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Fox ESS DQ6.6 – Battery module

Type of manufacturer: DQ6.6-S
Manufacturer Art. No.: 30-229-00034-00
Art. Nr.: 15999
Pieces per package unit:
  • 1 per carton
  • 6 per pallet
  • 504 per container
Net capacity: 6.29 kWh
Battery type: High volt lithium
Warranty: 10 Jahre
Solar battery type: High voltage battery
Prices are only visible to business customers upon successful registration.
  • New
Product number: 15999
Prices are only visible to business customers upon successful registration.
  • New
Product number: 15999
Description

Fox ESS DQ6.6 – Battery module

The FoxESS DQ6.6 is a high-performance, modular high-voltage battery storage system based on long-life LiFePO₄ technology, designed for a wide range of storage applications in both residential and commercial settings. The minimum configuration, comprising 1 master and 2 slave modules, offers a usable capacity starting at 19.86 kWh and can be expanded in stages up to 92.68 kWh simply by adding further modules. Thanks to plug-and-play installation, an integrated pre-heating function for winter operation and natural convection cooling, the DQ6.6 is equally suitable for indoor and outdoor use – fanless, silent and low-maintenance. CAN communication ensures seamless integration with compatible FoxESS inverters.

Product features:

  • Cell technology: LFP (LiFePO₄); Depth of discharge: 95%; round-trip efficiency: >95%
  • Rated energy per module: 6.62 kWh; Rated capacity: 115 Ah
  • Minimum configuration: 19.86 kWh (1× Master + 2× Slave)
  • Maximum capacity: 92.68 kWh (1× Master + 13× Slave)
  • Recommended charge/discharge current: 50 A; max. 80 A; peak (60 s): 110 A
  • Operating voltage: 104.4–919.8 V
  • Operating temperature (pre-heating function off): Charging 0–55 °C / Discharging −10–55 °C
  • Operating temperature (preheating function on): charging and discharging −25–55 °C
  • Protection rating: IP65; Cooling: Natural convection; Max. operating altitude: 3,000 m
  • Communication: CAN; Certificates: IEC 62619, IEC 61000-6-1/2/3/4, UN 38.3

Product benefits:

  • Modular high-voltage storage system: scalable from 19.86 kWh (minimum configuration) to 92.68 kWh in 12 configuration levels
  • 95% Depth of discharge for maximum utilisation of stored energy
  • Integrated preheating function enables charging from −25 °C – reliable performance even in winter
  • Plug-and-play installation without complex cabling – saves installers valuable time
  • Fire protection function integrated as standard for enhanced operational safety
  • Natural convection cooling – silent, low-maintenance operation without a fan
  • IP65 protection for indoor and outdoor use
  • Round-trip efficiency of over 95% for minimal energy losses during charging and discharging
  • CAN communication for reliable integration into the FoxESS system environment
  • LED status indicator directly on the unit for a quick overview of the operating status
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Fox ESS DQ6.6 - Batteriemodul
Fox ESS DQ6.6 – Battery module