Temco Water Pipe Freeze Prevention Heater Power Saver Save 90 ESS-P301 for 1 Pipe

This is the Save 90 power-saving device for Temco water pipe freeze prevention heaters. The model number is ESS-P301, and it is for a single heater. It features an energy-saving design that can cut electricity costs by up to 90% and has a built-in, patented FTC proportional control circuit. This has been a long-selling product since 1991 and received the Energy Conservation Center Chairman's Award in the FY 1993 Energy Saving Vanguard 21 program. It is a high-quality product MADE IN JAPAN.

[Brand] Temco
[Product Name] Save 90 Power Saver for Water Pipe Freeze Prevention Heater
[Model Number] ESS-P301
[Specifications] AC100V 1A
[Product Condition] Unused
[Other] For 1 heater
Selling because I purchased a 1-heater unit when I needed a 2-heater unit.
Thank you.