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  1. Home
  2. Industrial Heaters
  3. Immersion Heaters
  4. Medium Weight Oil Immersion Heater 3 Element Design
Medium Weight Oil Immersion Heater 3 Element Design

Medium Weight Oil Immersion Heater 3 Element Design

$731.33

Item# MTO-303/240

Volume discounts available
Volume Discount Schedule
Quantity Price each
1-4 $731.33
5-9 $694.76
10-24 $680.14
25-49 $650.88
50-99 $636.26
100+ $621.63

In stock

Lead Time ( If not in Stock): 6 weeks
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Medium Weight Oil Immersion Heater 3 Element Design MTO-303/240 MTO-303/240
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  • 240 and 480V, 3 Phase
  • 3 to 9kW
  • Rugged Steel Sheath
  • Low Watt Density for Heating Medium Weight Oils
  • 2 1/2" NPT Steel Fitting
  • General Purpose NEMA-1 Enclosure or Moisture Tight/Explosion Resistant Enclosure*
Data Sheet (PDF)

Product info

Form Factor
Screw Plug Immersion
Connection Type
2 1/2" NPT
Heating Element Length
24 3⁄8"
Power
3 kW
Power Density
15 W/in2
Supply Voltage
240V
Supply Voltage Type
3 Phase
Heated Medium
Medium Weight Oil
Sheath Material
Steel
Enclosure Type
General Purpose NEMA-1 rated

Product Specs

Product Details



kW Volts Phase W/in2 No. Htg.
Elem.		 Dim. B
in (cm)		 E1 General Purpose Enclosure1 E2 Moisture Res/Explos. Res.†2
Model No. Wt.
Ib (kg)		 Model No. Wt.
Ib (kg)
3240315324 3/8 (62)MTO-303/2406 (7)MTO-303E2/2409 (3)
3480315324 3/8 (62)MTO-303/4806 (3)MTO-303E2/4809 (4)
4240315332 1/4 (82)MTO-304/2409 (3)MTO-304E2/24012 (5)
4480315332 1/4 (82)MTO-304/4809 (3)MTO-304E2/48012 (5)
5240315339 3/4 (101)MTO-305/24010 (4)MTO-305E2/24013 (5)
6240315347 1/4 (120)MTO-306/24011 (4)MTO-306E2/24014 (5)
6480315347 1/4 (120)MTO-306/48011 (3)MTO-306E2/48014 (5)
7.5240315357 (145)MTO-307/24014 (4)MTO-307E2/24017 (5)
9240315367 1/4 (171)MTO-309/24015 (4)MTO-309E2/24018 (5)
†Caution: Explosion resistant type E2 construction refers to heater design features which provide explosion resisting containment of electrical wiring according to National Electric Code. Abnormal application or use of heaters which in excessive temperatures can create hazardous conditions which can lead to fire
Consult Section Z for data on allowable watt densities for more viscous materials.
1 Heaters with General Purpose Enclosures are UL Listed and CSA Certified.
2 Heaters with Moisture Resistant/Explosion Resistant Enclosures are CSA NRTL/C Certified.

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