Balboa Watkins Caldera 4.0kW 230V Low Flow Heater 74912

Balboa Watkins Caldera 4.0kW 230V Low Flow Heater – Part #74912 / Hydro-Quip C3473-1

Upgrade or replace your spa heating system with the Balboa Watkins Caldera 4.0kW 230V Low Flow Heater, designed for reliability and performance in select Watkins and Caldera hot tubs.

• Powerful 4.0kW Output – Efficiently heats spa water for comfortable soaking year-round
• Low Flow Design – Optimized for spas requiring lower flow rates, reducing energy usage and ensuring compatibility with circulation pumps
• Direct Replacement for: Balboa 74912, Hydro-Quip C3473-1, Watkins/Caldera 74912
• Voltage: 230V
• Application: Compatible with many Watkins and Caldera spa models (verify fitment with your model or consult your spa manual)
• Stainless Steel Housing – Durable construction for extended lifespan and corrosion resistance
• Includes mounting hardware and pressure switch for straightforward installation

Installation & Usage:

• Disconnect power before servicing your spa
• Remove old heater and install new unit following manufacturer instructions
• Ensure all water connections are secure and there are no leaks before restoring power
• For optimal safety and performance, installation by a qualified spa technician is recommended

Why Choose This Heater?

• Genuine OEM replacement for dependable operation
• Perfect fit for many Caldera and Watkins spas
• Quick heat-up times and low flow compatibility

🛁 Restore your spa’s heating power with this reliable 4.0kW low flow heater from Balboa and Hydro-Quip.
Always verify compatibility with your spa model before ordering.