These pool and spa heaters feature a flow switch to prevent operation when there is no water flow. An all stainless steel tank for long life and corrosion resistance is also standard. Available in single-phase and three-phase configurations.
UL Listed for Indoor/Outdoor Installation.
Measurements:19"L x 10"W x 11"H; 47 lbs.
Minimum/Maximum Flow Rate: 20/80 GPM