Magnetic Sensor Systems

Tubular Electromagnet

Series E-40-300

3.00" DIA X 4.00"

[76.2 mm DIA X 101.6 mm]

TOTAL WEIGHT: 5.8 LB [2.6 KG]

duty cycle	1 (100%)	1/2 (50%)	1/4 (25%)	1/10 (10%)
maximum "ON” time, (Sec.)	infinite (∞ )	2700	900	240
watts	12	24	48	120
approximate ampere turns	1815	2565	3630	5740

coil wire size (AWG)	coil resistance (Ω)	volts DC	volts DC	volts DC	volts DC
15	0.8	3.1	4.4	6.3	9.9
16	1.3	3.9	5.6	7.9	12.5
17	1.9	4.8	6.8	9.6	15.1
18	3.2	6.2	8.8	12.5	19.7
19	5.2	7.9	11.2	15.8	24.9
20	8.8	10.3	14.5	20.6	32.5
21	14.2	13.0	18.4	26.1	41.2
22	22.6	16.5	23.3	32.9	52.1
23	34.1	20.2	28.6	40.5	64.0
24	54.6	25.6	36.2	51.2	80.9
25	89.4	32.8	46.3	65.5	104
26	139	40.9	57.8	81.8	129
27	235	53.0	75.0	106	168
28	350	64.8	91.7	130	205
29	550	81.2	115	163	257
30	822	99.3	141	199	314
31	1447	132	186	264	417
32	2110	159	225	318	503
33	3450	204	287	407	644

HEAT SINK: For proper heat dissipation, body of electromagnet should be mounted on an equivalent of 4.0" x 4.0" x 1/8" aluminum plate in an unrestricted flow of air.

6901 Woodley Avenue, Van Nuys, California 91406 USA
Telephone: +1-818-785-6244 Fax: +1-818-785-5713 www.solenoidcity.com

Electromagnet E-40-300 Page 1 Made in USA

Tubular Electromagnet

15

0.8

3.1

4.4

6.3

9.9

16

1.3

3.9

5.6

7.9

12.5

17

1.9

4.8

6.8

9.6

15.1

18

3.2

6.2

8.8

12.5

19.7

19

5.2

7.9

11.2

15.8

24.9

20

8.8

10.3

14.5

20.6

32.5

21

14.2

13.0

18.4

26.1

41.2

22

22.6

16.5

23.3

32.9

52.1

23

34.1

20.2

28.6

40.5

64.0

24

54.6

25.6

36.2

51.2

80.9

25

89.4

32.8

46.3

65.5

104

26

139

40.9

57.8

81.8

129

27

235

53.0

75.0

106

168