLUS 12kW Hybrid Bundle** is a sophisticated 7-in-1 residential and small commercial Energy Storage System (ESS). This high-performance bundle features a robust 12kW hybrid inverter paired with three safe 5.12kWh LFP battery modules (15.36kWh total). Engineered with 1000V V-Boost technology and AI-driven management, it delivers maximum autonomy for three-phase grid connections.


### Key Advantages of the MARS I PLUS 12kW:


- **Massive Solar Input:** Features **4 MPPT trackers** supporting an industry-leading maximum PV input of **24kW**.
- **Balanced Performance:** The 1000V V-Boost technology eliminates battery cell imbalances, ensuring peak efficiency and longevity for your storage.
- **Seamless Whole-Home Backup:** Enjoy peace of mind with a switchover time of less than **10ms**, providing uninterrupted power during grid failures.
- **Advanced Ecosystem:** SG Ready for heat pump integration and V2X power capabilities (12kW), plus support for high-speed EV DC (25kW) and AC charging.
- **AI TOU Management:** Minimize costs with AI-optimized energy management that smartly navigates Time-of-Use electricity tariffs.
- **Instant Control:** Manage your energy via the 10.1" HD Touchscreen with a localized EMS and an Open API for third-party integration.


Modular and scalable, this system can expand to 30.72kWh per set or up to 122.88kWh in parallel configurations. With an IP65 rating and silent operation (<30dB), it is built to perform in any environment. Includes a **10-year warranty** and 6000+ cycle life.

## Downloads

- [Marstek MARS I PLUS  3PH  Datasheet](https://cdn.estg.eu/p/2/6/f/3/26f3c4d3222e672a39fe4bcd3978876072725725_Marstek_MARS_I_PLUS__3PH__Datasheet.pdf)
- [MARSTEK MARS I PLUS System](https://cdn.estg.eu/p/d/1/a/a/d1aa71e5ba867fd3decfbb6c50da29e43e1892e8_MARSTEK_MARS_I_PLUS_System.pdf)
- [Marstek MARS I PLUS  3PH  User Manual](https://cdn.estg.eu/p/4/7/a/5/47a5079b458429fa505c0bbfc7fd7e7938878324_Marstek_MARS_I_PLUS__3PH__User_Manual.pdf)