Takagi Customer Service: (888) 882-5244 View Brand Website View Brand Warranty Information

The Takagi brand has delivered innovative hot water solutions for over 60 years and is sold exclusively by plumbing wholesalers and contractors. Takagi’s selection of residential and commercial tankless water heaters are unmatched for quality and diversity. Anywhere hot water is needed, Takagi provides an energy-efficient solution with long-lasting value for years after it’s installed.

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Featured Takagi Products

MPN: 100123497 HPS Quick Code: 703360 View Now

MPN: TAKP9009069005 HPS Quick Code: 767691 View Now

MPN: TAKPTK-RB-03-1 HPS Quick Code: 782937 View Now

MPN: 100227715 HPS Quick Code: 785906 View Now

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All Takagi Products

• Takagi 100049254 Igniter Module

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  • HPS Quick Code: 890120
  • MPN: 100049254
  • UPC: 020363185572
  • Manufacturer: A. O. Smith
  • Brand: Takagi

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• Takagi 100211941 Gas Valve

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  • HPS Quick Code: 705372
  • MPN: 100211941
  • UPC: 020363184988
  • Manufacturer: A. O. Smith
  • Brand: Takagi

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  Takagi 9009069005 Remote Temperature Controller

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  • HPS Quick Code: 767691
  • MPN: TAKP9009069005
  • UPC: 020363187088
  • Manufacturer: Takagi
  • Brand: Takagi

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  Takagi EKN68 Inlet Drain Plug

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  • HPS Quick Code: 758209
  • MPN: 320273-631
  • UPC: 035505592163
  • Manufacturer: Takagi
  • Brand: Takagi

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  Takagi 100266118 38" Concentric Roof Termination

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  • HPS Quick Code: 767677
  • MPN: TAKP100266118
  • UPC: 020363188092
  • Manufacturer: Takagi
  • Brand: Takagi

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  Takagi 100113161 Small Product Preserver, 1 in L

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  • HPS Quick Code: 742750
  • MPN: 100113161
  • UPC: 020363184025
  • Manufacturer: A. O. Smith
  • Brand: Takagi

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  Takagi EKN65 Filter For T-K1S, T-H1, T-KJR

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  • HPS Quick Code: 762871
  • MPN: 320273-629
  • UPC: 035505592156
  • Manufacturer: Takagi
  • Brand: Takagi

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  Takagi 100123390 H3 Tankless Water Heater, Natural Gas Fuel, 199000 Btu/hr Heating, Indoor/Outdoor: Outdoor, Condensing, 10 gpm Flow Rate, 4 in Vent, 0.95, Commercial/Residential

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  • HPS Quick Code: 651477
  • MPN: 100123390
  • UPC: 671657140984
  • Manufacturer: A. O. Smith
  • Brand: Takagi

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  Takagi TCT-199O-N 199,000 BTU Natural Gas Outdoor Condensing Ultra-Low NOx

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  • HPS Quick Code: 834158
  • MPN: TAKTCT-199O-N
  • UPC:
  • Manufacturer: Takagi
  • Brand: Takagi

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  Takagi 100266135 39" Straight Pipe

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  • HPS Quick Code: 767681
  • MPN: TAKP100266135
  • UPC: 020363188146
  • Manufacturer: Takagi
  • Brand: Takagi

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• Takagi 100112636 Ignition Control Board, For Use With Model BTL 199, 275(A), 400(A) and 100 Series Commercial Ultra-Low NOx Gas Water Heater

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  • HPS Quick Code: 661325
  • MPN: 100112636
  • UPC: 020363177539
  • Manufacturer: A. O. Smith
  • Brand: Takagi

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• Takagi 100112208 4-Years Warranty Extension Kit

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  • HPS Quick Code: 671826
  • MPN: 100112208
  • UPC: 020363171100
  • Manufacturer: A. O. Smith
  • Brand: Takagi

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  Takagi 100227681 TK-310C Tankless Water Heater, Natural Gas Fuel, 190000 Btu/hr, Indoor, Non-Condensing, 8 gpm, 3 in, 5 in Concentric Vent, 0.82, Residential

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  • HPS Quick Code: 767648
  • MPN: 100227681
  • UPC: 671657228521
  • Manufacturer: A. O. Smith
  • Brand: Takagi

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  Takagi 100227715 200 Tankless Water Heater, Liquid Propane/Natural Gas Fuel, 190000 Btu/hr Heating, Indoor/Outdoor: Outdoor, Non-Condensing, 8 gpm Flow Rate, 4 in Vent, 0.82, Commercial/Residential

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  • HPS Quick Code: 785906
  • MPN: 100227715
  • UPC: 671657237783
  • Manufacturer: A. O. Smith
  • Brand: Takagi

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  Takagi 100112403 Straight Vent Pipe, For Use With Model ATI 110C, ATI 310C and ATI 510C Residential Gas Water Heater, 4 in Dia x 36 in L, Stainless Steel

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  • HPS Quick Code: 450763
  • MPN: 100112403
  • UPC: 020363174125
  • Manufacturer: A. O. Smith
  • Brand: Takagi

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  Takagi 100266134 19.5" Straight Pipe

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  • HPS Quick Code: 771682
  • MPN: TAKP100266134
  • UPC: 020363188139
  • Manufacturer: Takagi
  • Brand: Takagi

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  Takagi 100123293 D2 Tankless Water Heater, Natural Gas Fuel, 199000 Btu/hr Heating, Indoor/Outdoor: Indoor, Non-Condensing, 10 gpm Flow Rate, 4 in Vent, 0.82, Commercial

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  • HPS Quick Code: 543392
  • MPN: 100123293
  • UPC: 671657108298
  • Manufacturer: A. O. Smith
  • Brand: Takagi

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  Takagi 100123403 H3S Tankless Water Heater, Natural Gas Fuel, 180000 Btu/hr Heating, Indoor/Outdoor: Outdoor, Condensing, 8 gpm Flow Rate, 4 in Vent, 0.9, Commercial/Residential

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  • HPS Quick Code: 651479
  • MPN: 100123403
  • UPC: 671657141196
  • Manufacturer: A. O. Smith
  • Brand: Takagi

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  Takagi 100227709 200 Tankless Water Heater, Liquid Propane/Natural Gas Fuel, 190000 Btu/hr Heating, Indoor/Outdoor: Indoor, Non-Condensing, 8 gpm Flow Rate, Direct Vent, 4 in Vent, 0.81, Commercial/Residential

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  • HPS Quick Code: 785918
  • MPN: 100227709
  • UPC: 671657237752
  • Manufacturer: A. O. Smith
  • Brand: Takagi

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  Takagi 100112775 Standard Combustible Sidewall Termination Kit With Condensate Trap, For Use With 110/U, 310/U and 510/U Series Tankless Water Heater

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  • HPS Quick Code: 729668
  • MPN: 100112775
  • UPC: 020363178819
  • Manufacturer: A. O. Smith
  • Brand: Takagi

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  Takagi TH-CVPVC33 Concentric PVC Termination

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  • HPS Quick Code: 604651
  • MPN: TAKTH-CVPVC33
  • UPC: 622454388420
  • Manufacturer: Takagi
  • Brand: Takagi

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  Takagi 100123485 H3J Tankless Water Heater, Natural Gas Fuel, 160000 Btu/hr Heating, Indoor/Outdoor: Outdoor, Condensing, 6.6 gpm Flow Rate, 4 in Vent, 0.95, Commercial/Residential

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  • HPS Quick Code: 650555
  • MPN: 100123485
  • UPC: 671657142018
  • Manufacturer: A. O. Smith
  • Brand: Takagi

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  Takagi 100112400 90 deg Elbow, For Use With Model ATI 110C, ATI 310C and ATI 510C Residential Gas Water Heater, 4 in Dia, Stainless Steel

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  • HPS Quick Code: 686382
  • MPN: 100112400
  • UPC: 020363174095
  • Manufacturer: A. O. Smith
  • Brand: Takagi

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  Takagi TCT-199I-N 199,000 BTU Commercial Natural Gas Indoor Condensing Ultra-Low NOx

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  • HPS Quick Code: 834157
  • MPN: TAKTCT-199I-N
  • UPC:
  • Manufacturer: Takagi
  • Brand: Takagi

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  Takagi 100123383 H3 Series Tankless Water Heater, Natural Gas Fuel, 199000 Btu/hr Heating, Indoor/Outdoor: Indoor, Condensing, 10 gpm Flow Rate, Direct/Power Vent, 4 in Vent, 0.93, Commercial/Residential

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  • HPS Quick Code: 651480
  • MPN: 100123383
  • UPC: 671657140946
  • Manufacturer: A. O. Smith
  • Brand: Takagi

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  Takagi TK-540P-NIH 199,000 BTU Natural Gas Indoor Condensing Ultra-Low NOx Tankless Water Heater

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  • HPS Quick Code: 806354
  • MPN: TAKTK540P-NIH
  • UPC: 671657021351
  • Manufacturer: Takagi
  • Brand: Takagi

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  Takagi TK-540P-NEH 199,000 BTU Natural Gas Outdoor Condensing Ultra-Low NOx Tankless Water Heater

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  • HPS Quick Code: 806355
  • MPN: TAKTK540P-NEH
  • UPC: 671657021443
  • Manufacturer: Takagi
  • Brand: Takagi

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  Takagi 100188207 H3M Tankless Water Heater, Liquid Propane Fuel, 120000 Btu/hr, Indoor, Condensing, 6.6 gpm, 4 in Direct Vent, 0.9, Residential

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  • HPS Quick Code: 737716
  • MPN: 100188207
  • UPC: 671657177386
  • Manufacturer: A. O. Smith
  • Brand: Takagi

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  Takagi 100266133 10" Straight Pipe

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  • HPS Quick Code: 767680
  • MPN: TAKP100266133
  • UPC: 020363188122
  • Manufacturer: Takagi
  • Brand: Takagi

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  Takagi 100112425 Wall Vent Hood, 11 in L x 18 in W x 11 in H

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  • HPS Quick Code: 434066
  • MPN: 100112425
  • UPC: 020363174385
  • Manufacturer: A. O. Smith
  • Brand: Takagi

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  Takagi 100112718 Pipe Cover

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  • HPS Quick Code: 704440
  • MPN: 100112718
  • UPC: 020363178376
  • Manufacturer: A. O. Smith
  • Brand: Takagi

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  Takagi 100188208 H3M Tankless Water Heater, Natural Gas Fuel, 120000 Btu/hr, Outdoor, Condensing, 6.6 gpm, 4 in, 0.91, Residential

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  • HPS Quick Code: 703361
  • MPN: 100188208
  • UPC: 671657177447
  • Manufacturer: A. O. Smith
  • Brand: Takagi

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  Takagi 100123445 H3 Series Tankless Water Heater, Liquid Propane Fuel, 199000 Btu/hr Heating, Indoor/Outdoor: Indoor, Condensing, 10 gpm Flow Rate, Direct/Power Vent, 4 in Vent, 0.93, Commercial/Residential

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  • HPS Quick Code: 677368
  • MPN: 100123445
  • UPC: 671657141233
  • Manufacturer: A. O. Smith
  • Brand: Takagi

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  Takagi 100112399 Adapter, For Use With Model ATI 110C, ATI 310C and ATI 510C Residential Gas Water Heater, 4 in Female, Stainless Steel

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  • HPS Quick Code: 450771
  • MPN: 100112399
  • UPC: 020363174088
  • Manufacturer: A. O. Smith
  • Brand: Takagi

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  Takagi 100112415 Rain Cap

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  • HPS Quick Code: 450775
  • MPN: 100112415
  • UPC: 020363174248
  • Manufacturer: A. O. Smith
  • Brand: Takagi

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  Takagi 100123471 H3J Tankless Water Heater, Natural Gas Fuel, 160000 Btu/hr Heating, Indoor/Outdoor: Indoor, Condensing, 6.6 gpm Flow Rate, Direct Vent, 4 in Vent, 0.94, Commercial/Residential

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  • HPS Quick Code: 650590
  • MPN: 100123471
  • UPC: 671657141929
  • Manufacturer: A. O. Smith
  • Brand: Takagi

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  Takagi 100227721 TK-510U Tankless Water Heater, Liquid Propane/Natural Gas Fuel, 199000 Btu/hr Heating, Indoor/Outdoor: Indoor, Non-Condensing, 10 gpm Flow Rate, Direct/Power Vent, 4 in Vent, 0.82, Commercial

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  • HPS Quick Code: 785919
  • MPN: 100227721
  • UPC: 671657237837
  • Manufacturer: A. O. Smith
  • Brand: Takagi

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  Takagi 100123497 H3M Tankless Water Heater, Natural Gas Fuel, 120000 Btu/hr, Indoor, Condensing, 6.6 gpm, 4 in Direct Vent, 0.9, Residential

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  • HPS Quick Code: 703360
  • MPN: 100123497
  • UPC: 671657177317
  • Manufacturer: A. O. Smith
  • Brand: Takagi

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  Takagi 100112572 Remote Controller

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  • HPS Quick Code: 704535
  • MPN: 100112572
  • UPC: 020363176792
  • Manufacturer: A. O. Smith
  • Brand: Takagi

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  Takagi 100188209 H3M Tankless Water Heater, Liquid Propane Fuel, 120000 Btu/hr, Outdoor, Condensing, 6.6 gpm, 4 in, 0.91, Residential

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  • HPS Quick Code: 737720
  • MPN: 100188209
  • UPC: 671657177508
  • Manufacturer: A. O. Smith
  • Brand: Takagi

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  Takagi 100123396 H3S Series Tankless Water Heater, Natural Gas Fuel, 180000 Btu/hr Heating, Indoor/Outdoor: Indoor, Condensing, 8 gpm Flow Rate, Direct/Power Vent, 4 in Vent, 0.95, Commercial/Residential

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  • HPS Quick Code: 650592
  • MPN: 100123396
  • UPC: 671657141158
  • Manufacturer: A. O. Smith
  • Brand: Takagi

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  Takagi 100112402 Straight Vent Pipe, For Use With Model ATI 110C, ATI 310C and ATI 510C Residential Gas Water Heater, 4 in Dia x 48 in L, Stainless Steel

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  • HPS Quick Code: 450768
  • MPN: 100112402
  • UPC: 020363174118
  • Manufacturer: A. O. Smith
  • Brand: Takagi

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  Takagi 100227688 K4 Tankless Water Heater, Natural Gas Fuel, 199000 Btu/hr Heating, Indoor/Outdoor: Indoor, Non-Condensing, 10 gpm Flow Rate, Concentric Vent, 3 in, 5 in Vent, 0.81, Commercial/Residential

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  • HPS Quick Code: 767649
  • MPN: 100227688
  • UPC: 671657228590
  • Manufacturer: A. O. Smith
  • Brand: Takagi

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  Takagi 100123301 D2 Tankless Water Heater, Liquid Propane Fuel, 199000 Btu/hr Heating, Indoor/Outdoor: Indoor, Non-Condensing, 10 gpm Flow Rate, 4 in Vent, 0.82, Commercial

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  • HPS Quick Code: 563846
  • MPN: 100123301
  • UPC: 671657108304
  • Manufacturer: A. O. Smith
  • Brand: Takagi

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  Takagi 100112410 Storm Collar, 4 in

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  • HPS Quick Code: 462411
  • MPN: 100112410
  • UPC: 020363174194
  • Manufacturer: A. O. Smith
  • Brand: Takagi

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  Takagi 100112406 Straight Vent Pipe, For Use With Model ATI 110C, ATI 310C and ATI 510C Residential Gas Water Heater, 4 in Dia x 12 in L, Stainless Steel

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  • HPS Quick Code: 450761
  • MPN: 100112406
  • UPC: 020363174156
  • Manufacturer: A. O. Smith
  • Brand: Takagi

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  Takagi 100113129 Adapter, 100 mm, PVC

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  • HPS Quick Code: 818697
  • MPN: 100113129
  • UPC: 020363183448
  • Manufacturer: A. O. Smith
  • Brand: Takagi

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  Takagi 100123478 H3J Series Tankless Water Heater, Liquid Propane Fuel, 160000 Btu/hr Heating, Indoor/Outdoor: Indoor, Condensing, 6.6 gpm Flow Rate, Direct/Power Vent, 4 in Vent, 0.93, Commercial/Residential

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  • HPS Quick Code: 668815
  • MPN: 100123478
  • UPC: 671657141974
  • Manufacturer: A. O. Smith
  • Brand: Takagi

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