Installation Guide

UL File No. E5238
UNDERWRITER’S LABORATORIES LISTED WIRE COMBINATIONS Page 8
Combinations listed on this page are CU/CU Wire only. (Do not use on aluminum wire.) For use on solid and/or stranded
wire combinations unless noted otherwise.
Revised 7-14-2016
Buchanan B-CAP® Wire Connectors
Model
600 Volt Maximum
B1
Strip
wires
1/2”;
Strip
wires #16
and
smaller
5/8”
2 to 3 #12
2 to 4 #14
2 to 5 #16
2 to 6 #18
3 to 6 #20
4 to 6 #22
#20 w/#22 3 to 6*
#18 w/#22 3 to 6*
#18 w/#20 3 to 6*
#16 w/#22 2 to 6*
#16 w/#20 2 to 6*
#16 w/#18 2 to 5*
#14 w/#22 2 to 4*
#14 w/#20 2 to 4*
#14 w/#18 2 to 4*
#14 w/#16 2 to 4*
#12 w/#22 2 to 3*
#12 w/#20 2 to 3*
#12 w/#18 2 to 3*
#12 w/#16 2 to 3*
#12 w/#14 2 to 3*
1 #10 w/1 #12
1 #10 w/1 to 2 #14
1 #10 w/1 to 2 #16
1 #10 w/1 to 3 #18
Model
600 Volt Maximum
B2
Strip
wires
1/2”;
Strip
wires #16
and
smaller
5/8”
2 #10 stranded
2 to 3 #10 solid
2 to 4 #12 stranded
2 to 5 #12 solid
2 to 5 #14 stranded
2 to 6 #14 solid
2 to 5 #16 stranded
2 to 6 #16 solid
2 to 5 #18 stranded
2 to 6 #18 solid
3 to 6 #20
5 to 6 #22
#20 w/#22 4 to 6*
#18 w/#22 3 to 6*
#18 w/#20 3 to 6*
#16 w/#22 3 to 6*
#16 w/#20 2 to 6*
#16 w/#18 2 to 6*
#14 w/#22 2 to 6*
#14 w/#20 2 to 6*
#14 w/#18 2 to 6*
#14 w/#16 2 to 6*
#12 w/#22 2 to 6*
#12 w/#20 2 to 6*
#12 w/#18 2 to 5*
#12 w/#16 2 to 5*
#12 w/#14 2 to 5*
1 #10 w/1 to 4 #18
2 #10 w/1 to 3 #18
1 #10 w/1 to 4 #16
2 #10 w/1 to 3 #16 1 #10 w/1
to 4 #14
2 #10 w/1 to 2 #14
1 #10 w/1 to 3 #12
2 #10 w/1 #12
1 #8 stranded w/1 #14
stranded
1 #8 stranded w/1 #12
stranded
1 #8 stranded w/1 #10
stranded
1 #12 w/1 #14 w/1 to 4 #16
1 #12 w/2 #14 w/1 or 2 #16
2 #12 w/1 #14 w/1 to 3 #16
Model
600 Volt Maximum
B4
Strip
wires
3/4”
2 #6 stranded or #8 stranded
2 or 3 #8 solid
2 to 4 #10 stranded
2 to 5 #10 solid
2 to 5 #12
4 to 6 #14
#12 w/#14 2 to 6*
#10 w/#14 2 to 5*
#10 w/#12 2 to 5*
1 #8 w/1 to 4 #14
1 #8 w/1 to 4 #12
2 #8 w/1 to 3 #12
3 #8 solid w/1 #12
1 #8 w/1 to 4 #10
2 #8 w/1 or 2 #10
1 #6 w/1 to 4 #14
1 #6 w/1 to 4 #12
1 #6 w/1 or 2 #10
1 #6 w/1 or 2 #8
Model
600 Volt Maximum
BGR/
WGR
Strip wires
1”
2 or 3 #10
2 to 5 #12 or #14
2 #10 w/1 or 2 #12
2 #10 w/1 #12 w/1 #14
2 #10 w/1 to 3 #14
1 #10 w/1 to 3 #12
1 #10 w/1 to 4 #14
1 #10 w/1 to 3 #12 w/1 #14
1 #10 w/1 or 2 #12 w/1 or 2
#14
1 #10 w/1 #12 w/1 to 3 #14
4 #12 w/1 #14
3 #12 w/1 or 2 #14
2 #12 w/1 to 3 #14
1 #12 w/1 to 4 #14