Therm Coil STH-741-21-SS 1-1/2" x 21" Stainless Steel Strip Heater 750W, 240V

Discounted price $ 101.79 List price $ 119.75

Therm Coil Drawing No.: 394A-2001-005            Therm Coil Model No.: STH-741-21-SS


  • 750 W @ 240 V Rating
  • Overall Size: 1-1/2" (width) x 21" (Length [DIM. A])
  • Two Offset Terminals, One End
  • Mounting Holes: 20" Center-to-Center [DIM. B]
  • Stainless Steel One-Piece Welded Construction: Superior corrosion protection for long life and clean appearance.
  • Replacement For: Chromalox OT-2107, OT2107, 129947, Vulcan OS1421-750B, Watlow SGA1J21AO4, and Wellman SS2352.


  • Heating of air, liquid, gases, and surfaces by conduction or convection.
  • Whenever the voltage to ground exceeds 300V, secondary insulators must be used.
  • All strip heaters may be used at voltages lower than rated for reduced wattage.


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