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

• 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

• 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

• 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

• 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

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

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

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 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.