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AquaH Marine Water Heaters

AquaH – is an innovative series of AISI 316 stainless steel water heaters, with a storage capacity of 22 up to 80 litres (5.3 to 19.3 gal.). Dual heating as standard – electrical heating and indirect heating based on a second heat source, for example the cooling system from the Marine engine or generator set.

AquaH Marine Water Heaters Accessories

Johnson Pump Marine AquaH Marine Water Heater accessories and spare parts.

Isotemp Spa

The Isotemp Spa water heaters are available in 5 sizes ranging from 15 to 40 liters capacity (15, 20, 25, 30 & 40).
They match high marine quality standards such as a stainless steel inner tank, a robust polypropylene casing and a 6 bar safety valve.

My Advantages

  • 5 different sizes from 15 to 40 liters capacity
  • Stainless Steel AISI 316 inner tank
  • 6 bar safety valve
  • Optional mixing valve
  • Extra thick insulation for high performance
  • Outer casing made of high quality polypropylene
  • 1/2” water connections
  • Customizable with valves, voltage and nominal power of the heating element.

Square 16

The Isotemp water heater comes with brushed stainless steel cover as well as innovative internal design. It achieves highest capacity by optimized installation of the engine water heat exchanger as well as the immersion heater.

My Advantages

  • Extra long, corrugated coils for high heat exchange efficiency
  • Special 5.0 bar / 70 psi safety valve
  • Simple winter drain
  • Ultra-thick insulation for lowest temperature loss
  • Electrical plug and play immersion heating element, especially designed to heat also the water at the bottom of the tank
  • Thermostat mixing valve available as an option
  • Immersion heating element available in 750 W
  • Robust design
  • Water tank in stainless steel
  • Stable fixing feet in stainless steel
  • 360 ° adjustable mounting for easy installation also on bulkhead.

Water Heaters Basic

The Isotemp water heater comes with brushed stainless steel cover as well as innovative internal design. It achieves highest capacity by optimized installation of the engine water heat exchanger as well as the immersion heater.

My Advantages

  • Extra long, corrugated coils for high heat exchange efficiency
  • Special 7.0 bar / 100 psi safety valve
  • Simple winter drain
  • Ultra-thick insulation for lowest temperature loss
  • Electrical plug and play immersion heating element, especially designed to heat also the water at the bottom of the tank
  • Thermostat mixing valve available as an option
  • Immersion heating element available in 750, 1200, 2000 W as an option
  • The 2000 W heating element is only compatible on 230 V versions
  • Robust design
  • Water tank in stainless steel
  • External cylinder in stainless steel
  • Stable fixing feet in stainless steel
  • 360 ° adjustable mounting for easy
  • installation also on bulkhead.

Water Heaters Slim

The Isotemp water heater comes with brushed stainless steel cover as well as innovative internal design. It achieves highest capacity by optimized installation of the engine water heat exchanger as well as the immersion heater.

My Advantages

  • Extra long, corrugated coils for high heat exchange efficiency
  • Special 7.0 bar / 100 psi safety valve
  • Simple winter drain
  • Ultra-thick insulation for lowest temperature loss
  • Electrical plug and play immersion heating element, especially designed to heat also the water at the bottom of the tank
  • Thermostat mixing valve available as an option
  • Immersion heating element available in 750, 1200, 2000 W as an option
  • The 2000 W heating element is only compatible on 230 V versions
  • Robust design
  • Water tank in stainless steel
  • External cylinder in stainless steel
  • Stable fixing feet in stainless steel
  • 360 ° adjustable mounting for easy
  • installation also on bulkhead.