FoxESS CQ7-S (7.02 kWh battery module)

FoxESS CQ7-S is a high-voltage module with 7.02 kWh capacity, intended for energy storage systems. Its modular design allows building expanded solutions with a total capacity up to 98.28 kWh. It features high efficiency, wide operating temperature range and plug-and-play installation simplicity.

FoxESS is an international brand specialising in smart energy systems, including inverters, energy storage and photovoltaic solutions. The company emphasises performance, reliability and safety of its products, using lithium iron phosphate (LiFePO₄) technology.

Electrical parameters

• Nominal capacity: 7.02 kWh
• Nominal voltage: 115.2 V
• Operating voltage range: 104.4 – 132 V
• Recommended charging/discharging current: 50 A
• Max charging/discharging current: 80 A
• Peak discharging current (60 s): 110 A
• Round-trip efficiency: > 95%
• Depth of discharge (DoD): 90%
• Communication: CAN
• Cell type: LFP (LiFePO₄)

Mechanical parameters

• Dimensions (W × D × H): 660 × 360 × 420 mm
• Weight: 102.8 kg (± 5%)
• Enclosure: IP65, suitable for indoor and outdoor use
• Cooling: natural convection
• Mounting method: freestanding module
• Operating temperature range: charging 0–55 °C / discharging −10–55 °C
• Operating temperature range (with heating function): charging −25–55 °C / discharging −25–55 °C
• Humidity range: 5–95% non-condensing
• Max operating altitude: 3000 m