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4.5KW 230V Flow Thru Heater 48-260034-R1 230V - Bubbles Supply

4.5KW 230V Flow Thru Heater 48-260034-R1

Part #: 48-260034-R1

$203.27
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Also replaces

48-260034
1-year warrantySame-day ship before 3pm CTPerfect Fit Guarantee30-day returns

About this heater

This HydroQuip 4.5kW flow-through heater assembly delivers reliable heating performance for residential spas and hot tubs equipped with HydroQuip control systems. Operating at 230V with a compact 2" x 15" design, this genuine OEM replacement heater provides efficient water heating while maintaining precise temperature control throughout your spa experience.

Bubbles Supply guarantees an exact fit for your HydroQuip system, backed by our comprehensive 1-year warranty and same-day shipping commitment. This flow-through heater assembly includes all necessary components for seamless replacement of your existing unit. Professional installation is recommended to ensure proper electrical connections and system integration - always verify heater specifications match your spa's electrical requirements before installation.

Exact part number

48-260034-R1

Save this for ordering or warranty claims

Also known as / Replaces

This part replaces or is interchangeable with:

  • 48-260034
  • 48-260034 heater
  • HydroQuip 4.5kW heater assembly
  • HydroQuip flow-through heater

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

Technical specifications

Voltage
230V
Port type
Flow-through (inline)

Plumbing notes

  • Port type: Flow-through (inline)

Need help measuring? Email hello@bubblessupply.com with a photo of your existing plumbing.

Common symptoms this part fixes

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

  • Spa water not heating
  • Heater error code on control panel (HH or OH fault)
  • Spa heats slowly or not at all
  • Heater element failure confirmed by resistance test
  • Spa trips breaker due to failed heater element

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

Before you buy — quick checklist

  • Confirm your spa control system is a HydroQuip brand unit
  • Verify your spa runs on 230V — do not install on 120V systems
  • Match the heater tube dimensions (2" x 15") to your existing unit before ordering
  • Check your current heater's kW rating — this is a 4.5kW unit
  • Inspect unions and manifold connections for corrosion or damage before reinstalling
  • Note any fault codes displayed (HH = high heat, OH = overheat) to confirm heater is the root cause

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

Install difficulty: Medium — Some experience neededTypically 45-90 minutes

What's in the box

  • 4.5kW flow-through heater assembly
  • Heater tube with integrated element
  • Pressure/temperature sensors (if included with assembly)

If your order is missing any items listed above, contact hello@bubblessupply.com within 48 hours of delivery.

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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