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JB series combined channel connector is applicable to weight-disburdening connection of overhead aluminium wire and splicing steel wire.BTL series copper-aluminium transitional combined channel is applicable to the transitional connection of copper applicable to branching connection of different-section copper wire in section 16-2402 JB aluminium parallel-groove clamp 
| TYPE | 
For the type of conductor | 
B | 
L | 
L1 |  
| JB-0 | 
LG-16-25 | 
36 | 
70 | 
M10 |  
| JB-1 | 
LG-35-50 | 
43 | 
80 | 
M12 |  
| JB-2 | 
LG-70-95 | 
50 | 
112 | 
M12 |  
| JB-3 | 
LG-120-150 | 
62 | 
138 | 
M16 |  
| JB-4 | 
LG-185-240 | 
71 | 
142 | 
M16 |   
  JBT copper parallel-groove clamp 
| TYPE | 
For the type of conductor | 
B | 
L | 
L1 |  
| JBT-0 | 
16-25 | 
35 | 
55 | 
M10 |  
| JBT-1 | 
35-50 | 
40 | 
60 | 
M12 |  
| JBT-2 | 
70-95 | 
50 | 
65 | 
M12 |  
| JBT-3 | 
120-150 | 
58 | 
71 | 
M12 |  
| JBT-4 | 
185-240 | 
65 | 
76 | 
M12 |   
  JB-TL copper parallel-groove clamp 
| TYPE | 
For aluminium wire | 
For copper wire  | 
B | 
L | 
L1 |  
| JB-TL-0 | 
16-25 | 
16-25 | 
35 | 
60 | 
M10 |  
| JB-TL-10 | 
35-50 | 
16-25 | 
40 | 
70 | 
M12 |  
| JB-TL-11 | 
35-50 | 
35-50 | 
40 | 
70 | 
M12 |  
| JB-TL-21 | 
70-95 | 
35-50 | 
50 | 
100 | 
M12 |  
| JB-TL-22 | 
70-95 | 
70-95 | 
50 | 
100 | 
M12 |  
| JB-TL-31 | 
120-150 | 
30-50 | 
63 | 
106 | 
M12 |  
| JB-TL-32 | 
120-150 | 
70-95 | 
63 | 
106 | 
M12 |  
| JB-TL-33 | 
120-150 | 
120-150 | 
63 | 
106 | 
M12 |  
| JB-TL-41 | 
185-240 | 
35-50 | 
65 | 
110 | 
M12 |  
| JB-TL-42 | 
185-240 | 
70-95 | 
65 | 
110 | 
M12 |  
| JB-TL-43 | 
185-240 | 
120-150 | 
65 | 
110 | 
M12 |  
| JB-TL-44 | 
185-240 | 
185-240 | 
65 | 
110 | 
M12 |    |