Apply to be a TradeMaster!
Filter menu expanded

Filters

547 items
Reset

SORT

Top Sellers
Default
Price ▲
Price ▼

Product Availability

Show In Stock Only (86)

Used With

T-D2-IN (LP) (81)
T-D2-IN (NG) (81)
T-D2-OS (LP) (81)
T-D2-OS (NG) (81)
T-D2U-IN (NG) (66)
T-D2U-OS (NG) (66)
T-H1 (LP) (67)
T-H1 (NG) (67)
T-H2-DV (LP) (104)
T-H2-DV (NG) (105)
See More

Price Range

$1 to $5 (108)
$5 to $10 (157)
$10 to $15 (46)
$15 to $20 (31)
$20 to $25 (15)
$25 to $30 (22)
$30 to $35 (10)
$35 to $40 (13)
$40 to $45 (13)
$45 to $50 (7)
See More

Takagi Tankless Water Heater Parts

Help Face
Need a little help?
View our Resources
547 items
Grid
List

Resources

Videos

See all
Watch the product video for undefinedPlay Icon
Venting for Boilers & Water Heaters
Watch the product video for undefinedPlay Icon
How to Connect PEX to a Water Heater
Questions?
MondayThursday
8am7:45pm
Friday
9am7:45pm
SaturdaySunday
9am5:45pm

Available 8am
Available 8am
Response by Thurs

or check out our Support Center
Compare
Product Image of Rod Holder Gasket, 100074219
Rod Holder Gasket, 100074219
SKU: 100074219
Takagi
SKU: 100074219
Brand: Takagi
(19)
$6.08 each
In Stock
Get 377 by Mon, Jun 2
In Stock
Get 377 by Mon, Jun 2
Compare
Product Image of Flame Rod, 100074673
Flame Rod, 100074673
SKU: 100074673
Takagi
SKU: 100074673
Brand: Takagi
(14)
$12.91 each
In Stock
Get 285 by Mon, Jun 2
In Stock
Get 285 by Mon, Jun 2
Compare
Product Image of Igniter Rod, 100074222
Igniter Rod, 100074222
SKU: 100074222
Takagi
SKU: 100074222
Brand: Takagi
(8)
$12.07 each
In Stock
Get 202 by Mon, Jun 2
In Stock
Get 202 by Mon, Jun 2
Compare
Product Image of Replacement Cartridge for Product Preservers PP-AS20, 100291510
$88.10 each
In Stock
Get 179 by Mon, Jun 2
In Stock
Get 179 by Mon, Jun 2
Compare
Product Image of Inlet Water Filter, 100074382
Inlet Water Filter, 100074382
SKU: 100074382
Takagi
SKU: 100074382
Brand: Takagi
(11)
$6.08 each
In Stock
Get 274 by Mon, Jun 2
In Stock
Get 274 by Mon, Jun 2
Compare
Product Image of Flow Adjustment Valve w/ Flow Sensor, 100074624
Flow Adjustment Valve w/ Flow Sensor, 100074624
SKU: 100074624
Takagi
SKU: 100074624
Brand: Takagi
(7)
$80.63 each
In Stock
Get 90 by Mon, Jun 2
In Stock
Get 90 by Mon, Jun 2
Compare
Product Image of Flame Rod, 100074220
Flame Rod, 100074220
SKU: 100074220
Takagi
SKU: 100074220
Brand: Takagi
(7)
$10.50 each
In Stock
Get 90 by Mon, Jun 2
In Stock
Get 90 by Mon, Jun 2
Compare
Product Image of Filter Plug, 100074381
Filter Plug, 100074381
SKU: 100074381
Takagi
SKU: 100074381
Brand: Takagi
(4)
$8.25 each
In Stock
Get 60 by Mon, Jun 2
In Stock
Get 60 by Mon, Jun 2
Compare
Product Image of Ignitor Replacement, 100074640
Ignitor Replacement, 100074640
SKU: 100074640
Takagi
SKU: 100074640
Brand: Takagi
(2)
$35.96 each
In Stock
Get 52 by Mon, Jun 2
In Stock
Get 52 by Mon, Jun 2
Compare
Product Image of O-Ring P15 FKM, 100076307
O-Ring P15 FKM, 100076307
SKU: 100076307
Takagi
SKU: 100076307
Brand: Takagi
(3)
$7.11 each
In Stock
Get 55 by Mon, Jun 2
In Stock
Get 55 by Mon, Jun 2
Compare
Product Image of High Limit Switch, 100074412
High Limit Switch, 100074412
SKU: 100074412
AO Smith
SKU: 100074412
Brand: AO Smith
(7)
$9.19 each
In Stock
Get 81 by Mon, Jun 2
In Stock
Get 81 by Mon, Jun 2
Compare
Product Image of Condensate Drain Port, 100074203
Condensate Drain Port, 100074203
SKU: 100074203
Takagi
SKU: 100074203
Brand: Takagi
(9)
$8.25 each
In Stock
Get 56 by Mon, Jun 2
In Stock
Get 56 by Mon, Jun 2
Compare
Product Image of High Limit Switch, 100074280
High Limit Switch, 100074280
SKU: 100074280
Takagi
SKU: 100074280
Brand: Takagi
(1)
$12.37 each
In Stock
Get 34 by Mon, Jun 2
In Stock
Get 34 by Mon, Jun 2
Compare
Product Image of Kit, Rod, Flame, W/afr Function, 100224098
Kit, Rod, Flame, W/afr Function, 100224098
SKU: 100224098
AO Smith
SKU: 100224098
Brand: AO Smith
(1)
$20.34 each
In Stock
Get 22 by Mon, Jun 2
In Stock
Get 22 by Mon, Jun 2
Compare
Product Image of Flow Adjustment Valve/Flow Sensor (T-KJr2-IN/OS & T-K4-IN/OS), 100074351
$77.49 each
In Stock
Get 28 by Mon, Jun 2
In Stock
Get 28 by Mon, Jun 2
Compare
Product Image of Kit, Box, Surge, 100076100
Kit, Box, Surge, 100076100
SKU: 100076100
AO Smith
SKU: 100076100
Brand: AO Smith
(7)
$15.09 each
In Stock
Get 31 by Mon, Jun 2
In Stock
Get 31 by Mon, Jun 2
Compare
Product Image of Burner Window, 100074218
Burner Window, 100074218
SKU: 100074218
AO Smith
SKU: 100074218
Brand: AO Smith
(1)
$4.80 each
In Stock
Get 34 by Mon, Jun 2
In Stock
Get 34 by Mon, Jun 2
Compare
Product Image of Igniter, 100074237
Igniter, 100074237
SKU: 100074237
Takagi
SKU: 100074237
Brand: Takagi
(1)
$20.45 each
In Stock
Get 18 by Mon, Jun 2
In Stock
Get 18 by Mon, Jun 2
Compare
Product Image of O-ring P16 (FKM), 100076308
O-ring P16 (FKM), 100076308
SKU: 100076308
Takagi
SKU: 100076308
Brand: Takagi
$5.94 each
In Stock
Get 26 by Mon, Jun 2
In Stock
Get 26 by Mon, Jun 2
Compare
Product Image of Kit, Rod, Ignitor, 100224099
Kit, Rod, Ignitor, 100224099
SKU: 100224099
AO Smith
SKU: 100224099
Brand: AO Smith
$13.40 each
In Stock
Get 8 by Mon, Jun 2
In Stock
Get 8 by Mon, Jun 2
Compare
Product Image of EKN70 Flow Sensor (T-KJr & TK1S), 100076541
EKN70 Flow Sensor (T-KJr & TK1S), 100076541
SKU: 100076541
Takagi
SKU: 100076541
Brand: Takagi
(18)
$35.04 each
In Stock
Get 22 by Mon, Jun 2
In Stock
Get 22 by Mon, Jun 2
Compare
Product Image of Flame Rod Replacement, 100074523
Flame Rod Replacement, 100074523
SKU: 100074523
Takagi
SKU: 100074523
Brand: Takagi
(2)
$8.43 each
In Stock
Get 9 by Mon, Jun 2
In Stock
Get 9 by Mon, Jun 2
Compare
Product Image of Fan Motor, 100074606
Fan Motor, 100074606
SKU: 100074606
Takagi
SKU: 100074606
Brand: Takagi
(4)
$230.43 each
In Stock
Get 15 by Mon, Jun 2
In Stock
Get 15 by Mon, Jun 2
Compare
Product Image of Fan Motor for T-KJr2-IN/OS, 100074531
Fan Motor for T-KJr2-IN/OS, 100074531
SKU: 100074531
Takagi
SKU: 100074531
Brand: Takagi
(4)
$109.66 each
In Stock
Get 18 by Mon, Jun 2
In Stock
Get 18 by Mon, Jun 2
Compare
Product Image of Fan Motor, 100074228
Fan Motor, 100074228
SKU: 100074228
Takagi
SKU: 100074228
Brand: Takagi
$170.94 each
In Stock
Get 19 by Mon, Jun 2
In Stock
Get 19 by Mon, Jun 2
Compare
Product Image of Igniter Rod, 100074556
Igniter Rod, 100074556
SKU: 100074556
AO Smith
SKU: 100074556
Brand: AO Smith
(1)
$8.32 each
In Stock
Get 11 by Mon, Jun 2
In Stock
Get 11 by Mon, Jun 2
Compare
Product Image of Manifold Gasket, A, 100074229
Manifold Gasket, A, 100074229
SKU: 100074229
Takagi
SKU: 100074229
Brand: Takagi
$5.79 each
In Stock
Get 8 by Mon, Jun 2
In Stock
Get 8 by Mon, Jun 2
Compare
Product Image of Kit, Rod, Holder, 100074221
Kit, Rod, Holder, 100074221
SKU: 100074221
AO Smith
SKU: 100074221
Brand: AO Smith
$6.98 each
In Stock
Get 14 by Mon, Jun 2
In Stock
Get 14 by Mon, Jun 2
Compare
Product Image of Manifold Gasket, B, 100074230
Manifold Gasket, B, 100074230
SKU: 100074230
Takagi
SKU: 100074230
Brand: Takagi
$5.24 each
In Stock
Get 14 by Mon, Jun 2
In Stock
Get 14 by Mon, Jun 2
Compare
Product Image of Filter Assembly For T-H1, T-KJR, 100076538
Filter Assembly For T-H1, T-KJR, 100076538
SKU: 100076538
Takagi
SKU: 100076538
Brand: Takagi
(3)
$5.60 each
In Stock
Get 39 by Mon, Jun 2
In Stock
Get 39 by Mon, Jun 2
Compare
Product Image of Burner Holder Gasket, 100074217
Burner Holder Gasket, 100074217
SKU: 100074217
Takagi
SKU: 100074217
Brand: Takagi
$4.96 each
In Stock
Get 32 by Mon, Jun 2
In Stock
Get 32 by Mon, Jun 2
Compare
Product Image of Manifold Assembly w/ Gas Valve Assembly (NG), 100074672
$195.09 each
In Stock
Get 16 by Mon, Jun 2
In Stock
Get 16 by Mon, Jun 2
Compare
Product Image of O-ring P14 (FKM), 100076306
O-ring P14 (FKM), 100076306
SKU: 100076306
Takagi
SKU: 100076306
Brand: Takagi
$7.80 each
In Stock
Get 6 by Mon, Jun 2
In Stock
Get 6 by Mon, Jun 2
Compare
Product Image of Surge Box, 100074352
Surge Box, 100074352
SKU: 100074352
Takagi
SKU: 100074352
Brand: Takagi
(6)
$31.67 each
In Stock
Get 18 by Mon, Jun 2
In Stock
Get 18 by Mon, Jun 2
Compare
Product Image of Control Board (T-D2-IN/OS), 100074363
Control Board (T-D2-IN/OS), 100074363
SKU: 100074363
Takagi
SKU: 100074363
Brand: Takagi
(3)
$248.33 each
In Stock
Get 13 by Mon, Jun 2
In Stock
Get 13 by Mon, Jun 2
Compare
Product Image of Flame Sensor Gasket, AFR, 100224097
Flame Sensor Gasket, AFR, 100224097
SKU: 100224097
AO Smith
SKU: 100224097
Brand: AO Smith
(2)
$7.28 each
In Stock
Get 8 by Mon, Jun 2
In Stock
Get 8 by Mon, Jun 2
Compare
Product Image of Bypass Valve 510U, 100074625
Bypass Valve 510U, 100074625
SKU: 100074625
AO Smith
SKU: 100074625
Brand: AO Smith
$111.48 each
In Stock
Get 16 by Mon, Jun 2
In Stock
Get 16 by Mon, Jun 2
Compare
Product Image of Kit, Cable, Igniter, High Voltage, 100074224
$4.81 each
In Stock
Get 14 by Mon, Jun 2
In Stock
Get 14 by Mon, Jun 2
Compare
Product Image of Flame Rod Wire, 100074652
Flame Rod Wire, 100074652
SKU: 100074652
Takagi
SKU: 100074652
Brand: Takagi
$9.58 each
In Stock
Get 9 by Mon, Jun 2
In Stock
Get 9 by Mon, Jun 2
Compare
Product Image of Kit, Rod, Igniter, 100076244
Kit, Rod, Igniter, 100076244
SKU: 100076244
AO Smith
SKU: 100076244
Brand: AO Smith
$9.31 each
In Stock
Get 7 by Mon, Jun 2
In Stock
Get 7 by Mon, Jun 2
Compare
Product Image of Kit, Gasket, Burner, 100074216
Kit, Gasket, Burner, 100074216
SKU: 100074216
AO Smith
SKU: 100074216
Brand: AO Smith
$5.12 each
In Stock
Get 6 by Mon, Jun 2
In Stock
Get 6 by Mon, Jun 2
Compare
Product Image of Inlet Thermistor for T-KJr2-IN/OS & T-K4-IN/OS, 100074398
$14.95 each
In Stock
Get 8 by Mon, Jun 2
In Stock
Get 8 by Mon, Jun 2
Compare
Product Image of Inlet Water Filter, 100076077
Inlet Water Filter, 100076077
SKU: 100076077
Takagi
SKU: 100076077
Brand: Takagi
(1)
$5.66 each
In Stock
Get 10 by Mon, Jun 2
In Stock
Get 10 by Mon, Jun 2
Compare
Product Image of Kit, Rod, Ignitor, 100076318
Kit, Rod, Ignitor, 100076318
SKU: 100076318
AO Smith
SKU: 100076318
Brand: AO Smith
(1)
$18.61 each
In Stock
Get 10 by Mon, Jun 2
In Stock
Get 10 by Mon, Jun 2
Compare
Product Image of Rod Cap, 100074223
Rod Cap, 100074223
SKU: 100074223
AO Smith
SKU: 100074223
Brand: AO Smith
$5.54 each
In Stock
Get 20 by Mon, Jun 2
In Stock
Get 20 by Mon, Jun 2
Compare
Product Image of Flame Rod, 100076242
Flame Rod, 100076242
SKU: 100076242
Takagi
SKU: 100076242
Brand: Takagi
(1)
$10.69 each
In Stock
Get 5 by Mon, Jun 2
In Stock
Get 5 by Mon, Jun 2
Compare
Product Image of Manifold/Gas Valve Assembly (Natural Gas), 100224093
$296.37 each
In Stock
Get 17 by Mon, Jun 2
In Stock
Get 17 by Mon, Jun 2
Compare
Product Image of DV Exhaust Thermistor Assembly, 100074316
DV Exhaust Thermistor Assembly, 100074316
SKU: 100074316
Takagi
SKU: 100074316
Brand: Takagi
$18.37 each
In Stock
Get 7 by Mon, Jun 2
In Stock
Get 7 by Mon, Jun 2
Resources
FAQs, Manuals & Videos
Videos
Filter & Sort
547 items
Reset

SORT

Top Sellers
Default
Price ▲
Price ▼

Product Availability

Show In Stock Only (86)

Used With

T-D2-IN (LP) (81)
T-D2-IN (NG) (81)
T-D2-OS (LP) (81)
T-D2-OS (NG) (81)
T-D2U-IN (NG) (66)
T-D2U-OS (NG) (66)
T-H1 (LP) (67)
T-H1 (NG) (67)
T-H2-DV (LP) (104)
T-H2-DV (NG) (105)
See More

Price Range

$1 to $5 (108)
$5 to $10 (157)
$10 to $15 (46)
$15 to $20 (31)
$20 to $25 (15)
$25 to $30 (22)
$30 to $35 (10)
$35 to $40 (13)
$40 to $45 (13)
$45 to $50 (7)
See More
Clear All