| GT15TM-140M-N 1ATM-140M-N 1** |
A. O. Smith |
140,000 Btu/h natural gas tankless water heater |
July 2026 |
| GT15TM-160M-NATM-160M-N 1** |
A. O. Smith |
160,000 Btu/h natural gas tankless water heater |
April 2025 |
| GT15TM-160M-N 1 |
A. O. Smith |
160,000 Btu/h natural gas tankless water heater |
July 2026 |
| GT15TM-160M-P 1*1 |
A. O. Smith |
160,000 Btu/h propane tankless water heater |
July 2026 |
| GT15TM-160X3-NATM-160M-N 1** |
A. O. Smith |
160,000 Btu/h natural gas tankless water heater |
April 2025 |
| GT15TM-160X3-N 1 |
A. O. Smith |
160,000 Btu/h natural gas tankless water heater |
July 2026 |
| GT15TM-160X3-P 1*1 |
A. O. Smith |
160,000 Btu/h propane tankless water heater |
July 2026 |
| GT15TM-180M-NATM-180M-N 1** |
A. O. Smith |
180,000 Btu/h natural gas tankless water heater |
April 2025 |
| GT15TM-180M-N 1 |
A. O. Smith |
180,000 Btu/h natural gas tankless water heater |
May 2026 |
| GT15TM-180M-P 1*1 |
A. O. Smith |
160,000 Btu/h propane tankless water heater |
May 2026 |
| GT15TM-180X3-NATM-180M-N 1** |
A. O. Smith |
180,000 Btu/h natural gas tankless water heater |
April 2025 |
| GT15TM-180X3-N 1 |
A. O. Smith |
180,000 Btu/h natural gas tankless water heater |
May 2026 |
| GT15TM-199M-NATM-199M-N 1** |
A. O. Smith |
199,000 Btu/h natural gas tankless water heater |
April 2025 |
| GT15TM-199M-N 1 |
A. O. Smith |
199,000 Btu/h natural gas tankless water heater |
May 2026 |
| GT15TM-199M-P 1*1 |
A. O. Smith |
160,000 Btu/h propane tankless water heater |
May 2026 |
| GT15TM-199X3-NATM-199M-N 1** |
A. O. Smith |
199,000 Btu/h natural gas tankless water heater |
April 2025 |
| GT15TM-199X3-N 1 |
A. O. Smith |
199,000 Btu/h natural gas tankless water heater |
May 2026 |
| GT15TM-199X3-P 1*1 |
A. O. Smith |
160,000 Btu/h propane tankless water heater |
May 2026 |
| GT-240-NEH 1T-H3J-OS-N |
American |
160,000 Btu/h natural gas tankless water heater |
February 2023 |
| GT-240-PEH 1*1T-H3J-OS-N |
American |
160,000 Btu/h propane tankless water heater |
February 2023 |
| GT-240X3-NEH 1T-H3J-OS-N |
American |
160,000 Btu/h natural gas tankless water heater |
February 2023 |
| GT-240X3-PEH 1*1T-H3J-OS-N |
American |
160,000 Btu/h propane tankless water heater |
February 2023 |
| GT-340-NIH 1T-H3S-DV-N |
American |
180,000 Btu/h natural gas tankless water heater |
February 2023 |
| GT-340-PIH 1*1T-H3S-DV-N |
American |
180,000 Btu/h propane tankless water heater |
February 2023 |
| GT-340X3-NIH 1T-H3S-DV-N |
American |
180,000 Btu/h natural gas tankless water heater |
February 2023 |
| GT-340X3-PIH 1*1T-H3S-DV-N |
American |
180,000 Btu/h propane tankless water heater |
February 2023 |
| GT-540-NEH 1T-H3-OS-N 1** |
American |
199,000 Btu/h natural gas tankless water heater |
February 2023 |
| GT-540-PEH 1*1T-H3-OS-N 1** |
American |
199,000 Btu/h propane tankless water heater |
February 2023 |
| GT-540P-NEH 1T-H3-OS-N 1** |
American |
199,000 Btu/h natural gas tankless water heater |
February 2023 |
| GT-540P-PEH 1*1T-H3-OS-N 1** |
American |
199,000 Btu/h propane tankless water heater |
February 2023 |
| GT-540X3-NEH 1T-H3-OS-N 1** |
American |
199,000 Btu/h natural gas tankless water heater |
February 2023 |
| GT-540X3-PEH 1*1T-H3-OS-N 1** |
American |
199,000 Btu/h propane tankless water heater |
February 2023 |
| MCT-199O-N 1T-H3-OS-N 1** |
American |
199,000 Btu/h natural gas tankless water heater |
February 2023 |
| MCT-199O-P 1*1T-H3-OS-N 1** |
American |
199,000 Btu/h propane tankless water heater |
February 2023 |
| MCTH-199M-(N,P) 1 |
American |
199,000 Btu/h gas tankless water heater |
July 2026 |
| MTHR-160M 1ATHR-160M 1** |
American |
160,000 Btu/h gas tankless water heater |
December 2023 |
| MTHR-160X3 1ATHR-160M 1** |
American |
160,000 Btu/h gas tankless water heater |
December 2023 |
| MTHR-180M 1ATHR-180M 1** |
American |
180,000 Btu/h gas tankless water heater |
December 2023 |
| MTHR-180X3 1ATHR-180M 1** |
American |
180,000 Btu/h gas tankless water heater |
December 2023 |
| MTHR-199M 1ATHR-199M 1** |
American |
199,000 Btu/h gas tankless water heater |
December 2023 |
| MTHR-199X3 1ATHR-199M 1** |
American |
199,000 Btu/h gas tankless water heater |
December 2023 |
| MTM-140M-N 1ATM-140M-N 1** |
American |
140,000 Btu/h natural gas tankless water heater |
July 2026 |
| MTM-140X3-N 1ATM-140M-N 1** |
American |
140,000 Btu/h natural gas tankless water heater |
July 2026 |
| MTM-160M-N 1ATM-160M-N 1** |
American |
160,000 Btu/h natural gas tankless water heater |
April 2025 |
| MTM-160M-P 1*1 |
American |
160,000 Btu/h propane tankless water heater |
July 2026 |
| MTM-160X3-N 1ATM-160M-N 1** |
American |
160,000 Btu/h natural gas tankless water heater |
April 2025 |
| MTM-160X3-P 1*1 |
American |
160,000 Btu/h propane tankless water heater |
July 2026 |
| MTM-180M-N 1ATM-180M-N 1** |
American |
180,000 Btu/h natural gas tankless water heater |
April 2025 |