FOX ESS HV Junction Box commutation block for high-voltage batteries — up to 500V, connection
13,590 ₴
Published 4 days ago by Solar-Tech
13,590 ₴
In Blackout supplies category
вул. Стеценка, 14/44, Київ, Україна
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FOX ESS HV Junction Box — a reliable solution for scaling an energy storage system
FOX ESS HV Junction Box is a high-voltage commutation block designed to combine several FOX ESS battery packs into a single energy-efficient system. It provides safe and stable parallel connection of up to 4 batteries, allowing flexible increase of the system's total capacity.
Developed by FOX ESS, this unit is ideal for solar energy systems, commercial facilities, and private homes where reliability, safety and scalability are important.
Thanks to thoughtful design, the device easily integrates with FOX ESS hybrid inverters and ensures stable operation of the entire energy storage system. It not only connects batteries — it helps evenly distribute load and maintain correct operation of the whole installation.
Advantages of FOX ESS HV Junction Box
-
Reliability: stable system operation when multiple batteries are connected
-
Scalability: connection of up to 4 batteries in one system
-
Efficiency: even load distribution between batteries
-
Compatibility: supports the entire FOX ESS EP lineup (EP5, EP6, EP11, EP12)
-
Ease of installation: quick wall mounting without complex setup
-
Versatility: suitable for indoor and outdoor use (IP65)
-
Silent operation: passive cooling without fans
Technical specifications
Parameter
Value
Device type
high-voltage commutation block (junction box)
Rated voltage, V
500
Maximum continuous current, A
50
Peak current, A
65 (60 s)
Number of connectable batteries
up to 4
Connections
4 battery inputs / 1 inverter output
Compatibility
FOX ESS EP5, EP6, EP11, EP12
Cooling
passive
Operating temperature, °C
from -20 to +70
Storage temperature, °C
from -20 to +55
Protection rating
IP65
Dimensions (W×H×D), mm
223 × 246 × 89
Weight, kg
≈2.6
Read morePublished on 2026/10/11
Description
FOX ESS HV Junction Box — a reliable solution for scaling an energy storage system
FOX ESS HV Junction Box is a high-voltage commutation block designed to combine several FOX ESS battery packs into a single energy-efficient system. It provides safe and stable parallel connection of up to 4 batteries, allowing flexible increase of the system's total capacity.
Developed by FOX ESS, this unit is ideal for solar energy systems, commercial facilities, and private homes where reliability, safety and scalability are important.
Thanks to thoughtful design, the device easily integrates with FOX ESS hybrid inverters and ensures stable operation of the entire energy storage system. It not only connects batteries — it helps evenly distribute load and maintain correct operation of the whole installation.
Advantages of FOX ESS HV Junction Box
-
Reliability: stable system operation when multiple batteries are connected
-
Scalability: connection of up to 4 batteries in one system
-
Efficiency: even load distribution between batteries
-
Compatibility: supports the entire FOX ESS EP lineup (EP5, EP6, EP11, EP12)
-
Ease of installation: quick wall mounting without complex setup
-
Versatility: suitable for indoor and outdoor use (IP65)
-
Silent operation: passive cooling without fans
Technical specifications
Parameter
Value
Device type
high-voltage commutation block (junction box)
Rated voltage, V
500
Maximum continuous current, A
50
Peak current, A
65 (60 s)
Number of connectable batteries
up to 4
Connections
4 battery inputs / 1 inverter output
Compatibility
FOX ESS EP5, EP6, EP11, EP12
Cooling
passive
Operating temperature, °C
from -20 to +70
Storage temperature, °C
from -20 to +55
Protection rating
IP65
Dimensions (W×H×D), mm
223 × 246 × 89
Weight, kg
≈2.6
Attributes
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