Industrial Immersion Heaters

Backer’s industrial immersion heaters are designed for use in water-based heating systems across commercial and light industrial environments. Available in 3kW, 6kW, 9kW, and 12kW ratings, they feature Incoloy 825 or Titanium sheaths, IP-rated enclosures, and robust thermostat options for safe and efficient operation.
Our heaters are fitted with an IP65 rated, cast aluminum, powder coated terminal cover, a hot-stamped brass threaded flange, and fitted with the option of either Incoloy for standard heaters and titanium heating elements. Sealing Gaskets and Cable glands supplied. Heaters are pressure tested to 3.5 bar, and are made in the UK. The terminal cover is rotatable by 360 deg to ensure ease of installation.
Our Range of Industrial Immersion Heaters
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12kW Titanium Industrial Immersion Heater HRZ
Regular price From £317.78 GBPRegular priceUnit price per -
9kW Titanium Industrial Immersion Heater HRZ
Regular price From £293.55 GBPRegular priceUnit price per -
3kW Heavy Duty Industrial Immersion Heater HRi
Regular price From £249.11 GBPRegular priceUnit price per -
24" / 610 mm 12Kw 2 1/4" BSP Titanium 111657B Type SYBT
Regular price £339.90 GBPRegular priceUnit price per -
18" / 457mm 9kW 2 1/4" BSP Industrial Immersion Heater 09623B Type SYB918
Regular price £299.04 GBPRegular priceUnit price per -
14" / 356mm 9kW 2 1/4" BSP Industrial Immersion Heater 09638B Type SYB914
Regular price £220.86 GBPRegular priceUnit price per -
24" / 610mm 7kW 2 1/4" BSP Industrial Immersion Heater 09622B Type SYB724
Regular price £245.75 GBPRegular priceUnit price per -
6KW 42" / 1067 mm 2 1/4" BSP 09621B Type SYB642
Regular price £258.66 GBPRegular priceUnit price per -
6KW 30" / 762 mm 2 1/4" BSP 09620B Type SYB630
Regular price £284.42 GBPRegular priceUnit price per -
6KW 16" / 406 mm 2 1/4" BSP 09619B Type SYB616
Regular price £255.26 GBPRegular priceUnit price per -
4kW 28" / 711 mm 2 1/4" BSP 09618B Type SYB428
Regular price £240.99 GBPRegular priceUnit price per -
4kW 16" / 406 mm 2 1/4" BSP 09617B Type SYB416
Regular price £255.26 GBPRegular priceUnit price per -
4kW 11" / 279 mm 2 1/4" BSP 09616B Type SYB411
Regular price £215.84 GBPRegular priceUnit price per -
44" / 1118 mm 18Kw 2" BSP 09633B Type SYA1844
Regular price £307.61 GBPRegular priceUnit price per -
42" / 1067 mm 6Kw 2" BSP 09608B Type SYA642
Regular price £258.66 GBPRegular priceUnit price per -
3kW 11" / 279 mm 2 1/4" BSP 09614B Type SYB311
Regular price £247.79 GBPRegular priceUnit price per
3kW Heaters
Features:
- Incoloy 825 or Titanium sheath
- Compatible with single- or three-phase supply
- Supplied with thermostat
Advantages:
- Ideal for small tanks and buffer vessels
- Compact and easy to install
- Suitable for hard water areas (Incoloy) or aggressive environments (Titanium)
6kW Heaters
Features:
- Incoloy 825 or Titanium sheath with brass head
- IP55 rotatable terminal box
- Separate power and control glands
- Supplied with thermostat
Advantages:
- Versatile for both commercial and light industrial use
- Flexible wiring and mounting options
- Reliable performance in water heating systems
6kW Digital Heaters
Features:
- Digital control with adjustable hysteresis and electronic cut-out
- Incoloy 825 sheath and thermostat pocket
- IP54 robust enclosure
- Three-phase only
Advantages:
- Greater temperature accuracy and control
- Ideal for systems requiring precise thermal regulation
- Suitable for integration with digital monitoring setups
9kW & 12kW Heaters
Features:
- Incoloy 825 or Titanium elements
- IP55-rated terminal box with rotatable head
- Supplied with or without thermostat
- Available in multiple immersion lengths and thread sizes
Advantages:
- Designed for larger tanks and higher heat demand
- Durable construction for long service life
- Suitable for industrial wash systems, process tanks, and HVAC storage
Why Choose Backer Industrial Heaters?
- UK Manufactured with full traceability and pressure tested to 3.5 bar
- Corrosion-Resistant Materials: Incoloy 825 for hard water, Titanium for aggressive fluids
- Flexible Installation: Multiple thread sizes, immersion lengths, and control options
- Safe & Compliant: IP-rated enclosures and dual-function thermostats