Description
The Coates ILS Series 1.5kW In-Line Electric Heater delivers efficient and reliable heating for small spas and hot tubs with a compact design.
Featuring a stainless steel tank and replaceable incoloy heating elements, it ensures long-lasting durability and optimal heat transfer.
Designed for seamless in-line installation, it integrates easily with existing spa plumbing and operates efficiently at flow rates between 15 GPM and 80 GPM.
The built-in pressure switch prevents operation when there is no water flow, enhancing safety and system protection.
With a manual reset high-temperature limit and an element “on” light indicator, users can monitor and control heating performance with ease.
This energy-efficient electric heater is UL listed for indoor installation, making it a reliable choice for residential and commercial spa applications.






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