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price

$50-$199.99 (3)
$200-$499.99 (13)
$500-$999.99 (29)
$1,000-$100,000 (58)

In Stock

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Power

3 kW (48)
6 kW (41)
9 kW (25)
15 kW (18)
4 kW (28)
2 kW (28)

3 kW (48)
6 kW (41)
9 kW (25)
15 kW (18)
4 kW (28)
2 kW (28)
12 kW (21)
5 kW (20)
7.5 kW (13)
10 kW (13)
4.5 kW (13)
1.5 kW (19)
18 kW (15)
1000 W (7)
7 kW (7)
500 W (4)
2.5 kW (13)
1.0 kW (12)
750 W (4)
300 W (3)
100 W (3)
24 kW (6)
1.25 kW (5)
0.75 kW (5)
30 kW (3)
0.5 kW (3)
36 kW (3)
150 W (2)
250 W (2)
3.75 kW (2)
200 W (2)
3.33 kW (2)
600 W (2)
50 kW (2)
2.66 kW (2)
400 W (1)
48 kW (1)
350 W (1)
72 kW (1)
1440 W (1)
900 W (1)
13.5 kW (1)
8 kW (8)
20 kW (4)
25 kW (2)
0.250 kW (2)
40 kW (1)
1.1 kW (1)
Oil 20 kW Water 20 kW, 78 kW (1)
Oil 15 kW Water 15 kW, 59 kW (1)
6000 W (1)
Oil 2 kW, 5 kW, 15 kW, 20 kW Water 2 kW, 5 kW, 15 kW, 20 kW, 78 kW (1)
Oil 6 kW, 21 kW Water 6 kW, 59 kW, 21 kW, 80 kW (1)
1.2 kW (1)
0.375 kW (1)
7500 W (1)
3.5 kW (1)
5.0 kW (1)
Oil 11 kW Water 11 kW, 80 kW (1)
Oil 15 kW, 5 kW Water 15 kW, 5 kW, 59 kW (1)
1.4 kW (1)
11.5 kW (1)
16 kW (1)
0.6 kW (1)
60 kW (1)

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Heating Element Length

12" (8)
24 1⁄2" (7)
48" (8)
7" (4)
19 1⁄8" (4)
33 1⁄16" (8)

12" (8)
24 1⁄2" (7)
48" (8)
7" (4)
19 1⁄8" (4)
33 1⁄16" (8)
6 5⁄16" (5)
17 1⁄2" (4)
25 1⁄8" (4)
11" (3)
24 3⁄8" (3)
47 1⁄4" (3)
7 3⁄8" (2)
39 7⁄8" (2)
32 5⁄16" (2)
17 3⁄8" (2)
24 7⁄8" (9)
12 1⁄4" (8)
17" (7)
48 1⁄16" (7)
33" (6)
25 3⁄16" (6)
18 1⁄16" (5)
32 3⁄4" (5)
40 1/2" (5)
40 9⁄16" (5)
40 1⁄4" (5)
9" (4)
19 7⁄8" (4)
6 1⁄2" (4)
18" (4)
19" (4)
9 1⁄4" (4)
24" (3)
40" (3)
13" (3)
9 1/2" (3)
47 3⁄8" (3)
16 1⁄4" (3)
19 5⁄8" (3)
28" (3)
65 1⁄16" (3)
8" (3)
47 3⁄4" (3)
12 1⁄2" (3)
8 1⁄16" (3)
17 7⁄8" (2)
67 3⁄4" (2)
26" (2)
39 3⁄4" (2)
13 9⁄16" (2)
32 1⁄4" (2)
11 1⁄2" (2)
19 13/16" (2)
27 1⁄2" (2)
32 3⁄8" (2)
7 1⁄2" (2)
7 7⁄8" (2)
8 1/2" (2)
47" (2)
18 7⁄8" (1)
11 3⁄8" (1)
5 3/8" (1)
25 1⁄4" (1)
3 1⁄2" (1)
28 1⁄8" (1)
9 3⁄8" (1)
24 7⁄16" (1)
13 7⁄16" (1)
38" (1)
5 7/16" (1)
4 3⁄8" (1)
11 7⁄8" (1)
10 9/32" (1)
8 7⁄8" (1)
40 5/8" (1)
32" (1)
39 1/2" (1)
21 3⁄8" (1)
17 7⁄16" (1)
1 1⁄2" (1)
34" (1)
4 11⁄16" (1)
10 9⁄16" (1)
17 3⁄4" (5)
52 1⁄2" (4)
29 1/2" (4)
10 3⁄4" (4)
37 3⁄8" (4)
23 1⁄2" (4)
13 3⁄4" (4)
45" (4)
52 1⁄16" (4)
22 1/4" (4)
18 5/8" (3)
14" (3)
6 1⁄8" (3)
11 3⁄4" (3)
16 1/8" (3)
29" (3)
21" (3)
21 1⁄4" (3)
22" (3)
47 7⁄8" (3)
23" (2)
6 7⁄8" (2)
27" (2)
15" (2)
44" (2)
6" (2)
32 7⁄16" (2)
10 5/8" (2)
10 7⁄8" (2)
40 3⁄8" (2)
7 3⁄4" (2)
39 3⁄8" (2)
35" (1)
25 1/8" (1)
51 7⁄8" (1)
18 11⁄16" (1)
20 3⁄16" (1)
12 7/8" (1)
19 (1)
17 1⁄8" (1)
19 1/4" (1)
121 (1)
3 3⁄4" (1)
7 3/8" (1)
19 1⁄2" (1)
32 7⁄8" (1)
78 1⁄16" (1)
16 7⁄8" (1)
25" (1)
10 3/16" (1)
32 1⁄2" (1)
14 5/8" (1)
46 7⁄8" (1)
3" (1)
2 3/8" (1)
18 1/2" (1)
21 1/2" (1)
54" (1)
30" (1)
70" (1)
16.9375 (1)
68 1⁄16" (1)
1 15/16" (1)
52 5/8" (1)
57 1⁄16" (1)
31" (1)
5" (1)
12 5⁄16" (1)
12 7⁄16" (1)
2 1/8" (1)
16" (1)
68" (1)
20" (1)
67 3⁄8" (1)
8 1⁄8" (1)
17 1⁄4" (1)
1 3/8" (1)
6 5/8" (1)
57 1⁄2" (1)
13 7⁄8" (1)
1 11/16" (1)
127" (1)
6 3⁄8" (1)
9 1/16" (1)
57" (1)
22 5/8" (1)
29 1⁄24" (1)
2 5/16" (1)
19 1⁄16" (1)
31 7⁄8" (1)
45 1/8" (1)
30 1/8" (1)
15 1/4" (1)
37 5/8" (1)
2 3/4" (1)
1 3⁄4" (1)
56 1⁄2" (1)
10" (1)
18 3/8" (1)
19 3⁄16" (1)
62" (1)
30 3⁄8" (1)
11 7⁄16" (1)
319" (1)
2 11/16" (1)

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Power Density

46 W/in2 (13)
47 W/in2 (12)
51 W/in2 (10)
48 W/in2 (10)
53 W/in2 (9)
20 W/in2 (9)

46 W/in2 (13)
47 W/in2 (12)
51 W/in2 (10)
48 W/in2 (10)
53 W/in2 (9)
20 W/in2 (9)
15 W/in2 (9)
86 W/in2 (8)
64 W/in2 (7)
43 W/in2 (6)
24 W/in2 (6)
49 W/in2 (6)
85 W/in2 (6)
79 W/in2 (4)
21 W/in2 (3)
23 W/in2 (9)
78 W/in2 (6)
83 W/in2 (4)
26 W/in2 (4)
44 W/in2 (4)
45 W/in2 (4)
50 W/in2 (4)
32 W/in2 (3)
34 W/in2 (3)
10 W/in2 (3)
35 W/in2 (2)
38 W/in2 (2)
31 W/in2 (2)
30 W/in2 (2)
82 W/in2 (2)
33 W/in2 (1)
13 W/in2 (1)
36 W/in2 (1)
184 W/in2 (1)
153 W/in2 (1)
28 W/in2 (1)
94 W/in2 (1)
37 W/in2 (1)
22 W/in2 (1)
40 W/in2 (8)
65 W/in2 (3)
25 W/in2 (3)
60 W/in2 (2)
8 W/in2 (2)
42 W/in2 (2)
70 W/in2 (2)
6 W/in2 (1)
73 W/in2 (1)
Oil 11 W/in2 Water 11 W/in2, 80 W/in2 (1)
76 W/in2 (1)
16 W/in2 (1)
56 W/in2 (1)
39 W/in2 (1)
12.9 W/in2 (1)
52 W/in2 (1)
67 W/in2 (1)
80 W/in2 (1)
Oil 15 W/in2 Water 15 W/in2, 59 W/in2 (1)
55 W/in2 (1)
Oil 5 W/in2, 15 W/in2 Water 5 W/in2, 15 W/in2, 2 W/in2, 20 W/in2, 78 W/in2 (1)
18 W/in2 (1)
58 W/in2 (1)
98 W/in2 (1)
41 W/in2 (1)
61 W/in2 (1)
14 W/in2 (1)
Oil 15 W/in2, 5 W/in2 Water 15 W/in2, 59 W/in2, 5 W/in2 (1)
62 W/in2 (1)
57 W/in2 (1)
69 W/in2 (1)
77 W/in2 (1)
11.7 W/in2 (1)
Oil 20 W/in2, Water 20 W/in2, 78 W/in2 (1)
17 W/in2 (1)
Oil 6 W/in2, 21 W/in2 Water 6 W/in2, 59 W/in2, 21 W/in2, 80 W/in2 (1)

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Supply Voltage

240V (71)
480V (50)
120V (42)
208V (20)
120V/240V (2)
120V, 208V, 240V, 480V (1)

240V (71)
480V (50)
120V (42)
208V (20)
120V/240V (2)
120V, 208V, 240V, 480V (1)
120V, 208V, 240V (1)
240V, 480V (1)
120/240V (1)

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Enclosure Type

General Purpose NEMA-1 rated (44)
Moisture Resistant/Explosion Resistant Enclosure (38)
Moisture Resistant Terminal Enclosure (8)
Explosion Resistant Enclosure (4)
NEMA 4 Electrical Enclosure (3)
Monel (1)

General Purpose NEMA-1 rated (44)
Moisture Resistant/Explosion Resistant Enclosure (38)
Moisture Resistant Terminal Enclosure (8)
Explosion Resistant Enclosure (4)
NEMA 4 Electrical Enclosure (3)
Monel (1)
Compact General Purpose NEMA-1 Enclosure (1)
Electrical Enclosure (1)
Vapor-Tight Terminal Enclosure (1)
Not Applicable (1)
Style C Terminal Enclosure (1)

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Supply Voltage Type

1 Phase (52)
3 Phase (39)
Not Applicable (1)
1 Phase, 3 Phase (1)

Sheath Material

Steel (23)
Copper (17)
Incoloy (20)
Stainless Steel (16)
316 Stainless Steel (3)
Passivated Stainless Steel (2)

Steel (23)
Copper (17)
Incoloy (20)
Stainless Steel (16)
316 Stainless Steel (3)
Passivated Stainless Steel (2)
Stainless Steel with PFA Coating (1)
Fluoropolymer Coated Stainless Steel (3)
304 Stainless Steel (1)
316 Stainless Steel (Electropolished) (1)
Copper Sheath Nickel Plated Elements (1)
321 Stainless Steel (1)
Incoloy Elements and Stainless Steel (1)
Titanium (1)
316 Stainless Steel (Bright Annealed) (1)

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Form Factor

Screw Plug Immersion (43)
Flanged Immersion (15)
Over the Side Immersion (15)
Coupling Head Immersion (1)
Side Mount Immersion (1)
Cartridge Immersion (1)

Connection Type

2 1/2" NPT (11)
2" NPT (18)
1" NPT (8)
1 1/4" NPT (6)
1/2" NPT (4)
3/4" NPT (3)

2 1/2" NPT (11)
2" NPT (18)
1" NPT (8)
1 1/4" NPT (6)
1/2" NPT (4)
3/4" NPT (3)
2 1/4" NPT (2)
None (2)
3-prong plug (1)
8 1/4" NPT (1)
13 1/4" NPT (1)
16 1/4" NPT (1)
5 1/4" NPT (1)
2 1/2" Square (1)
11 1/4" NPT (1)
14 1/4" NPT (1)
7 1/4" NPT (1)
17 1/4" NPT (1)
1/2" or 3/4" NPT (1)
12 1/4" NPT (1)
4 1/4" NPT (1)
10 to 30P Plug (1)
15 1/4" NPT (1)
3 1/4" NPT (1)
9 1/4" NPT (1)
10 1/4" NPT (1)
6 1/4" NPT (1)

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Heated Medium

Clean Water (11)
Water (9)
Light Weight Oil (8)
Process Water (7)
Medium Weight Oil (7)
Corrosive Fluids (9)

Clean Water (11)
Water (9)
Light Weight Oil (8)
Process Water (7)
Medium Weight Oil (7)
Corrosive Fluids (9)
Water-Based solutions (6)
Oil (2)
Sump Oil (1)
Mild Acid or Alkaline (1)
Reservoir Water (1)
Steam (1)
Hard Water (1)
Clean Liquids (2)
Salt Bath (1)
Air (1)
Not Applicable (1)
Oil, Water (1)
Food Grade Liquids (1)
Heavy Weight Oil (1)

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Features

Integral Thermostat (19)
Straight Element (5)
Curved Elements (4)
Heating Element Width 11" (2)
Width 6" x Heated Length 9" (1)
Heating Element Width 6 3⁄4" (1)

Integral Thermostat (19)
Straight Element (5)
Curved Elements (4)
Heating Element Width 11" (2)
Width 6" x Heated Length 9" (1)
Heating Element Width 6 3⁄4" (1)
Element Shape Straight (1)
Heater Diameter 3" (1)
Heating Element Width 11 1/8" (1)
Heating Element Width 14 1/2" (1)
Width 9" x Heated Length 38" (1)
Heating Element Width 11 1/16" (1)
Element Shape Round (1)
Width 6" x Heated Length 21" (1)
Heating Element Width 9 1/2" (1)
Heating Element Width 6 3/4" (1)
Width 6" x Heated Length 55" (1)
Closes, 80 oz (5 lb) Wt (1)
Width 6" x Heated Length 27" (1)
Heating Element Width 9" (1)
Width 6" x Heated Length 15" (1)
Foldback Element Design (1)
Heating Element Width 21" (1)
Heating Element Width 13" (1)
Heating Element Width 25" (1)
Heating Element Width 17" (1)
Heating Element Width 9 7⁄16" (1)
Opens, 32 oz (2 lb) Wt (1)
Width 9" x Heated Length 21" (1)
Opens, 80 oz (5 lb) Wt (1)
Heating Element Width 16 5/8" (1)
Width 9" x Heated Length 15" (1)
Width 9" x Heated Length 27" (1)
Closes, 32 oz (2 lb) Wt (1)
Heating Element Width 12 3/4" (1)
Heating Element Width 7 7⁄16" (1)
Integral Tupe J Thermocouple (1)
Heating Element Width 29" (1)
Width 6" x Heated Length 38" (1)
Opens, 48 oz (3 lb) Wt (1)

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compliance

RoHS3 (29)
CE (20)

Maximum Operating Temperature

250°F (14)
100°F (10)
550°F (4)
127°F (3)
187°F (3)
240°F (3)

250°F (14)
100°F (10)
550°F (4)
127°F (3)
187°F (3)
240°F (3)
115°F (1)
212°F (1)
315°C (600°F) (1)
204°C (400°F) (1)
300°F (1)

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Minimum Operating Temperature

60°F (17)
0°F (13)
200°F (4)
55F (1)
-73°C (-100°F) (1)

Riser Length

39 3/4" (1)
48" (4)
26" (4)
36" (4)
13" (1)
35" (1)

39 3/4" (1)
48" (4)
26" (4)
36" (4)
13" (1)
35" (1)
12" (1)
23" (1)
11" (1)
36 (1)
21" (1)
31" (1)
53" (1)
30" (1)
40" (1)
72" (1)
42' (1)
39 5/16" (1)
51 5/16" (1)
18" (1)
29" (1)
11 1⁄8" (1)
17" (1)
37" (1)

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Flange

3"- 150 lb (8)
5" - 150 lb (7)
6" - 150 lb (5)
2 1⁄2" Square Steel (2)
8" - 150 lb (2)
Conduit Box (1)

3"- 150 lb (8)
5" - 150 lb (7)
6" - 150 lb (5)
2 1⁄2" Square Steel (2)
8" - 150 lb (2)
Conduit Box (1)
6 1⁄2" Dia. Steel Flange (1)
2 1/2" Square Steel (1)
3 1⁄2" Square Steel (1)

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Immersion Heaters

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75 Products

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Copper or Incoloy Flanged Immersion Heater Water Heaters

Immersion heater with copper or incoloy sheath elements, 2.5" flange mounted, designed for use in industrial water heaters or boiler and up to 18 kW of power.

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Self Regulating SS or PFA Coated SS Immersion Heater

Self regulating immersion heater with stainless steel or flouropolymer over stainless steel sheath elements, features 3-prong plug and designed for oil, compressors and more.

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Plug and Receptacle Immersion Heater 1" NPT Water and Oil

Immersion heater with copper or steel sheath element,1" NPT screw plug fitting, designed for water and oil based applications and features plug and receptacle connection.

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SS Immersion Heater with Multiple Screw Plug Sizes

Immersion heater with stainless steel sheath element, 0.5", 0.75", 1.25" and 2.25" NPT screw fitting, fiberglass leads and power up to 1 kW.

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SS Flanged Immersion Heater Process Water

Immersion heater with copper, stainless steel or incoloy sheath element, 3", 5",or 6" flange mounted, up to 36 kW power and designed for process water applications.

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SS Tank Immersion Heater Over the Side Reservoir Water

Tank immersion heater with stainless steel sheath element, over the side mounted, integrated thermostat and designed for use in reservoir water or other applications.

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Copper Immersion Heater 2" NPT Clean Water 1.5-15 kW

Immersion heater with copper sheath element, 2" NPT screw plug fitting, up to 15 kW of power and designed for clean water applications. Explosion resistant options available.

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Incoloy Immersion Heater 2" NPT Solution Water Thermostat

Immersion heaters with incoloy sheath element, 2" NPT screw fitting and integrated thermostat for water based solution applications. Explosion proof option available.

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SS Immersion Heater 1" NPT Process Water Thermostat

Immersion heaters with stainless steel sheath element, 1" NPT screw fitting and integrated thermostat for process water applications. Explosion proof option available.

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SS Immersion Heater 1.25" NPT Light Weight Oil

Immersion heater with stainless steel sheath element, 1.25" NPT screw plug fitting and designed for medium weight oil. Enclosure NEMA-1 rated and explosion resistant options.

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SS Immersion Heater 2.5" NPT Process Water Thermostat

Immersion heaters with stainless steel sheath element, 2.5" NPT screw fitting and integrated thermostat for process water applications. Explosion proof option available.

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SS Immersion Heater 2" NPT Process Water Thermostat

Immersion heaters with stainless steel sheath element, 2" NPT screw fitting and integrated thermostat for process water applications. Explosion proof option available.

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Incoloy Immersion Heater 2.5" NPT Solution Water Thermostat

Immersion heaters with incoloy sheath element, 2.5" NPT screw fitting and integrated thermostat for water based solution applications. Explosion proof option available.

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SS Immersion Heater 2.5" NPT Medium Weight Oil

Immersion heater with stainless steel sheath element, 2.5" NPT screw plug fitting and designed for medium weight oil. Enclosure NEMA-1 rated and explosion resistant options.

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Copper Immersion Heater 2.5" NPT Clean Water

Immersion heater with copper sheath element, 2.5" NPT screw plug fitting and designed for clean water applications. Explosion resistant options available.

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Copper Immersion Heater 2.5" NPT Clean Water Thermostat

Immersion heaters with copper sheath element, 2.5" NPT screw fitting and integrated thermostat for clean water applications. Explosion proof options available.

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Steel Immersion Heater 2.5" NPT Light Weight Oil Thermostat

Immersion heaters with steel sheath element, 2.5" NPT screw fitting and integrated thermostat for light weight oil applications. Explosion proof option available.

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Steel Flanged Immersion Heater Heavy Weight Oil

Immersion heater with steel sheath element, 3" flange mounted, integrated thermostat, designed for heavy weight oil based applications and explosion resistant options.

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Plug and Receptacle Immersion Heater .5" or .75" NPT

Immersion heater with incoloy or stainless steel sheath elements, .5" or .75" NPT fitting and features nylon twist-lock grounded plug with receptacle.

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SS Immersion Heater 2" NPT Medium Weight Oil

Immersion heater with stainless steel sheath element, 2" NPT screw plug fitting and designed for medium weight oil. Enclosure NEMA-1 rated and explosion resistant options.

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Related Products

Incoloy Immersion Heater 2" NPT for Solution Water

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Incoloy Immersion Heater 2" NPT for Solution Water

Durable Incoloy Sheath for Superior Corrosion Protection2' NPT Stainless Steel Screw Plug120, 240, 480 V, 1 Phase PowerGeneral Purpose-UL Listed Enclosure or Moisture Resistant/Explosion Resistant Enclosure.

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Copper Immersion Heater 2.5" NPT Clean Water

Rugged, Heavy Duty ConstructionModels Available with Explosion Resistant Enclosure0.475' Diameter Copper Sheath, Ideal for pH 6 to pH 8 Liquids3 to 18 kw.

SS Immersion Heater Over the Side Corrosive Solutions

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SS Immersion Heater Over the Side Corrosive Solutions

PTHF Series • Corrosion Resistant • Solutions up to 212°F (100°C) • Thin Blade Heating Element • 1 or 3 Phase Design • Overtemperature Protection CIT Series • 3 to 10 kW • 240 V, 1 Phase • Used for ...

Incoloy Immersion Heater 2.5" NPT Solution Water

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Incoloy Immersion Heater 2.5" NPT Solution Water

NEMA 1 Rated, E1 General Purpose Enclosure or Moisture Resistant/Explosion Resistant EnclosurePremium Quality Stainless Steel Screw Plug240 and 480V, 3 Phase3 to 18 kW.

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immersion heater

Immersion Heaters

Immersion heaters are an essential tool in many industrial, commercial, and laboratory applications. These devices are used for a wide variety of purposes, including heating fluids, controlling temperatures, and providing a clean and reliable source of heat.

Omega Engineering offers a comprehensive selection of immersion heaters designed and manufactured to the highest standards. Our range of self-regulating stainless steel or PFA-coated stainless steel immersion heaters offer high-quality construction and a 3-prong plug for easy installation. We also offer immersion heaters with multiple screw plug sizes, flanged options, and integrated thermostats. Our heaters are designed for use with oil, compressors, process water, and other fluids. All of our immersion heaters are built with corrosion-resistant materials and are rated for use in NEMA-1 enclosures. Our heaters are available in a variety of sizes, ranging from 0.5â€ to 6â€, and power levels up to 36 kW.