kWh Index

Takagi water heaters

16 water heaters listed under Takagi.

ModelUEFCosts to run
TK-540X3-PEH 1*10.95Not published
TK-540X3-NEH 1**0.95Not published
TK-540P-PEH 1*10.95Not published
TK-540P-NEH 1**0.95Not published
TK-340X3-PIH 1*10.95Not published
TK-340X3-NIH 1**0.95Not published
TK-240X3-PEH 1*10.95Not published
TK-240X3-NEH 1**0.95Not published
T-H3S-DV-P 1*10.95Not published
T-H3S-DV-N 1**0.95Not published
T-H3-OS-P 1*10.95Not published
T-H3-OS-N 1**0.95Not published
T-H3J-OS-P 1*10.95Not published
T-H3J-OS-N 1**0.95Not published
TCT-199O-P 1*10.95Not published
TCT-199O-N 1**0.95Not published

Computed from electricity at 18.34¢/kWh, the EIA average for US in June 2026. A kilowatt-hour is 3412 BTU. This is a rate times a rating, not a prediction of your bill.

Get told when this changes

A monthly digest of water heaters newly added to the register.

Double opt-in, one click to unsubscribe, and we never sell the list. Privacy.

Source: ENERGY STAR certified product data, published by the U.S. EPA and used with attribution. This is a register of certified models, not of every model on the market. ENERGY STAR is a registered mark of the U.S. EPA; this site is not affiliated with or endorsed by EPA or DOE.