UL Listed Wire Combinations
UL File No. E5238
UNDERWRITER’S LABORATORIES LISTED WIRE COMBINATIONS Page 11
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 8-27-2014
Buchanan WireTwist™ Wire Connectors
Model
300 Volt Maximum
600 Volt Maximum
WT-6
Strip
wires
7/16”;
strip
wires #16
and
smaller
½”
2 #8 stranded only
3 #10
5 #12
1 #6 w/1 #14
1 #6 w/1 #12
1 #6 w/1 #14 w/1 to 2 #18
1 #6 w/1 #14 w/1 #16
1 #8 w/4 #16
1 #8 w/3 #14
1 #8 w/2 #12
1 #8 w/1 #10
1 #8 w/1 #14 w/4 #18
1 #8 w/1 #12 w/1 to 4 #18 or
#16
1 #8 w/1 #12 w/1 to 2 #14
1 #8 w/2 #12 w/1 #16 or #14
1 #8 w/1 #10 w/1 #14 or #12
1 #10 w/4 #14
1 #10 w/3 #12
1 #10 w/2 #14 w/3 #16
1 #10 w/1 #12 w/4 #16
1 #10 w/1 #12 w/3 to 4 #14
1 #10 w/2 #12 w/2 to 3 #18 or
#16
1 #10 w/2 #12 w/1 to 2 #14
2 #10 w/3 #16
2 #10 w/2 to 3 #14
2 #10 w/1 to 2 #12
2 #10 w/1 #16 w/2 to 3 #18
2 #10 w/1 #14 w/1 to 3 #18
2 #10 w/2 #14 w/1 #16
2 #10 w/1 #12 w/1 to 3 #18
2 #10 w/1 #12 w/1 to 2 #16
3 #10 w/1 #18 or #16
2 #12 w/2 #14 w/2 #16
3 #12 w/2 #14
3 #12 w/3 #16
3 #12 w/1 #16 w/2 #18
3 #12 w/1 #14 w/1 to 2 #16
3 #12 w/1 #14 w/1 to 2 #18
3 #12 w/2#14 w/1 #16
4 #12 w/1 #18, #16, or #14
1 #8 w/1 #12
1 #10 w/1 to 4 #18 or #16
1 #10 w/1 to 3 #14
1 #10 w/1 to 2 #12
1 #10 w/1 #18 w/1 to 4 #22 or
#20
1 #10 w/1 #16 w/1 to 4 #20
1 #10 w/1 #16 w/1 to 4 #18
1 #10 w/1 #14 w/1 to 4 #16 or
#18
1 #10 w/2 #14 w/1 to 2 #16
1 #10 w/1 #12 w/1 to 3 #16 or
#18
1 #10 w/1 #12 w/1 to 2 #14
1 #10 w/2 #12 w/1 #16 or #18
2 #10 w/1 to 3 #18
2 #10 w/1 to 2 #16
2 #10 w/1 #14
2 #10 w/1 #16 w/1 #18
2 #10 w/1 #14 w/1 #20
1 #12 w/2-4 #20 or #18
1 #12 w/1 to 4 #16 or #14
1 #12 w/1 #16 w/1 to 4 #20
1 #12 w/1 #16 w/1 to 4 #18
1 #12 w/1 #14 w/1 to 4 #20,
#18, or #16
1 #12 w/2 #14 w/1 to 3 #16
2 #12 w/1 to 2 #18 or #16
1 #6 or #8
1 to 2 #10
1 to 4 #12
2 to 5 #14
4 to 6 #16
1 #8 w/1 to 2 #14
2 #12 w/1 to 3 #14
2 #12 w/1 #16 w/1 to 3 #20
2 #12 w/1 #16 w/1 to 3 #18
2 #12 w/1 #14 w/1 to 3 #18
2 #12 w/1 #14 w/1 to 3 #16
3 #12 w/1 #14
3 #12 w/1 to 2 #16 or #18
3 #12 w/1 #18 w/1 to 2 #20
3 #12 w/1 #16 w/1 to 2 #20
2 #12 w/2 #14 w/1 #16 or #18
1 #14 w/3 to -4 #18
1 #14 w/1 #16 w/2 to 4 #20
1 to 2 #14 w/1 #16 w/1 to 3
#18
2 #14 w/2 to 4 #16
2 #14 w/1 #18 w/1 to 3 #22 or
#20
2 #14 w/1 #16 w/1 to 3 #22 or
#20
3 #14 w/1 to 2 #18 or #16
3 #14 w/1 #16 w/1 to 2 #20
3 #14 w/1 #16 w/1 to 2 #18
1 #16 w/4 #18
2 #16 w/3 to 4 #18
2 #16 w/1 #18 w/3 #22
2 #16 w/1 #18 w/2 to 3 #20
3 #16 w/1 to 2 #20 or #18
4 #16 w/1 #20 or #18
Buchanan WingTwist™ Wire Connectors
Model
600 Volt Maximum
WT-51
Strip
wires
3/8”
2 to 4 # 18
2 to 4 #16
1 #16 w/1 to 5 #18
2 #16 w/1 to 4 #18
3 #16 w/1 to 3 #18
4 #16 w/1 to 2 #18
1 to 3 #14
1 #14 w/1 to 5 #18
1 #14 w/1 to 4 #16
2 #14 w/1 to 3 #18
2 #14 w/1 to 3 #16
3 #14 w/1 to 2 #18
3 #14 w/1 #16 or #18
1 #12 w/1 to 5 #18
1 #12 w/1 to 3 #16
1 #12 w/1 to 2 #14
2 #12 w/1 to 2 #18
2 #12 w/ 1 #16 or #14
1 to 3 #12
1 #10 w/1 to 3 #18
1 #10 w/1 to 2 #16 or #14
1 #10 w/1 #12
1 #10