Home / Products / Immersion Heaters / Over The Side Heaters

Over The Side Heaters

Over the side heaters are used to heat up larger containers of liquid that have openings. Immersion heaters and tank immersion heaters are often available with several different ranges of temperatures that can be fine tuned for extreme accuracy. As such, very tight and efficient control can be maintained which has a positive effect on the performance of the industrial plant. Along with this, several mounting options can be also be availed which further facilitate processes. Examples include screw plug connections, over the side designs, 3 phase immersion heaters, immersion water heaters and flanges. There are several options for piping as well such as flanged, welded or threaded.

Metal Single L – Over The Side Heater

pp_smartheater-metal-single-l

  • Ideally suited for fluctuating solution levels or shallow tanks
  • Heavy duty construction, durable 2″ diameter riser tube for added strength
  • Thermal protection
  • 36″ corrosion resistant thermoplastic flexible conduit
  • Watt density 35 watts/square inch
  • Standard 2″ OD gooseneck risers available
  • 4″ to 8″ Sludge Feet available
  • Plastisol coated heater head available
  • Three Phase available
  • Custom lengths, risers and voltages available
  • Other Watt densities available
Metal Single L-Type
Mild
Steel
Model
304
Stainless
Model
316L
Stainless
Model
Titanium
Model
Watts Volts Dimensions  shipping_weight
Lb
Riser Length Hot Zone
WL11071
WL12071
WSL11071
WSL12071
SL11071
SL12071
TYL11071
TYL12071
1000 120
240
15″ 13″ 10
WL2115
WL2215
WL2415
WSL2115
WSL2215
WSL2415
SL2115
SL2215
SL2415
TYL2115
TYL2215
TYL2415
2000 120
240
480
19″ 17″ 11
WL3220
WL3420
WSL3220
WSL3420
SL3220
SL3420
TYL3220
TYL3420
3000 240
480
25″ 21″ 13
WL4224
WL4424
WSL4224
WSL4424
SL4224
SL4424
TYL4224
TYL4424
4000 240
480
25″ 25″ 14
WL5231
WL5431
WSL5231
WSL5431
SL5231
SL5431
TYL5231
TYL5431
5000 240
480
25″ 32″ 17
WL6234
WL6434
WSL6234
WSL6434
SL6234
SL6434
TYL6234
TYL6434
6000 240
480
50″ 35″ 20
WL8244
WL8444
WSL8244
WSL8444
SL8244
SL8444
TYL8244
TYL8444
8000 240
480
50″ 44″ 22
WL9245
WL9445
WSL9245
WSL9445
SL9245
SL9445
TYL9245
TYL9445
9000 240
480
50″ 48″ 25
WL10255
WL10455
WSL10255
WSL10455
SL10255
SL10455
TYL10255
TYL10455
10000 240
480
50″ 56″ 28
WL12260
WL12460
WSL12260
WSL12460
SL12260
SL12460
TYL12260
TYL12460
12000 240
480
50″ 62″ 32

Derated Metal Single Bayonet 17 Watts/sq. in.
– reduces build-up: suggested for heavy solutions
Mild
Steel
Model
304
Stainless
Model
316L
Stainless
Model
Titanium
Model
Watts Volts Dimensions  shipping_weight
Lb
Riser Length Hot Zone
WL01117
WL01217
WSL01117
WSL01217
SL01117
SL01217
TYLO1117
TYLO1217
1000 120
240
19″ 17″ 11
WL02125
WL02225
WL02425
WSL02125
WSL02225
WSL02425
SL02125
SL02225
SL02425
TYLO2125
TYLO2225
TYLO2425
2000 120
240
480
25″ 25″ 14
WL03235
WL03435
WSL03235
WSL03435
SL03235
SL03435
TYLO3235
TYLO3435
3000 240
480
50″ 35″ 20
WL04248
WL04448
WSL04248
WSL04448
SL04248
SL04448
TYLO4248
TYLO4448
4000 240
480
50″ 48″ 25
WL05255
WL05455
WSL05255
WSL05455
SL05255
SL05455
TYLO5225
TYLO5455
5000 240
480
50″ 56″ 28
WL06262
WL06462
WSL06262
WSL06462
SL06262
SL06462
TYLO6262
TYLO6462
6000 240
480
50″ 62″ 32

1 Heaters are 1-1/4″ diameter tube.

Metal Triple L – Over The Side Heater

pp_smartheater-metal-triple-l

  • Ideally suited for fluctuating solution levels or shallow tanks
  • Heavy duty construction, durable 2″ diameter riser tube for added strength
  • Thermal protection
  • 36″ corrosion resistant thermoplastic flexible conduit
  • Watt density 35 watts/square inch
  • Standard 2″ OD Gooseneck risers available
  • 4″ to 8″ Sludge Feet available
  • Plastisol coated heater head available
  • Triple phase standard, single phase available
  • Custom lengths, risers and voltages available
  • Other Watt densities available
Metal Triple L-Type
Mild
Steel
Model
304
Stainless
Model
316L
Stainless
Model
Titanium
Model
Watts Volts Dimensions shipping_weight
Lb
Riser Length Hot Zone
WLC32071
WLC34071
WSLC32071
WSLC34071
SLC32071
SLC34071
TYLC32071
TYLC34071
3000 240
480
15″ 14″ 23
WLC6215
WLC6415
WSLC6215
WSLC6415
SLC6215
SLC6415
TYLC6215
TYLC6415
6000 240
480
19″ 19″ 27
WLC9220
WLC9420
WSLC9220
WSLC9420
SLC9220
SLC9420
TYLC9220
TYLC9420
9000 240
480
25″ 24″ 32
WLC12224
WLC12424
WSLC12224
WSLC12424
SLC12224
SLC12424
TYLC12224
TYLC12424
12000 240
480
25″ 27″ 42
WLC15231
WLC15431
WSLC15231
WSLC15431
SLC15231
SLC15431
TYLC15231
TYLC15431
15000 240
480
25″ 34″ 49
WLC18234
WLC18434
WSLC18234
WSLC18434
SLC18234
SLC18434
TYLC18234
TYLC18434
18000 240
480
50″ 37″ 56
WLC24244
WLC24444
WSLC24244
WSLC24444
SLC24244
SLC24444
TYLC24244
TYLC24444
24000 240
480
50″ 46″ 58
WLC27245
WLC27445
WSLC27245
WSLC27445
SLC27245
SLC27445
TYLC27245
TYLC27445
27000 240
480
50″ 50″ 77
WLC30255
WLC30455
WSLC30255
WSLC30455
SLC30255
SLC30455
TYLC30255
TYLC30455
30000 240
480
50″ 58″ 83
WLC36260
WLC36460
WSLC36260
WSLC36460
SLC36260
SLC36460
TYLC30260
TYLC30460
36000 240
480
50″ 64″ 98

Derated Metal Triple L-Type 17 Watts/sq. in.
– reduces build-up: suggested for heavy solutions
Mild
Steel
Model
304
Stainless
Model
316L
Stainless
Model
Titanium
Model
Watts Volts Dimensions  shipping_weight
Lb
Riser Length Hot Zone
WLC03219
WLC03419
WSLC03219
WSLC03419
SLC03219
SLC03419
TYLCO3219
TYLCO3419
3000 240
480
19″ 19″ 27
WLC06227
WLC06427
WSLC06227
WSLC06427
SLC06227
SLC06427
TYLCO6227
TYLCO6427
6000 240
480
25″ 27″ 42
WLC09237
WLC09437
WSLC09237
WSLC09437
SLC09237
SLC09437
TYLCO9237
TYLCO9437
9000 240
480
50″ 37″ 56
WLC012250
WLC012450
WSLC012250
WSLC012450
SLC012250
SLC012450
TYLCO12250
TYLCO12450
12000 240
480
50″ 50″ 77
WLC015257
WLC015457
WSLC015257
WSLC015457
SLC015257
SLC015457
TYLCO15257
TYLCO15437
15000 240
480
50″ 58″ 83
WLC018264
WLC018464
WSLC018264
WSLC018464
SLC018264
SLC018464
TYLCO18264
TYLOC18464
18000 240
480
50″ 64″ 98

1 Heaters are 1-1/4″ diameter tube.

Metal Single Bayonet Over The Side Heater

pp_smartheater-metal-b-s

  • Thermal protection
  • 36″ Corrosion resistant thermoplastic flexible conduit
  • Watt density 35 watts/sq. inch
  • Plastisol coated heater head available
  • Three Phase single tube available
  • Custom lengths and voltages available
  • Other watt densities available
Metal Single Bayonet
Mild
Steel
Model
304
Stainless
Model
316L
Stainless
Model
Titanium
Model
Watts Volts Dimensions shipping_weight
Lb
Length Cold Zone Hot Zone
W5051 WS5051 S5051 TY5052 500 120 11″ 4″ 7″ 5
W11071
W12071
WS11071
WS12071
S11071
S12071
TY11071
TY12071
1000 120
240
11″ 4″ 7″ 5
W2109
W2209
W2409
WS2109
WS2209
WS2409
S2109
S2209
S2409
TY2109
TY2209
TY2409
2000 120
240
480
17″ 7″ 10″ 9
W3214
W3414
WS3214
WS3414
S3214
S3414
TY3214
TY3414
3000 240
480
22″ 8″ 14″ 11
W4218
W4418
WS4218
WS4418
S4218
S4418
TY4218
TY4418
4000 240
480
29″ 10″” 19″ 13
W5225
W5425
WS5225
WS5425
S5225
S5425
TY5225
TY5425
5000 240
480
35″ 10″ 25″ 16
W6228
W6428
WS6228
WS6428
S6228
S6428
TY6228
TY6428
6000 240
480
38″ 10″ 28″ 17
W8237
W8437
WS8237
WS8437
S8237
S8437
TY8237
TY8437
8000 240
480
47″ 10″ 37″ 21
W9242
W9442
WS9242
WS9442
S9242
S9442
TY9242
TY9442
9000 240
480
52″ 10″ 41″ 23
W10249
W10449
WS10249
WS10449
S10249
S10449
TY10249
TY10449
10000 240
480
59″ 10″ 49″ 25
W12256
W12456
WS12256
WS12456
S12256
S12456
TY12256
TY12456
12000 240
480
65″ 10″ 55″ 28

Derated Metal Single Bayonet 17 Watts/sq. in.
– reduces build-up: suggested for heavy solutions
Mild
Steel
Model
304
Stainless
Model
316L
Stainless
Model
Titanium
Model
Watts Volts Dimensions shipping_weight
Lb
Length Cold Zone Hot Zone
W01109
W01209
WS01109
WS01209
S01109
S01209
TYO1109
TYO1209
1000 120
240
17″ 7″ 10″ 9″
W02118
W02218
W02418
WS02118
WS02218
WS02418
S02118
S02218
S02418
TYO2118
TYO2218
TYO2418
2000 120
240
480
29″ 10″ 19″ 13″
W03228
W03428
WS03228
WS03428
S03228
S03428
TYO3228
TYO3428
3000 240
480
38″ 10″ 28″ 17″
W04242
W04442
WS04242
WS04442
S04242
S04442
TYO4242
TYO4442
4000 240
480
52″ 10″ 41″ 23″
W05249
W05449
WS05249
WS05449
S05249
S05449
TYO5249
TYO5449
5000 240
480
59″ 10″ 49″ 25″
W06255
W06455
WS06255
WS06455
S06255
S06455
TYO6255
TYO6455
6000 240
480
65″ 10″ 55″ 28″

1 Heaters are 1-1/4″ diameter tube.

Metal Triple Bayonet Over The Side Heater

pp_smartheater-metal-b-t

  • Heavy duty construction, durable 2″ diameter tube for added strength
  • Thermal protection
  • 36″ Corrosion resistant thermoplastic flexible conduit
  • Watt density 35 watts/sq. inch
  • Three phase standard, single phase available
  • Custom lengths and voltages available
  • Other watt densities available
Metal Triple Bayonet
Mild
Steel
Model
304
Stainless
Model
316L
Stainless
Model
Titanium
Model
Watts Volts Dimensions shipping_weight
Lb
Length Cold Zone Hot Zone
WC32071
WC34071
WSC32071
WSC34071
SC32071
SC34071
TYC32071
TYC34071
3000 240
480
11″ 4″ 7″ 15
WC6209
WC6409
WSC6209
WSC6409
SC6209
SC6409
TYC6209
TYC6409
6000 240
480
17″ 7″ 10″ 32
WC9214
WC9414
WSC9214
WSC9414
SC9214
SC9414
TYC9214
TYC9414
9000 240
480
22″ 8″ 14″ 36
WC12218
WC12418
WSC12218
WSC12418
SC12218
SC12418
TYC12218
TYC12418
12000 240
480
29″ 10″ 19″ 40
WC15225
WC15425
WSC15225
WSC15425
SC15225
SC15425
TYC15225
TYC15425
15000 240
480
35″ 10″ 25″ 46
WC18228
WC18428
WSC18228
WSC18428
SC18228
SC18428
TYC18228
TYC18428
18000 240
480
38″ 10″ 28″ 51
WC24237
WC24437
WSC24237
WSC24437
SC24237
SC24437
TYC24237
TYC24437
24000 240
480
47″ 10″ 37″ 63
WC27242
WC27442
WSC27242
WSC27442
SC27242
SC27442
TYC27242
TYC27442
27000 240
480
52″ 10″ 41″ 67
WC30249
WC30449
WSC30249
WSC30449
SC30249
SC30449
TYC30249
TYC30449
30000 240
480
59″ 10″ 49″ 75
WC36256
WC36456
WSC36256
WSC36456
SC36256
SC36456
TYC36256
TYC36456
36000 240
480
65″ 10″ 55″ 88

Derated Metal Triple Bayonet 17 Watts/sq. in.
– reduces build-up: suggested for heavy solutions
Mild
Steel
Model
304
Stainless
Model
316L
Stainless
Model
Titanium
Model
Watts Volts Dimensions  shipping_weight
Lb
Length Cold Zone Hot Zone
WC03210
WC03410
WSC03210
WSC03410
SC03210
SC03410
TYCO3210
TYCO3410
3000 240
480
17″ 7″ 10″ 32
WC06218
WC06418
WSC06218
WSC06418
SC06218
SC06418
TYCO6218
TYCO6418
6000 240
480
29″ 10″ 19″ 10
WC09228
WC09428
WSC09228
WSC09428
SC09228
SC09428
TYCO9228
TYCO9428
9000 240
480
38″ 10″ 28″ 51
WC012242
WC012442
WSC012242
WSC012442
SC012242
SC012442
TYCO12242
TYCO12442
12000 240
480
52″ 10″ 41″ 67
WC015249
WC015449
WSC015249
WSC015449
SC015249
SC015449
TYCO15249
TYCO15449
15000 240
480
59″ 10″ 49″ 75
WC018255
WC018455
WSC018255
WSC018455
SC018255
SC018455
TYCO18255
TYCO18455
18000 240
480
65″ 10″ 55″ 88

1 Heaters are 1-1/4″ diameter tube.

Metal Triple L-Type Vertical Stack Heater

pp_specialty-ltype

Metal Triple L-Type Vertical Stack

  • Heavy duty construction, durable 2″ diameter riser tube for added strength
  • Thermal protection
  • 36″ corrosion resistant thermoplastic flexible conduit
  • Watt density 35 watts/square inch
  • Standard 2″ OD Gooseneck risers available
  • 4″ to 8″ Sludge Feet available
  • Plastisol coated heater head available
  • Three phase standard, single phase available
  • Custom lengths, risers and voltages available
  • Other Watt densities available
  • Ideally suited for fluctuating solution levels or shallow tanks
  • Larger wattage available, 480V only
Metal Triple L-Type Vertical Stack
Mild
Steel
Model
304
Stainless
Model
316L
Stainless
Model
Titanium
Model
Watts Volts Dimensions  shipping_weight
Lb
Riser Length Hot Zone
WLCV32141
WLCV34141
WSLCV32141
WSLCV34141
SLCV32141
SLCV34141
TYLCV32141
TYLCV24141
3000 240
480
15″ 14″ 23
WLCV6219
WLCV6419
WSLCV6219
WSLCV6419
SLCV6219
SLCV6419
TYLCV6219
TYLCV6419
6000 240
480
19″ 19″ 27
WLCV9224
WLCV9424
WSLCV9224
WSLCV9424
SLCV9224
SLCV9424
TYLCV9224
TYLCV9424
9000 240
480
25″ 24″ 32
WLCV12227
WLCV12427
WSLCV12227
WSLCV12427
SLCV12227
SLCV12427
TYLCV12227
TYLCV12427
12000 240
480
25″ 27″ 42
WLCV15434 WSLCV15434 SLCV15434 TYLCV15434 15000 480 25″ 34″ 49
WLCV18437 WSLCV18437 SLCV18437 TYLCV18437 18000 480 50″ 37″ 56
WLCV24446 WSLCV24446 SLCV24446 TYLCV24446 24000 480 50″ 46″ 58
WLCV27450 WSLCV27450 SLCV27450 TYLCV27450 27000 480 50″ 50″ 77
WLCV30458 WSLCV30458 SLCV30458 TYLCV30458 30000 480 50″ 58″ 83
WLCV36464 WSLCV36464 SLCV36464 TYLCV36464 36000 480 50″ 64″ 98

Derated Metal Triple
L-Type Vertical Stack 17 Watts/sq. in.
reduces build-up: suggested for heavy solutions
Mild
Steel
Model
304
Stainless
Model
316L
Stainless
Model
Titanium
Model
Watts Volts Dimensions shipping_weight
Lb
Riser Length Hot Zone
WLCOV3219
WLCOV3419
WSLCOV3219
WSLCOV3419
SLCOV3219
SLCOV3419
TYLCOV3219
TYLCOV3419
3000 240
480
19″ 19″ 27
WLCOV6227
WLCOV6427
WSLCOV6227
WSLCOV6427
SLCOV6227
SLCOV6427
TYLCOV6227
TYLCOV6427
6000 240
480
25″ 27″ 42
WLCOV9237
WLCOV9437
WSLCOV9237
WSLCOV9437
SLCOV9237
SLCOV9437
TYLCOV9237
TYLCOV9437
9000 240
480
50″ 37″ 56
WLCOV12250
WLCOV12450
WSLCOV12250
WSLCOV12450
SLCOV12250
SLCOV12450
TYLCOV12250
TYLCOV12450
12000 240
480
50″ 50″ 77
WLCOV15458 WSLCOV15458 SLCOV15458 TYLCOV15458 15000 240 50″ 58″ 83
WLCOV18458 WSLCOV18458 SLCOV18458 TYLCOV18458 18000 240 50″ 64″ 98

1 Heaters are 1-1/4″ (3.1 cm) diameter tube.

Inline Threaded Heater

a_specialtyheaters1

Metal Inline Threaded Heater

  • Heavy duty all metal construction
  • Mounts through tank wall with 2″ NPT bushing (2-12KW); 1-1/4″ NPT bushing (1 KW)
  • Watt density: 35watts/sq. in.
  • 36″  corrosion resistant thermoplastic flexible conduit
  • Three Phase single tube optional
  • Custom lengths and voltages available
  • Other watt densities available
Metal Deep Tank Single Bayonet
Mild Steel Model 304
Stainless
Model
316L
Stainless
Model
Watts Volts Dimensions shipping_weight
Lb
Overall
Length
Insertion
Length
Hot
Zone
WT1107 WT1207 WST1107
WST1207
ST1107
ST1207
1000 120
240
13″ 10″ 7″ 4
WT2109
WT2209
WT2409
WST2109 WST2209 WST2409 ST2109
ST2209
ST2409
2000 120
240
480
16″ 13″ 10″ 8
WT3214
WT3414
WST3214
WST3414
ST3214
ST3414
3000 240
480
21″ 18″ 14″ 10
WT4218
WT4418
WST4218
WST4418
ST4218
ST4418
4000 240
480
25″ 22″ 19″ 14
WT5227
WT5427
WST5227
WST5427
ST5227
ST5427
5000 240
480
32″ 29″ 25″ 15
WT6228
WT6428
WST6228
WST6428
ST6228
ST6428
6000 240
480
35″ 32″ 28″ 16
WT8240
WT8440
WST8240
WST8440
ST8240
ST8440
8000 240
480
44″ 41″ 37″ 17
WT9242
WT9442
WST9242
WST9442
ST9242
ST9442
9000 240
480
48″ 45″ 41″ 19
WT12256
WT12456
WST12256
WST12456
ST12256
ST12456
12000 240
480
61″ 58″ 55″ 25

Metal Deep Tank Single Bayonet
Mild Steel
Model
304
Stainless
Model
316L
Stainless
Model
Watts Volts Dimensions shipping_weight
Lb
Overall
Length
Insertion
Length
Hot
Zone
WTO1107
WTO1207
WSTO1107
WSTO1207
STO1107
STO1207
1000 120
240
16″ 13″ 10″ 8
WTO2109
WTO2209
WTO2409
WSTO2109
WSTO2209
WSTO2409
STO2109
STO2209
STO2409
2000 120
240
480
25″ 22″ 19″ 14
WTO3214
WTO3414
WSTO3214
WSTO3414
STO3214
STO3414
3000 240
480
35″ 32″ 28″ 16
WTO4218
WTO4418
WSTO4218
WSTO4418
STO4218
STO4418
4000 240
480
48″ 45″ 41″ 19
WTO6228
WTO6428
WSTO6228
WSTO6428
STO6228
STO6428
6000 240
480
61″ 58″ 55″ 25

Thermo protection not available. Use separate Level Switch or other devices.

Quartz – Single Tube Bayonet/Triple Tube Bayonet

pp_quartz-smartheater

  • Resistant to most acids
  • Factory sealed for longer life
  • True radiant heat transfer for faster heat-up
  • Thermal protection
Quartz Single Bayonet
Model No. Watts Volts Dimensions shipping_weight
Lb
Length Cold Zone Hot Zone
G 5051 500 120 10/256 4″ 6″ 5
G 11061
G 12061
1000 120
240
11/282 4″ 7″ 5
G 2110
G 2210
G 2410
2000 120
240
480
17/436 7″ 10″ 8
G 2215
G 2415
2000 240
480
23/590 10″ 13″ 10
G 3215
G 3415
3000 240
480
23/590 9″ 14″ 10
G 3219
G 3419
3000 240
480
26/667 12″ 14″ 11
G 4219
G 4419
4000 240
480
26/667 8″ 18″ 11
G 4227
G 4427
4000 240
480
35/897 9″ 26″ 14
G 6227
G 6427
6000 240
480
35/897 9″ 26″ 14
G 6235
G 6435
6000 240
480
43/1103 9″ 34″ 17
G 9238
G 9438
9000 240
480
53/1359 16″ 37″ 20

Quartz Triple Bayonet –
Consists of three individual elements.
Can be wired for single or three phase.
Model No. Watts Volts Dimensions  shipping_weight
Lb/Kg
Length Cold Zone Hot Zone
GC32011
GC34071
3000 240
480
11/282 4″ 7″ 15
GC6210
GC6410
6000 240
480
17/436 7″ 10″ 24
GC6215
GC6415
6000 240
480
23/590 10″ 13″ 30
GC9215
GC9415
9000 240
480
23/590 9″ 14″ 30
GC9219
GC9419
9000 240
480
26/667 12″ 14″ 33
GC12219
GC12419
12000 240
480
26/667 8″ 18″ 33
GC12227
GC12427
12000 240
480
35/897 9″ 26″ 42
GC18227
GC18427
18000 240
480
35/897 9″ 26″ 42
GC18235
GC18435
18000 240
480
43/1103 9″ 34″ 51
GC27238
GC27438
27000 240
480
53/1359 16″ 37″ 60
  • Polypropylene guard standard
  • 36″ Corrosion resistant thermoplastic flexible conduit
  • Watt density 35 watts/square inch
  • Plastisol coated Heater Head available
  • Custom lengths and voltages available

1 Heaters are 1-1/4″ diameter tube. Three-prong plug available on 120V models (500/1000 watt). Thermo protection not available.

* Registered trademark for fluoropolymer resins, films and fibers made by DuPont

Tubular Element Style

over-the-side_01

Over the Side Heaters are used in applications where drilling a hole into the tank wall is not possible or desirable. The heater can be installed resting at the bottom of the tank or hanging from the lip. Over the side heaters are available in a variety of sizes, materials. and configurations The heating elements are offered in a number of materials suited to a variety of fluid heating applications. Terminal housings are available for indoor, outdoor (weather-proof NEMA 4) and explosive (NEMA 7) environments. Many options are available including thermostats, high limit and process thermocouples or RTD sensors. Since we are a made to order company, we can offer a large selection of sizes and configurations which are not listed below. Please contact us for assistance with your application.

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