EHS, (Electro Heat System) is a division of Applied Test Systems.  EHS is a manufacturer of ceramic process heating elements of many different shapes, sizes and a variety of temperature ranges.  Custom elements can be made to fit furnaces of other manufactures, at many times better prices than and longer lasting than the original manufacture.  EHS also manufactures wide range of industrial style furnaces both large and small from simple split tubes to large car bottom furnaces.

Half Section Series

Half Section Elements(Two required per cylinder)

Power

Dimensions (in.)

1850°F
(1010°C)

2200°F
(1204°C)

I.D.

O.D.

Length

Part No.

Watts

Part No.

Watts

Voltage

3/4

1 9/16

6
12
18
24

SK-100
SK-101
SK-102
SK-103

255
425
600
710

SK-200
SK-201
SK-202
SK-203

335
595
720
1000

57 1/2
115
115
230

1

2 1/16

3
6
9
12
18

SK-104
SK-105
SK-106
SK-107
SK-108

220
255
475
530
600

SK-204
SK-205
SK-206
SK-207
SK-208

220
335
535
610
720

57 1/2
57 1/2
115
115
115

1 1/4

2 1/16

2
4
6
8
10
12
18
24

SK-109
SK-110
SK-111
SK-112
SK-113
SK-114
SK-115
SK-116

108
220
255
305
370
425
610
725

SK-209
SK-210
SK-211
SK-212
SK-213
SK-214
SK-215
SK-216

108
220
335
360
425
595
720
1020

28 1/2
57 1/2
57 1/2
115
115
115
115
230

1 5/8

2 5/8

6
12
18
24
30

SK-117
SK-118
SK-119
SK-120
SK-121

435
605
865
1200
1355

SK-217
SK-218
SK-219
SK-220
SK-221

510
710
1000
1350
1410

115
115
230
230
230

2

3 1/16

3
6
9
12
18
24

SK-122
SK-123
SK-124
SK-125
SK-126
SK-127

205
450
600
875
1100
1200

SK-222
SK-223
SK-224
SK-225
SK-226
SK-227

255
500
725
940
1290
1400

57 1/2
115
115
115
230
230

2 3/8

3 5/16

2 1/2
3
4
5
6
7
8
9
10
12
14
18
20
24
30

SK-128
SK-129
SK-130
SK-131
SK-132
SK-133
SK-134
SK-135
SK-136
SK-137
SK-138
SK-139
SK-140
SK-141
SK-142

215
250
305
365
450
515
595
605
720
875
935
1100
1150
1185
1450

SK-228
SK-229
SK-230
SK-231
SK-232
SK-233
SK-234
SK-235
SK-236
SK-237
SK-238
SK-239
SK-240
SK-241
SK-242

255
305
365
415
515
560
610
725
870
940
1000
1290
1350
1450
1750

57 1/2
57 1/2
57 1/2
115
115
115
115
115
115
230
230
230
230
230
230

3

4 1/16

3
5
6
8
10
12
15
18
20
24
30

SK-143
SK-144
SK-145
SK-146
SK-147
SK-148
SK-149
SK-150
SK-151
SK-152
SK-153

305
430
580
655
725
830
1000
1270
1400
1630
1750

SK-243
SK-244
SK-245
SK-246
SK-247
SK-248
SK-249
SK-250
SK-251
SK-252
SK-253

355
590
610
870
960
1120
1280
1400
1630
1750
1900

57 1/2
115
115
115
230
230
230
230
230
230
230

3 3/4

5

6
12
18
24
30
36

SK-154
SK-155
SK-156
SK-157
SK-158
SK-159

715
1180
1750
2055
2840
3280

SK-254
SK-255
SK-256
SK-257
SK-258
SK-259

820
1630
2200
3225
3840
4000

115
230
230
230
230
230

5

6 1/2

3
6
9
12
15
18
24
30

SK-160
SK-161
SK-162
SK-163
SK-164
SK-165
SK-166
SK-167

430
870
1210
1420
1740
2020
2775
3280

SK-260
SK-261
SK-262
SK-263
SK-264
SK-265
SK-266
SK-267

580
1065
1440
2040
2300
2525
3775
4225

115
230
230
230
230
230
230
230

5 1/2

7 1/8

3
6
9
12
18
24
36

SK-168
SK-169
SK-170
SK-171
SK-172
SK-173
SK-174

430
870
1210
1420
2000
2775
3280

SK-268
SK-269
SK-270
SK-271
SK-272
SK-273
SK-274

600
1065
1450
2040
2525
3775
4225

115
230
230
230
230
230
230

6

7 1/2

6
12
18
24
30
36

SK-175
SK-176
SK-177
SK-178
SK-179
SK-180

1220
1750
2900
3500
4000
4600

SK-275
SK-276
SK-277
SK-278
SK-279
SK-280

1450
2100
3500
4000
4600
5000

230
230
230
230
230
230

7

8 5/8

6
9
12
18
24
30
36

SK-181
SK-182
SK-183
SK-184
SK-185
SK-186
SK-187

990
1450
1895
2825
3410
3900
4400

SK-281
SK-282
SK-283
SK-284
SK-285
SK-286
SK-287

1165
1725
2290
3700
4400
5000
5600

230
230
230
230
230
230
230

Custom power requirements and sizes available, Contact ATS for more information.
Specifications subject to change without notice.