Immersion heaters | Screw plug | Hydraulic oil

Immersion heaters for hydraulic oil – Stainless steel with brass plug

Backer manufactures screw-plug immersion heaters for heating water and oil. Available in copper, stainless steel or stainless steel with brass plug. Plug available in 1″, 1 1/4″, and 2″. Immersion heaters are used as heat sources in domestic water heaters, dishwashers, industrial baths, oil radiators and towel dryers, to mention a few examples. Immersion heaters incorporate tubular elements with flanges, nipples or plugs attached either by welding or soldering. Immersion heaters can be equipped with thermostats, temperature limiters and connection boxes. There are also thermostats and temperature limiters for mounting inside the tubular elements. Immersion heaters with ceramic elements are also available. Backer maintains a standard range of immersion heaters in stock (semi assembled) for water or oil heating, for promt delivery. We also manufacture producters according to customer specifications. Contact us if you find what you’re looking for.

Technical specifications | Vast range of materials, properties and control devices

Tubular elements in stainless steel EN 1.4404. Protective tubing with inner dia. 10.6 mm for thermostat and/or thermal cut-off. Backer standard range of screw plug immersion/insertion heaters in stock are suitable as heat sources for instance in tanks, tubes, industrial baths and some applications at forced or stationary air heating. The heaters consists of 3 pieces Backer tubular heating elements soldered to a screw plug. It could be fitted with different accessories such as terminal box, thermostat, safety temperature limiter, tube and insulation for flow-through heater, socket key for assembly, etc.

Brass plug G 2″

Type

Power W

Voltage V

Insertion length mm

Art.no.

OE 311

330

230/400

270

2530 490 205

OE 331

670

230/400

435

2530 490 201

OE 341

1000

230/400

555

2530 490 202

OE 361

1500

230/400

815

2530 490 203

OE 391

2000

230/400

1085

2530 490 204

  • Material:
    • Tubular elements Ø8,5 mm in acidproof stainless steel
    • EN 1.4404/AISI 316L
    • Screw plug G2” (R50, 60 mm) in brass
    • Tube for thermostat/temp.limiter Ø12×0,7 length 260
      mm
  • Inactive length: 100±10 mm
  • Electric connection: M4
  • Assembly: Kit with gasket and connection parts included
  • Max working temperature: 120°C
  • Max working pressure: 9 bar
  • Manufacturing standard: Backer 40579311 CE
  • Standards: SS 4330701, SS-EN 60335-1, UL-1030, ISO 6469-3
  • Power tolerance: +5% / -10%
  • Surface power density: Approx 0,9 W/cm²