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"HI-DENSITY" CARTRIDGE HEATERS Go Back More
1/4", 5/16", 3/8", 1/2", 5/8", 3/4", 1",   Specifications & Limitations
DIAMETER
OF
CARTRIDGE

 

¼"
DIA.		 Sheath
Length
(In.)		 Watts Watt
Density
(W/In.2)		 Catalog Number
1
1
1 ¼
1 ¼		 55
80
75
100		 140
208
130
173		 CRX-21-21
CRX-21-21
CRX-212-21
CRX-212-21
1½
1½
2
2		 100
150
150
200		 130
195
130
173		 CRX-215-21
CRX-215-21
CRX-22-21
CRX-22-21
2½
3
3½
4		 200
200
300
200		 119
104
121
74		 CRX-225-21
CRX-23-21
CRX-235-21
CRX-24-21
4
5
6
8		 300
350
400
600		 111
101
94
99		 CRX-24-21
CRX-25-21
CRX-26-21
CRX-28-21

 

DIAMETER
OF
CARTRIDGE

 

5/16"
DIA.		 Sheath
Length
(In.)		 Watts Watt
Density
(W/In.2)		 Catalog Number
1
1 ¼
1 ½		 60
80
100		 125
110
102		 CRX-2X1-21
CRX-2X12-21
CRX-2X15-21
2
2½
2½
2½		 150
150
185
190		 102
77
95
98		 CRX-2X2-21
CRX-2X25-21
CRX-2X25-21
CRX-2X25-21
2½
3
3½		 200
225
250		 102
95
88		 CRX-2X25-21
CRX-2X3-21
CRX-2X35-21
4
4½
5		 275
300
350		 83
80
83		 CRX-2X4-21
CRX-2X45-21
CRX-2X5-21
5½
6
6½
7		 400
450
500
550		 85
87
88
90		 CRX-2X55-21
CRX-2X6-21
CRX-2X65-21
CRX-2X7-21
7½
8
9		 600
650
700		 91
92
84		 CRX-2X75-21
CRX-2X8-21
CRX-2X9-21

 

DIAMETER
OF
CARTRIDGE

 

3/8"
DIA.		 Sheath
Length
(In.)		 Watts Watt
Density
(W/In.2)		 Catalog Number
1
1¼
1¼
1½		 100
100
150
50		 172
115
171
43		 CRX-31-21
CRX-312-21
CRX-312-21
CRX-315-21
1½
1½
1½
 100
150
200		 86
128
172		 CRX-315-21
CRX-315-21
CRX-315-21
2
2
2		 100
150
200		 57
85
172		 CRX-32-21
CRX-32-21
CRX-32-21
2¼
2½
2½		 175
165
185		 86
75
80		 CRX-322-21
CRX-325-21
CRX-325-21
2½
2½
3		 200
250
200		 85
106
68		 CRX-325-21
CRX-325-21
CRX-33-21
3
3
3½
4
4		 250
375
300
250
350		 86
127
85
62
85		 CRX-33-21
CRX-33-21
CRX-335-21
CRX-34-21
CRX-34-21
4
4½
5		 500
450
300		 123
95
57		 CRX-34-21
CRX-345-21
CRX-35-21
5
5
5½		 400
500
550		 76
96
93		 CRX-35-21
CRX-35-21
CRX-355-21
6
6
7		 500
600
600		 78
94
80		 CRX-36-21
CRX-36-21
CRX-37-21
7
8
8		 800
600
900		 104
69
102		 CRX-37-21
CRX-38-21
CRX-38-21
9
10
10		 1000
600
1000		 100
65
91		 CRX-39-21
CRX-3010-21
CRX-3010-21
12
12
15
16		 750
1000
1250
1200		 55
75
73
66		 CRX-3012-21
CRX-3012-21
CRX-3015-21
CRX-3016-21

 

DIAMETER
OF
CARTRIDGE

 

½"
DIA.		 Sheath
Length
(In.)		 Watts Watt
Density
(W/In.2)		 Catalog Number
1
1¼
1¼		 50
75
120		 65
64
107		 CRX-51-21
CRX-512-21
CRX-512-21
1½
1½
2½
2
2		 150
200
200
300		 97
128
86
128		 CRX-515-21
CRX-515-21
CRX-52-21
CRX-52-21
2
2¼
2¼		 400
150
250		 172
55
92		 CRX-52-21
CRX-522-21
CRX-522-21
2½
2½
2½
2½
 200
250
310
400		 64
80
98
128		 CRX-55-21
CRX-55-21
CRX-55-21
CRX-55-21
3
3
3		 250
300
500		 6
77
128		 CRX-53-21
CRX-53-21
CRX-53-21
3½
4
4		 500
300
500		 107
55
92		 CRX-535-21
CRX-54-21
CRX-54-21
4½
5
5		 650
500
750		 103
72
108		 CRX-545-21
CRX-55-21
CRX-55-21
5½
6
6		 750
500
850		 95
58
98		 CRX-555-21
CRX-55-21
CRX-55-21
6½
7		 900
1000		 96
98		 CRX-565-21
CRX-57-21
8
8
8½		 750
1000
1000		 64
86
80		 CRX-58-21
CRX-58-21
CRX-585-21
9
9½
10		 1000
1250
1000		 75
88
67		 CRX-59-21
CRX-595-21
CRX-5010-21
10
10½
11		 1500
1500
1750		 100
96
106		 CRX-5010-21
CRX-50105-21
CRX-5011-21
12
12
12		 1000
1500
2000		 56
84
112		 CRX-5012-21
CRX-5012-21
CRX-5012-21
15
18		 1750
2000		 77
73		 CRX-5015-21
CRX-5018-21

 

DIAMETER
OF
CARTRIDGE

 

5/8"
DIA.		 Sheath
Length
(In.)		 Watts Watt
Density
(W/In.2)		 Catalog Number
1¼
2
2		 200
200
250		 137
68
85		 CRX-612-21
CRX-62-21
CRX-62-21
2
2½
2½		 250
275
400		 73
70
102		 CRX-62-21
CRX-625-21
CRX-625-21
3
3
4		 250
500
500		 52
104
73		 CRX-63-21
CRX-63-21
CRX-64-21
4
4½
5		 750
750
500		 110
96
57		 CRX-64-21
CRX-645-21
CRX-65-21
5
5
5½		 750
1000
800		 86
114
82		 CRX-65-21
CRX-65-21
CRX-655-21
6
7
7		 1000
1000
1200		 93
78
94		 CRX-66-21
CRX-67-21
CRX-67-21
7½
8
8		 1000
1000
1200		 73
68
82		 CRX-675-21
CRX-68-21
CRX-68-21
8
9
10		 1500
1250
1000		 102
75
54		 CRX-68-21
CRX-69-21
CRX-6010-21
10
12
12		 1500
1500
2000		 81
66
89		 CRX-6010-21
CRX-6012-21
CRX-6012-21
15
21
24		 2000
2800
3000		 70
70
65		 CRX-6015-21
CRX-6021-21
CRX-6024-21

 

DIAMETER
OF
CARTRIDGE

 

3/4"
DIA.		 Sheath
Length
(In.)		 Watts Watt
Density
(W/In.2)		 Catalog Number
2
2½
3		 200
350
400		 57
74
68		 CRX-72-21
CRX-725-21
CRX-73-21
3
3
3½		 500
600
550		 85
102
79		 CRX-73-21
CRX-73-21
CRX-735-21
4
4
4		 500
600
550		 61
91
122		 CRX-74-21
CRX-74-21
CRX-74-21
4½
5
5		 875
850
1000		 94
80
95		 CRX-745-21
CRX-75-21
CRX-75-21
5½
6
6
6½		 900
1000
1250
1250		 77
77
96
88		 CRX-755-21
CRX-76-21
CRX-76-21
CRX-765-21
7
7
8		 1000
1500
1750		 66
98
100		 CRX-77-21
CRX-77-21
CRX-78-21
8
9
9		 2000
1800
2000		 114
90
100		 CRX-79-21
CRX-79-21
CRX-79-21
10
10
12		 2000
2250
1500		 90
112
55		 CRX-7010-21
CRX-7010-21
CRX-7012-21
12
12
14		 2000
2500
2750		 74
92
88		 CRX-7012-21
CRX-7012-21
CRX-7014-21
15
18
21
24		 3000
3250
3500
4000		 88
79
73
72		 CRX-7015-21
CRX-7018-21
CRX-7021-21
CRX-7024-21

 

DIAMETER
OF
CARTRIDGE

 

1"
DIA.		 Sheath
Length
(In.)		 Watts Watt
Density
(W/In.2)		 Catalog Number
1½
2¼

 225
500
900		 50
91
163		 CRX-1015-21
CRX-1022-21
CRX-1022-21
4
6
8		 750
1000
1500		 68
64
64		 CRX-104-21
CRX-106-21
CRX-108-21
10
12

 1650
1800
 55
50
 CRX-1010-21
CRX-1012-21
14
16
18
 2000
2500
2500		 42
51
45		 CRX-1014-21
CRX-1016-21
CRX-1018-21
20
24
25
 2800
3000
3000		 45
41
39		 CRX-1020-21
CRX-1024-21
CRX-1025-21
36
48		 5000
6500		 45
41		 CRX-1036-21
CRX-1048-21

 

SPECIFICATIONS AND LIMITATIONS
NOM
DIA.		 ACTUAL
DIA.
¼" .247
3/8" .372
½" .497
5/8" .622
¾" .747
TOL: ± .002
Length Tolerance: ± 3/32 up to 4½" long above 4½", ±2%
Camber Tolerance: .0016" per inch of length. In longer heaters larger camber may occur.
Resistance Tolerance: NEMA Standard + 10%, -5%.
Sheath Material: Incology or Stainless Steel
Wattage Tolerance: NEMA Standard +5% -10%
Cold Resistance: 4% Lower than Hot Resistance.
Allowable Maximum Watt Density
Temperature of part being heated measured within ½" of heater
 Allowable Maximum Watt Density
Fit Tolerance

 
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P.O. Box 290520
Port Orange, FL 32129
LOCAL 386-760-5202
TOLL FREE 1-800-428-5050
FAX 386-760-0721
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