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High Voltage Enclosures



Abtech are market leaders in the design and manufacture of high voltage and high current connection solutions for use in hazardous areas.

Through constantly listening to our customers needs, we now a comprehensive range covering voltages up to 45kV. Different sizes and options result in more than 50 combinations to choose from and new variations continually being added. The following is a summary.

All Abtech high voltage enclosures are manufactured in 316 grade stainless steel and are rated IP66 as standard. The entire range also offers flexibility in terms of both connection options and mounting arrangements.

Whatever your requirement for high voltage connections in hazardous areas may be, we have the portfolio and expertise to help.

Enclosure Type Max Voltage (kV) Max Current (A) Max Conductor Size (mm2) Max Fault Rating (kA) Phase
LR Box 3.3 1250 1000 N/A 3
VPJB 3.3 1800 1000 N/A 3
MJB 8.3 Conductor Dependant 240 N/A 3 or 3 + N
DPJB 11 312 630 50 3 or 3 + N
HVJB 11 980 1000 45 3 or 3 + N
HVJB125 11 980 1000 45 3 or 3 + N
BusBar Box 11 3000 1000 90 4 Busbars
SX125 11 312 630 50 3 or 3 + N
ABJB 15 980 1000 45 3 or 3 + N
TFJB 36 312 630 25 3
4TJB 45 980 1000 35 3


All of our high voltage enclosures are manufactured in 316 grade stainless steel and are rated IP66 and Type 4X as standard. The entire range also offers flexibility in terms of both connection options and mounting arrangements.



To meet the needs of a global market, a number of different protection concepts and compliances are also available. The following table provides and overview:


Enclosure Type Zone 1 Zone 2 (suitable for Class 1, Division 2) ATEX IECEx GOST-R
LR Box Y Y Y    
VPJB Y Y Y    
MJB Y Y Y    
DPJB Y Y Y    
HVJB Y Y Y Y Y
HVJB125 Y Y Y    
SX125 Y Y Y    
BusBar Box Y Y Y Y  
ABJB Y Y Y    
TFJB Y Y Y    
4TJB Y Y Y    


Whatever your requirement for high voltage connections in hazardous areas may be, we have the portfolio and expertise to help.