3.0KW 230V Flow-Thru Heater C2300-5003

Name: 3.0KW 230V Flow-Thru Heater C2300-5003
Brand: Gecko Alliance
SKU: C2300-5003
Price: 224.98 USD
Availability: InStock

Part #: C2300-5003

$224.98

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1-year warrantySame-day ship before 3pm CTPerfect Fit Guarantee30-day returns

About this heater

This 3.0kW 230V flow-through heater assembly from Gecko Alliance delivers reliable heating for universal SSPA and MSPA spa systems. Engineered for 230-volt electrical systems, this OEM-quality replacement heater provides consistent water temperature control and long-lasting performance. The universal design makes it compatible with various spa configurations requiring 3000-watt heating capacity.

When your spa displays HH (high limit) or OH (overheating) error codes, this Gecko heater assembly often provides the solution you need. At Bubbles Supply, we guarantee this is the exact fit for your system, ship same-day from our Canadian warehouse, and back every heater with our comprehensive 1-year warranty. Professional installation is recommended to ensure proper electrical connections and system integration—always verify your spa's voltage requirements and heating specifications before installation.

Exact part number

C2300-5003

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Also known as / Replaces

This part replaces or is interchangeable with:

3000W flow-thru heater
3kW spa heater
Gecko flow-through heater
MSPA heater assembly
SSPA heater assembly

Looking for an older part number? Check our supersession lookup tool

Technical specifications

Voltage: 230V

Common symptoms this part fixes

If your spa is showing any of these signs, this part is likely your fix:

Spa displaying HH (high limit) error code
Spa displaying OH (overheating) error code
No heat or insufficient water heating
Spa heater element burned out or corroded
Heater not responding to temperature set point
Spa tripping GFCI repeatedly due to faulty heater element

Not sure if this is your problem? Try our diagnostic centre or .

Before you buy — quick checklist

Confirm your spa runs on a 230V electrical system — this heater is not compatible with 120V setups
Verify your existing heater is rated at 3.0kW before ordering
Confirm your spa control system is a Gecko SSPA or MSPA pack
Check your existing heater assembly for the C2300-5003 part number on the label
Inspect manifold inlet and outlet fittings to ensure they match the replacement unit before draining your spa

Reading the checklist now prevents 90% of returns. Worth the 60 seconds.

Medium — Some experience neededTypically 45–90 minutes

Warranty

1 year manufacturer warranty against defects

Covers manufacturing defects. Does not cover improper installation, normal wear, or accidental damage.

Warranty claims: warranty@bubblessupply.com

Perfect Fit Guarantee

Ordered with our help and the part doesn't fit? Contact us before installation. We'll resolve it with an exchange, replacement recommendation, or return approval.

Learn about our Perfect Fit Guarantee →

Shipping

We ship across the US and Canada. US orders ship from our US warehouse to US customers; Canadian orders ship from our Canadian warehouse to Canadian customers — no cross-border shipping, no surprise duties. In-stock orders placed before 3pm CT ship same day. Standard shipping $9.95 flat rate. Free shipping on orders over $200. Express options available at checkout.

Returns

30-day hassle-free returns on unused parts in original packaging. Contact us before returning to receive your RMA number.

Frequently asked questions

Check the Compatibility section above to confirm fitment for your spa brand and model. If your model is not listed, use our fitment selector at /pages/find-my-part or ask our parts AI for a personalized recommendation.

In-stock orders placed before 3pm CT ship the same day. You will receive tracking information by email as soon as your order ships.

We accept returns within 30 days of delivery for unused items in original packaging. Email returns@bubblessupply.com with your order number to start a return. Installed electrical parts cannot be returned for safety reasons.

Yes, all new parts come with a 1-year warranty against manufacturing defects. Warranty does not cover damage from improper installation or normal wear and tear.

Customer reviews

AI Fitment Assistant

Tell us your spa model and we will confirm this part fits before you buy.