The T-KJr (junior) series is Takagi's entry-tier compact tankless — the most affordable Takagi for 1-2 bath homes, condos, ADUs, and small commercial spaces.
T-KJr lineup
- T-KJr2-IN-NG — 140k BTU, 6.6 GPM, indoor NG
- T-KJr2-OS-NG — outdoor, no venting required
- T-KJr2-IN-LP — propane indoor
When T-KJr is right
- 1-2 bath home, condo, or ADU
- Small commercial (single bathroom restaurant, small office)
- Budget-constrained tankless choice
- Warm climate (where 6.6 GPM is adequate at 50°F rise)
When T-KJr isn't enough
- 2+ bath home with simultaneous demand
- Cold climate (incoming water 45°F+ rise reduces effective GPM)
- Hot-tub or whirlpool fixtures
Warranty
10 years heat exchanger / 5 years parts / 1 year labor.
Pricing
- T-KJr2-IN-NG: $799-999
- T-KJr2-OS-NG outdoor: $899-1,099
- T-KJr2-IN-LP propane: $949-1,149
Bottom line
Most affordable Takagi entry. For 1-bath warm-climate and condo applications, T-KJr2 is the right choice. For 2+ bath, step up to T-K4 or T-H3.