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Reliable Heating for Harsh Water Conditions
The 4kW Hard Water Spa Heater Element is engineered to withstand the demands of mineral-rich spa water. Featuring a durable charcoal finish, this replacement element is designed for long service life and effective heating in challenging spa environments. Ideal for heating systems where calcium, scale, and harsh chemicals are common, it ensures consistent water temperature and performance.
Compatible with most standard spa heater casings, the element includes a protective pocket and is built to deliver efficient, reliable heating across a range of spa and hot tub systems. It is strongly recommended that installation is performed by a qualified electrician to maintain safety and warranty coverage.
Power Rating: 4kW robust performance for rapid spa water heating
Hard Water Resistant: Charcoal finish designed for chemically aggressive water environments
With Protective Pocket: A built-in pocket shields internal components from water intrusion
Factory Tested: Every element is tested before dispatch for quality assurance
Installation Required: Must be installed by a qualified professional to activate warranty
Compact & Compatible: Fits most standard spa heating tubes and systems
Element Strength: 4kW
Finish: Charcoal (Hard Water Rated)
Includes: Protective pocket for electrical safety
Recommended Use: Residential and commercial spas using hard or mineral-rich water
Installation Requirement: Certified electrician installation required
Warranty: 3-month factory warranty (factory fault only; not wear and tear)
Q: Will this element work in normal water conditions?
Yes, but it's specifically built for hard or mineral-rich water. For soft water spas, a standard chrome finish element may suffice.
Q: Can I install the heater myself?
No, installation by a registered electrician is required for safety and warranty purposes.
Q: What does "factory malfunction warranty" mean?
The element is covered only for defects identified during manufacturing. Warranty claims require factory testing and proof of professional installation.
Q: How long will this element last in hard water?
When installed and maintained correctly, this hard water-resistant element offers extended lifespan over standard elements.