What's New
Transformer Lamination Catalog
Cut Core Design Manual
Tape Wound Core Catalog

Transformer Lamination Catalog

EI Laminations

EI Laminations

Part
No
A
B
C
D
E
F
G
H/N (1)
H/N
DIA
Core
Area
Path
Length
Window
Area
Weight
Super Q 80
Sq. Stk. (2)
 
inches
inches
inches
inches
inches
inches
inches
 
inches
in2
inches
in2
lb
094 EI
0.25
0.375
0.047
0.156
0.047
0.094
0.093
 
 
0.00865
0.688
0.0147
0.00189
186 EI
0.4375
0.75
0.09375
0.25
0.09375
0.1875
0.1875
 
 
0.0352
1.25
0.0469
0.0138
187 EI
0.625
0.75
0.09375
0.4375
0.09375
0.1875
0.1875
 
 
0.0352
1.625
0.0822
0.018
188 EI
0.8125
0.75
0.09375
0.625
0.09375
0.1875
0.1875
 
 
0.0352
2
0.117
0.0221
25 EI
0.75
1
0.125
0.5
0.125
0.25
0.25
H
0.047
0.0625
2
0.125
0.039
375 EI
1.125
1.375
0.1875
0.75
0.1875
0.3125
0.375
H
0.09375
0.1406
2.875
0.234
0.129
50 EI
1.25
1.5
0.25
0.75
0.25
0.25
0.5
H
0.125
0.25
3
0.188
0.237
21 EI
1.3125
1.625
0.25
0.8125
0.25
0.3125
0.5
H
0.125
0.25
3.27
0.253
0.256
625 EI
1.5625
1.875
0.3125
0.9375
0.3125
0.3125
0.625
H
0.125
0.391
3.75
0.293
0.462
75 EI
1.875
2.25
0.375
1.125
0.375
0.375
0.75
H
0.132
0.5625
4.5
0.422
0.802
87 EI
2.1875
2.625
0.7375
1.3125
0.7375
0.7375
0.875
H
0.156
0.766
5.25
0.575
1.27
100 EI
2.5
3
0.5
1.5
0.5
0.5
1
N
0.25
1
6
0.75
1.9

Click on Part No for more information
(1) Available with holes (H) or notches (N); contact Sales for sizes and location
(2) For Super Q 80 material.
Gauges available:
80% Ni: 0.006”, 0.014”, 49% Ni: 0.006”, 0.014”, Supermendur: 0.006”, 0.008”, 0.010” & 0.014”