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7000/9000 Temp & Hi Limit Sensor ELE09900306 - Bubbles Supply

7000/9000 Temp & Hi Limit Sensor ELE09900306

Part #: ELE09900306

$85.51
In stock — ships today
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1-year warrantySame-day ship before 3pm CTPerfect Fit Guarantee30-day returns

About this sensor

The Cal Spas 7000/9000 Temp & Hi Limit Sensor (ELE09900306) is an OEM replacement temperature sensor designed for Cal Spas 7000 and 9000 series hot tubs. This dual-function sensor monitors both water temperature and provides hi-limit safety protection, preventing your spa from overheating while ensuring accurate temperature readings for your control system.

As an exact OEM replacement part, this sensor delivers the precise fit and performance your Cal Spas system requires. We guarantee an exact fit for your spa and offer same-day shipping on in-stock orders, plus every sensor comes backed by our comprehensive 1-year warranty for complete peace of mind. Installation requires basic electrical knowledge and proper safety procedures. Always verify your spa model and part number before ordering to ensure compatibility with your specific control box configuration.

Exact part number

ELE09900306

Save this for ordering or warranty claims

Also known as / Replaces

This part replaces or is interchangeable with:

  • Cal Spas hi-limit sensor
  • Cal Spas temperature sensor
  • dual sensor
  • temp/hi-limit combo sensor

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

Common symptoms this part fixes

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

  • Spa displaying HH error code
  • Spa displaying OH or OHH error code
  • Spa displaying ICE or FLO error code
  • Spa water overheating or not reaching set temperature
  • Control panel showing inaccurate water temperature readings
  • Spa shutting down unexpectedly due to false hi-limit trip

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

Before you buy — quick checklist

  • Confirm your spa is a Cal Spas 7000 or 9000 series — check the cabinet label or control box
  • Verify your existing sensor part number matches ELE09900306 before ordering
  • Inspect the sensor well or thermowell for cracks or corrosion before installing the new sensor
  • Note whether your control system uses a single combined sensor or separate temp and hi-limit sensors — this is a dual-function unit
  • Check the sensor connector type on your control board to confirm it matches this replacement

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

Install difficulty: Medium — Some experience neededTypically 30-60 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.

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