Skip to search Skip to main content Skip to navigation

Call us at 1-888-826-6342

Search Omega

All Products
Resources
Services
About Us
Australia Brazil Canada Canada(FR) China Czech Republic Denmark France Germany India Italy Japan Korea Malaysia Mexico Netherlands Philippines Singapore Spain Taiwan Thailand United States United Kingdom

Home
See Industrial Heaters
Immersion Heaters

We noticed you are from . Visit your local site for regional offers and live support.

Stay here.

Go to the site >

Configuration complete.
Please add to cart to keep it or exit the configuration

Failed to Save Configurations, Click on Configure Button Start Again

price

$50-$199.99 (3)
$200-$499.99 (17)
$500-$999.99 (31)
$1,000-$100,000 (56)

In Stock

sku_availability

Power

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

3 kW (48)
6 kW (41)
4 kW (28)
2 kW (28)
9 kW (25)
15 kW (18)
12 kW (21)
5 kW (20)
18 kW (15)
10 kW (13)
8 kW (8)
1000 W (7)
24 kW (6)
4.5 kW (13)
1.0 kW (12)
20 kW (4)
500 W (4)
30 kW (3)
1.5 kW (19)
7.5 kW (13)
750 W (4)
300 W (3)
100 W (3)
36 kW (3)
25 kW (2)
50 kW (2)
2.5 kW (13)
150 W (2)
250 W (2)
200 W (2)
600 W (2)
400 W (1)
48 kW (1)
350 W (1)
72 kW (1)
900 W (1)
13.5 kW (1)
16 kW (1)
7 kW (7)
1.25 kW (5)
0.75 kW (5)
0.5 kW (3)
0.250 kW (2)
3.75 kW (2)
3.33 kW (2)
2.66 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)
1440 W (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)
0.6 kW (1)
60 kW (1)

More Options Show Less

Heating Element Length

33 1⁄16" (8)
33" (6)
17" (7)
48 1⁄16" (7)
25 3⁄16" (6)
40 9⁄16" (5)

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

More Options Show Less

Power Density

20 W/in2 (9)
40 W/in2 (8)
23 W/in2 (9)
15 W/in2 (9)
24 W/in2 (6)
32 W/in2 (3)

20 W/in2 (9)
40 W/in2 (8)
23 W/in2 (9)
15 W/in2 (9)
24 W/in2 (6)
32 W/in2 (3)
21 W/in2 (3)
10 W/in2 (3)
25 W/in2 (3)
46 W/in2 (13)
86 W/in2 (8)
64 W/in2 (7)
43 W/in2 (6)
49 W/in2 (6)
85 W/in2 (6)
26 W/in2 (4)
44 W/in2 (4)
79 W/in2 (4)
45 W/in2 (4)
34 W/in2 (3)
35 W/in2 (2)
38 W/in2 (2)
8 W/in2 (2)
31 W/in2 (2)
30 W/in2 (2)
82 W/in2 (2)
184 W/in2 (1)
153 W/in2 (1)
18 W/in2 (1)
58 W/in2 (1)
94 W/in2 (1)
17 W/in2 (1)
37 W/in2 (1)
47 W/in2 (12)
48 W/in2 (10)
51 W/in2 (10)
53 W/in2 (9)
78 W/in2 (6)
83 W/in2 (4)
50 W/in2 (4)
65 W/in2 (3)
60 W/in2 (2)
42 W/in2 (2)
70 W/in2 (2)
33 W/in2 (1)
13 W/in2 (1)
6 W/in2 (1)
73 W/in2 (1)
Oil 11 W/in2 Water 11 W/in2, 80 W/in2 (1)
36 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)
28 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)
Oil 6 W/in2, 21 W/in2 Water 6 W/in2, 59 W/in2, 21 W/in2, 80 W/in2 (1)
22 W/in2 (1)

More Options Show Less

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)

More Options Show Less

Enclosure Type

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

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

More Options Show Less

Supply Voltage Type

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

Sheath Material

Steel (23)
Stainless Steel (16)
Incoloy (20)
Copper (17)
Fluoropolymer Coated Stainless Steel (3)
316 Stainless Steel (3)

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

More Options Show Less

Form Factor

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

Connection Type

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

1/2" NPT (4)
3/4" NPT (3)
2" NPT (18)
1" NPT (8)
1 1/4" NPT (6)
2 1/4" NPT (2)
None (2)
3-prong plug (1)
1/2" or 3/4" NPT (1)
10 to 30P Plug (1)
2 1/2" NPT (11)
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)
12 1/4" NPT (1)
4 1/4" NPT (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)

More Options Show Less

Heated Medium

Corrosive Fluids (9)
Water (9)
Light Weight Oil (8)
Medium Weight Oil (7)
Process Water (7)
Oil (2)

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

More Options Show Less

Features

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

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

More Options Show Less

Maximum Operating Temperature

250°F (14)
212°F (1)
100°F (10)
550°F (4)
127°F (3)
187°F (3)

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

More Options Show Less

compliance

RoHS3 (26)
CE (16)

Minimum Operating Temperature

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

Riser Length

48" (4)
36" (4)
26" (4)
13" (1)
35" (1)
12" (1)

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

More Options Show Less

Flange

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

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

More Options Show Less

Immersion Heaters

Grid Table

Sort by:

75 Products

Added to Your Shopping Cart

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.

View Specs

See More Items from this Family (6)

Added to Your Shopping Cart

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.

View Specs

See More Items from this Family (8)

Added to Your Shopping Cart

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.

View Specs

See More Items from this Family (9)

Added to Your Shopping Cart

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.

View Specs

See More Items from this Family (15)

Added to Your Shopping Cart

SS or Titanium Immersion Heater Over the Side

Immersion heater with stainless steel or titanium sheath elements, over the side mounted, designed for corrosive liquids, power up to 9 kW and vapor tight enclosure.

View Specs

See More Items from this Family (17)

Added to Your Shopping Cart

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.

View Specs

See More Items from this Family (23)

Added to Your Shopping Cart

PFA Coated SS Immersion Heater Side Mount

Immersion heater with flouropolymer coated stainless steel elements and over the side mounting. Overtemperature protection and multiple element lengths available.

View Specs

See More Items from this Family (22)

Added to Your Shopping Cart

Steel L-Shaped Immersion Heater Over the Side

Immersion heater with steel sheath element, over the side mounted, curved or straight heating elements, primarily designed for medium oil applications.

View Specs

See More Items from this Family (39)

Added to Your Shopping Cart

Incoloy Flanged Immersion Heater Solution Water

Immersion heater with incoloy sheath element, 3", 5", 6" or 8" flange mounted, designed for corrosive water based applications and explosion resistant options.

View Specs

See More Items from this Family (25)

Added to Your Shopping Cart

Steel Flanged Immersion Heater Light Weight Oil

Immersion heater with steel sheath element, 3", 5", 6" or 8" flange mounted, designed for light weight oil based applications and explosion resistant options.

View Specs

See More Items from this Family (17)

Added to Your Shopping Cart

Incoloy or SS Immersion Heater .5" or .75" NPT Small tanks

Immersion heater for small tanks with incoloy or stainless steel sheath element, .5" or .75" NPT fitting, up to 1 kW power and dual pipe threaded.

View Specs

See More Items from this Family (28)

Added to Your Shopping Cart

SS L-Shaped Immersion Heater Over the Side

Immersion heater with stainless steel sheath element, over the side mounted, curved or straight heating elements, primarily designed for corrosive fluid applications.

View Specs

See More Items from this Family (47)

Added to Your Shopping Cart

SS Immersion Heater 2" NPT Light Weight Oil

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

View Specs

See More Items from this Family (29)

Added to Your Shopping Cart

PFA Coated SS Immersion Heater Over the Side

Immersion heater with flouropolymer coated stainless steel elements and over the side mounting. Over temperature protection and multiple element lengths available.

View Specs

See More Items from this Family (13)

Added to Your Shopping Cart

Steel Flanged Immersion Heater Medium Weight Oil

Immersion heater with copper or steel sheath element, 3", 5",or 6" flange mounted, designed for medium weight oil based applications and explosion resistant options.

View Specs

See More Items from this Family (17)

Added to Your Shopping Cart

PFA Coated SS Immersion Heater Side Mount 6 or 9 Element

Immersion heater with 6 or 9 flouropolymer coated stainless steel elements and over the side mounting. Overtemperature protection and multiple element lengths available.

View Specs

See More Items from this Family (13)

Added to Your Shopping Cart

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.

View Specs

See More Items from this Family (3)

Added to Your Shopping Cart

Incoloy L-Shaped Immersion Heater Over the Side

Immersion heater with incoloy sheath element, over the side mounted, L-shaped heating elements, primarily designed for corrosive applications and optional thermostat.

View Specs

See More Items from this Family (25)

Added to Your Shopping Cart

T-Shaped Copper Immersion Heater Over the Side

Immersion heaters T-shaped with Copper sheath element, over the side mounted, up to 6 kW of power and built in pilot light.

View Specs

See More Items from this Family (3)

Added to Your Shopping Cart

Copper or SS Drum Immersion Heater Thermostat Over the Side

Drum immersion heater with copper or stainless steel sheath elements, over the side mounted, integrated thermostat and designed for high viscosity liquids.

View Specs

See More Items from this Family (4)

Sort by:

Related Products

Incoloy Immersion Heater 2" NPT Solution Water Thermostat

Quick View

Incoloy Immersion Heater 2" NPT Solution Water Thermostat

The Ideal Immersion Heater for Severe, Hard Water pH 5 to 9Integral Thermostat2' NPT Stainless Steel Fitting with 2 Heating ElementsAvailable with NEMA-1 Rated General Purpose Enclosure, or Explosion Resistant Enclosure.

Quick View

T-Shaped Copper Immersion Heater Over the Side

Copper Sheath Nickel Plated Elements High Watt Density (49 - 58 W/In2) 4 and 6 kW 208 and 240 Volt, Single Phase.

Copper Immersion Heater 2.5" NPT Clean Water

Quick View

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.

Copper Immersion Heater 2" NPT Clean Water 1.5-15

Quick View

Copper Immersion Heater 2" NPT Clean Water 1.5-15

Rugged General Purpose Models-UL Listed and NEMA-1 RatedOptional Moisture Tight/ Explosion Resistant Enclosure AvailableIdeal for pH 6 to pH 8 Clean Liquids1.5 and 15 kW.

More Related Items

npt immersion heater

copper immersion heater

over the side immersion heater

incoloy water immersion heater

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.