Sundance Spas 2.7kW Low Flo Heater (Pre 2001)
High-quality replacement Low Flow 2.7kW heater C3403-1 used on many older Sundance spas & hot tubs manufactured before 2001. This type of low flow spa heater is usually connected to the side of Sundance/Jacuzzi spa control boxes and used in conjunction with a small dedicated Laing circulation pump.
THIS HEATER HAS NOW BEEN DISCONTINUED, Replace using - 6500-315 shown also below in related products.
Sundance Spa Heater Overview
- This C3403-1 heater is used specifically with Sundance/Jacuzzi spa control boxes.
- 3/4" Vinyl pipe Inlet and outlet connections.
- A Laing E10 with 3/4 inch smooth barbed connections is used with this heater.
- The heater is secured to the spa control box by two studs and 3/8" nuts at each end of the heater assembly.
- Water flow through the heater is determined by an external pressure switch which prevents premature heater failure.
- Found on many spa models from Sundance Spas manufactured before 2001.
Laing Heater Specifications
- Manufacturer - Therm Products/Sundance
- Part Number - C3403-1
- Type of Product - Spa or Hot Tub heater assembly
- Kilowatt Rating - 2.7kW
- Element Material - Titanium
- Flow Detection - Pressure switch
- Sensors Type - Temp & hi-limit probes
- Pipework Connection Size - 25mm for 3/4 Vinyl pipe
We Are Here To Help!
It can be a bit confusing choosing your new spa heater as brand names and models are not always written on them. The quickest way is to simply send us some images of the complete spa heater assembly you need the replacement for through our Contact us page and let us do the work for you.
Your order will generally be dispatched on the same working day as receipt of payment is received before 2pm. We ship via DPD with tracking.
When you place an order, it's often better to provide us with your mobile telephone number instead of your landline number. This is so we can give it to our courier, who will then text you your exact time and date of delivery, even down to the hour it will be delivered.
Please be aware: All the delivery prices listed below are inclusive of VAT to the UK. All other countries will not be charged VAT. *All spa covers and chemicals can only be shipped to UK mainland, please call for a shipping quote for all other delivery destinations.*
SPA COVERS: Unfortunately due to the size of spa covers and the costs to send them they are not included within the free shipping method over £100. Shipping covers are charged at £24.00 with a 1-2 day service when ready, stock covers take around 10-14 days from order to be shipped, custom covers 8-10 weeks from date of order.
| Region | Cost & Delivery Time |
| Delivery to England, Wales & Scotland (Excluding Scottish Highlands & Islands) |
Order values over £100 - Free (DPD Next working day) |
| Scottish Highlands & Islands | Delivery to the Scottish Highlands & Islands (Up to 20 kgs), Prices are doubled when over 20 kgs. DPD 2-3 days - £25.62 |
| Northern Ireland | Delivery to Northern Ireland (Up to 20 kgs), Prices are doubled when over 20 kgs. Economy delivery 2-3 days - £18.00 |
| Isle Of Scilly | Delivery to Isles of Scilly (Up to 20 kgs), Prices are doubled when over 20 kgs. DPD 2-3 days - £26.90 |
| Republic Of Ireland | Delivery to the Republic of Ireland (Up to 20 kgs), Prices are doubled when over 20 kgs. DPD 2-3 days - £15.00 (ex. VAT) |
| Isle of Man | Delivery to the Isle of Man (Up to 20 kgs), Prices are doubled when over 20 kgs. DPD 2-5 days - £26.90 |
| Jersey & Guernsey | Delivery to Jersey & Guernsey (Up to 20 kgs), Prices are doubled when over 20 kgs. DPD 2-5 days - £25.00 (ex.VAT) |
| Delivery to Belgium, France, Germany, Luxembourg & Netherlands. |
Delivery 2-3 days - £15.00 ex. VAT (up to 20kgs), Price doubles when over 20 kgs. |
| Czech Republic, Slovakia, Italy & Spain (Mainland). | Delivery 2-5 days - £22.42 ex. VAT (up to 20kgs), Price doubles when over 20 kgs. |
| Switzerland | Delivery 2-5 days - £48.04 ex. VAT (up to 20kgs), Price doubles when over 20 kgs. |
| Austria & Denmark | Delivery 2-5 days - £18.15 ex. VAT (up to 20kgs), Price doubles when over 20 kgs. |
| Iceland, Norway & Serbia | Delivery 4-6 days - £68.32 ex. VAT (up to 20kgs), Price doubles when over 20 kgs. |
| Croatia, Estonia, Finland, Hungary, Poland, Portugal, Slovenia & Sweden | Delivery 4-6 days - £29.36 ex. VAT (up to 20kgs), Price doubles when over 20 kgs. |
| Canary Islands: Gran Canaria, Tenerife, La Palma, Lanzarote, Fuerteventura, La Gomera, El Hierro. | Delivery 4-6 days - £82.20 ex.VAT (up to 5kgs), £118.49 ex.VAT (up to 10kgs), £192.15 ex.VAT (up to 20kgs), |
| Bulgaria, Greece, Latvia, Lithuania, Romania. | Delivery 4-9 days - £38.43 ex. VAT (up to 20kgs), Price doubles when over 20 kgs |
| Balearic Islands: Majorca, Minorca, Ibiza, Formentera, Cabrera. | Delivery 4-6 days - £32.03 ex. VAT (up to 20kgs), Price doubles when over 20 kgs. |
| Cyprus | Delivery 4-6 days - £79.00 ex.VAT (up to 5kgs), £117.43 ex.VAT (up to 10kgs), £194.29 ex.VAT (up to 20kgs). |
| United Arab Emirates, Bahrain, Qatar. | Delivery 4-9 days - £122.76 ex.VAT (up to 5kgs), £186.81 ex.VAT (up to 10kgs), £256.20 ex.VAT (up to 15kgs), £320.25 ex. VAT (up to 20kgs). |
| Turkey, Russia & Malta. | Please call us for a quote. |
| USA | Delivery Via UPS 4-5 Days - £75.00 ex.VAT (up to 20kgs), Price doubles when over 20kgs. |
| Worldwide Shipping | We can ship parts worldwide. If your country is not listed above then please contact us for a shipping quote. |
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