This 4kw Threaded Dual Well Heater Element is designed for reliable performance and easy installation. Featuring a single insulated bolt- and clip-style connection, it acts as a direct replacement for older Aqua Spa Pac hot tub heaters. Delivering 4000 Watts (4kw) at 220/240 volts, it offers a stable, reliable connection to ensure uninterrupted heat production.

• 240 Volts
• 4 KW
• 1" NPT threaded end - measures 1-1/4" Outside diameter Thread
• 2 dry wells for temperature or high limit sensors
• Element Length - 14.5" long 
• Standard incoloy

Please check to make sure this is a correct replacement as this item is non returnable