Therm Watkins 1.5kW Heater Element [31255] [4" x 4"] [120V] (12-1464-BC-K) haywardpool and this Intermatic version is

and this Intermatic version is an SPST 115 volt model with override capability using the PB913N66 reference

Dark gray return line venturi inlet fitting from Infusion Pool Products

That makes this tool especially useful for homeowners or service pros who want something that can hold up to repeated use instead of feeling disposable after one project

115 volt applications using a 15 inch by 2 inch configuration with sensors and pressure-switch support

0 kW output and 2 inch by 15 inch format define the intended heater relationship of the system

Therm Watkins 1.5kW Heater Element [31255] [4" x 4"] [120V] (12-1464-BC-K) haywardpool and this Intermatic version isThe Therm Watkins 1. 5 kW heater element is designed for compatible 31255 applications using a 4 inch by 4 inch 120 volt format. Heater elements are useful because they restore the core heat producing function of the heater without necessarily requiring replacement of the entire assembly when the surrounding structure remains serviceable. This replacement is especially useful when the original element has burned out, weakened, or stopped heating