Installation Guide

UL File No. E5238
UNDERWRITER’S LABORATORIES LISTED WIRE COMBINATIONS Page 13
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.
P-5560 Revised 05.15.19
Buchanan WingTwist™ Wire Connectors
Model
600 Volt Maximum
WT41
Strip wires
1/2”
1 or 3 #10
4 #12 solid
1 or 3 #12
1 or 5 #14
2 or 6 #20, #18, or #16
3 or 6 #22
1 #22 solid w/1 #20 solid
1 #22 w/2 or 5 #20
1 #22 w/1 or 5 #18, #16
2 #22 w/1 or 4 #20, #18 or #16
3 #22 w/1 or 3 #20, #18 or #16
4 #22 w/1 or 2 #2, #18 or #16
1 #20 w/1 or 4 #18, #16 or #14
2 #20 w/1 or 3 #18, #16 or #14
3 #20 w/1 or 2 #18, #16 or #14
4 #20 w/1 or 2 #18, #16 or #14
1 #16 stranded
1 #18 w/1 or 4 #16, #14 or #12
1 #18 w/1 or 2 #10
2 #18 w/1 or 4 #16 or #14
2 #18 w/1 or 3 #12
2 #18 w/1 or 2 #10
3 #18 w/1 or 3 #16, #14 or #12
3 #18 w/1 or 2 #10
4 #18 w/1 or 2 #16, #14 or #12
4 #18 w/1 #10
5 #18 w/1 #16 or #14
1 #16 w/1 or 4 #14 or #12
1 #16 w/1 or 2 #10
2 #16 w/1 or 4 #14
2 #16 w/1 or 3 #12 or #14
3 #16 w/1 or 2 #12 or #10
4 #16 w/1 or 2 #14 or #12
4 #16 w/ 1 #10
5 #16 w/1 #14
5 #16 solid w/1 #10 solid
1 #14 solid w/1 or 3 #12
1 #14 w/1 or 2 #10
2 #14 w/1 or 2#12
2 #14 w/ 1 or 2 #12
2 #14 w/ 1 #8
3 #14 w/1 #12 or #10
3 #14 w/2 #12
4 #14 w/1 #12 or #10
1 #12 w/1 or 2#10
1 #12 w/1 #8
2 #12 w/1 #10
1 #10 w/1 #8
1 #22 w/1 #18 w/1 #16
1 #22 w/1 #20 w/1 or 2 #16
1 #16 w/ 1 or 2 #14 w/1 #12 or
#10
1 #16 w/1 #12 w/1 #10
2 #16 w/1 #14 w/1 or 2 #12
2 #16 w/2 #14 w/1 #12
2 #16 w/1 #12 w/1 #10
3 #16 w/1 #14 w/1 #12 or #10
4 #16 w/1 #12 w/1 #10
1 #14 w/1 or 2 #12 w/1 #10
2 #14 w/1 #12 w/1 #10
Model
600 Volt Maximum
WT52
Strip wires
1/2”
2 or 3 #10
2 or 5 #12
2 or 6 #14
4 or 6 #16
6 #18
1 #12 w/5 #14
1 #12 w/4 #16 or #14
1 #12 w/2 #14
1 #12 w/1 #14
1 #10 w/3 #14
1 #10 w/4 #14
1 #10 w/2 #14
1 #10 w/1 #12
1 #8 w/1 #10, #12, or #14
1 #10 w/2 or 5 #18
1 #10 w/1 or 4 #16
1 #10 w/1 or 2 #14 or #12
1 #10 w/1 #14 and 1 or 3 #16
1 #10 w/2 #14 and 1 #16
1 #10 w/1 #12 and 1 #14
1 #10 w/1 #12 and 1 or 2 #16
2 #10 w/1 or 2 #16
2 #10 w/1 #14
1 #12 w/2 or 5 #18
1 #12 w/1 or 5 #16
1 #12 w/1 or 4 #14
1 #12 w/1 #14 and 1 or 4 #16
1 #12 w/2 #14 and 1 or 2 #16
2 #12 w/3 or 4 #18
2 #12 w/1 or 3 #16
2 #12 w/1 or 3 #14
2 #12 w/1 #14 and 1 or 2 #16
3 #12 w/1 or 2 #16
3 #12 w/2 #18
1 #14 w/3 or 5 #18
1 #14 w/3 #12
1 #14 w/2 or 5 #16
2 #14 w/1 or 4 #18 or #16
3 #14 w/1 or 3 #16
4 #14 w/1 or 2 #18
4 #14 w/1 #16
5 #14 w/1 #18
1 #16 w/4 or 5 #18
2 #16 w/2 or 4 #18
3 #16 w/1 or 3 # 18
4 #16 w/1 or 2 #18
5 #16 w/1 #18
Model
600 Volt Maximum
WT53
Strip wires
1/2”
1 #6
2 #8
2 or 3 #10
2 or 6 #12
4 or 6 #14
4 #16 w/2 #18
1 #14 w/4 or 5 #16
2 #14 w/3 or 4 #18
2 #14 w/2 or 4 #16
3 #14 w/1 or 3 #18 or #16
4 #14 w/1 or 2 #18 or #16
5 #14 w/1 #18 or #16
1 #12 w/3 or 5 #16
1 #12 w/2 or 5 #14
2 #12 w/3 or 4 #18
2 #12 w/1 or 4 #16 or #14
3 #12 w/1 or 3 #18 or #16
3 #12 w/1 or 3 #14
4 #12 w/1 or 2 #16
1 #10 w/1 or 5 #16 or #14
1 #10 w/1 or 4 #12
2 #10 w/2 or 4 #18 or #16
2 #10 w/1 or 4 #14
2 #10 w/1 or 2 #12
3 #10 w/1 #14 or #12
1 #8 w/1 or 5 #14
1 #8 w/1 or 3 #12
1 #8 w/1 or 2 #10
2 #8 w/1 #14
1 #6 w/1 #10
1 #12 w/1 #14 w/1 or 4 #16
1 #12 w/2 #14 w/1 #16
2 #12 w/1 #14 w/1 or 2 #16
1 #10 w/1 #14 w/1 or 3 #16
1 #10 w/2 #14 w/1 #16
1 #10 w/1 #12 w/1 or 2 #6
1 #10 w/1 #12 w/1 or 4 #14
1 #10 w/2 #12 w/1 or 3 #14
1 #10 w/3 #12 w/1 #14
2 #10 w/2 #12 w/1 or 2 #14
1 #8 w/1 #12 w/1 or 3 #14
1 #8 w/2 #12 w/1 #14
1 #8 w/1 #10 w/1 or 2 #14
1 #8 w/1 #10 w/1 #12