Takagi Water Heater Age by Serial Number
Enter your Takagi water heater serial number and model number to instantly discover manufacturing date, current age, and detailed specifications. Essential for warranty claims, maintenance planning, and replacement decisions.
Takagi Water Heater Age & Model Info
Brand: Takagi (pre-selected)
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Finding Your Takagi Serial Number
Check these numbered locations on your Takagi water heater to find the serial number label
Common Locations:
- 1Side panel near the bottom
- 2Front access panel
- 3Behind removable covers
- 4On the water heater jacket
What to Look For:
- White or metallic manufacturer label
- Usually includes model number and capacity
- Serial number is typically 8-12 characters
- May be labeled as "Serial No." or "S/N"
Pro Tip: If you can't find the serial number, try removing access panels or checking behind the temperature dial.
Takagi Serial Number Examples:
Tip: Don't worry if your serial number doesn't match these examples exactly. Takagi has multiple formats, and our system can decode most variations.
About Takagi Water Heaters
Takagi water heaters represent Japanese engineering excellence and innovation in tankless water heating technology. Founded in 1946 in Fuji City, Japan, Takagi Industrial Co. has been a pioneer in developing on-demand water heating systems. The company entered the North American market in 1998 and has established itself as a trusted name among professional contractors and homeowners seeking reliable, energy-efficient hot water solutions.
Takagi manufactures a comprehensive range of tankless water heaters for residential and commercial applications. Their T-H3 series offers high-efficiency condensing performance with up to 0.95 UEF ratings, while the T-K4 series provides compact solutions for smaller spaces. All models feature advanced temperature control and modulating gas valves for precise hot water delivery. Takagi backs its products with up to 15-year heat exchanger warranties on residential units. For units made 2009 and later, serial numbers use a YYWW format where the first two digits indicate the year and the next two digits indicate the week of manufacture. For older units (pre-2009) with 8-digit sequential serial numbers, please contact Takagi directly at 888.882.5244 to determine the manufacturing date.