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Jacuzzi 2.8kw Low Flow Heater

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Discontinued, Contact us

2.8kw Jacuzzi replacement low flow heater assembly, includes specific 5 pin J&J plug/cord.

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Jacuzzi 2.8kw Low Flow Heater
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Jacuzzi 2.8kw Low Flow Heater

These upright standing 2.8kw low flow heaters are not very common in the UK but can be found fitted to Jacuzzi hot tubs and spas. They have a coiled style heating element which is specifically designed for use with small circulation pumps such as Laing models on low flow hot tub heating systems.

The most common part number found for this heater is E2280-0300ET.

This original heater was discontinued as the manufacturer went out of business in 2018. Hydroquip has now manufactured a replacement retrofit heater to replace it and comes with everything you need along with instructions on how to fit it. This is what you will now be sent when you place the order.




Volts ~ 230

Hz ~ 50

kW ~ 2.0

Amps ~ 9.8-11.2

Flow Detection ~ Flow switch 

Sensors ~ Can vary between manufacturers.

Compatible Control Boxes

Most common control box used with this heater is manufactured by Gatsby/Jacuzzi.



Plumbing ~ 2x 3/4 inch barbed fittings for connecting to 3/4" flexible pipework.

Electrical ~ Supplied with specific 5 pin J&J plug and cord.


Heater Height ~ 300 mm

Heater Internal Diameter ~ 74 mm

Fits Spa Brands

Fits Jacuzzi Spring Spas and others.

Manufacturers Part Number

These genuine replacement heaters are now manufactured by Therm Products but have been previously manufactured by Thermcore RMF in the past.

Therm Products, RMF, Thermcore - E2280-0300ET

Need Help?

If you require any help with choosing your replacement hot tub heater please do give us a call or email us through our contact us page. We many years of hands on experience with all makes and models of hot tubs and spas.

Therm Products
Product Type:
Spa & Hot Tub Low Flow Heater Assembly
Part Number(s):
kW Rating:
Element Material:
Flow Detection:
Pressure Switch
Sensor Type:
Hi-Limit Sensor in External Pouch
Pipe Connection Size:
1" Vinyl Pipe
Compatible With:
Jacuzzi/Gatsby Spa control systems only.
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