logo
Quick Order
Sign in
  • Brands
  • Branch Locations
  • Showrooms
  • Promotions
Shop
  • Locations
  • Showrooms
  • Promotions
  • Create an Account
Customer Service
  • Contact Us
  • FAQs
  • Returns
  • Credit Application
  • Billtrust Payments
Corporate
  • About Us
  • Careers
  • Subsidiaries
Divisions
  • Plumbing
  • Fire & Fabrication
  • HVAC
  • Municipal
  • Waterworks
Stay Connected
  • Facebook
  • LinkedIn
  • Instagram
  • Youtube
Don’t miss exclusive updates, expert tips, and special offers. Join our email list and make sure you never miss out!
  • Subscribe Now
  • Newsletter Signup
©2025 Etna Supply Company. All Rights Reserved.
  • Privacy Policy
  • Terms of Use
  • Home/
  • Water Heater Parts

Water Heater Parts

Water heater parts ensure efficient, reliable heating in homes and businesses.
Water Heater Elements Image

Water Heater Elements

Water Heater Baffle Assemblies Image

Water Heater Baffle Assemblies

Water Heater Burners Image

Water Heater Burners

Water Heater Circuit & Control Boards Image

Water Heater Circuit & Control Boards

Water Heater Controls Image

Water Heater Controls

Water Heater Discharge Tubes Image

Water Heater Discharge Tubes

Water Heater Doors, Guards, & Panels Image

Water Heater Doors, Guards, & Panels

Water Heater Gaskets & Hardware Image

Water Heater Gaskets & Hardware

Water Heater Heat Exchangers Image

Water Heater Heat Exchangers

Water Heater Manifolds Image

Water Heater Manifolds

Water Heater Pilots & Ignitors Image

Water Heater Pilots & Ignitors

Water Heater Replacement Parts & Access. Image

Water Heater Replacement Parts & Access.

Water Heater Storage Tanks Image

Water Heater Storage Tanks

Water Heater Switches Image

Water Heater Switches

Water Heater Thermostats & Sensors Image

Water Heater Thermostats & Sensors

Water Heater Valves Image

Water Heater Valves

Brand

Nominal Size

End Style

Length

Type

Color

Color/Finish

Material

Connection Type

Showing 16 of 827 Results

ACV TTP1-14E

ACV TTP1-14E

PN: 29805
MPN: TTP1-14E

What's the price?

Sign in or Register for Pricing and Inventory

ADEY FL1-03-02988

ADEY FL1-03-02988

PN: 543965
MPN: FL1-03-02988

What's the price?

Sign in or Register for Pricing and Inventory

ADEY FL1-03-05010-US MAGNACLEAN CMX NANO FILTER

ADEY FL1-03-05010-US MAGNACLEAN CMX NANO FILTER

PN: 746240
MPN: FL1-03-05010-US

What's the price?

Sign in or Register for Pricing and Inventory

Amtrol® 2704-093

Amtrol® 2704-093

PN: 31093
UPC: 642031390028
MPN: 2704-093

What's the price?

Sign in or Register for Pricing and Inventory

AO Smith® 100109503

AO Smith® 100109503

PN: 676210
UPC: 020363125844
MPN: 100109503

What's the price?

Sign in or Register for Pricing and Inventory

AO Smith® 100109516

AO Smith® 100109516

PN: 640712
UPC: 020363125974
MPN: 100109516

What's the price?

Sign in or Register for Pricing and Inventory

AO Smith® 100109520

AO Smith® 100109520

PN: 676174
UPC: 020363126018
MPN: 100109520

What's the price?

Sign in or Register for Pricing and Inventory

AO Smith® 100110383

AO Smith® 100110383

PN: 631328
UPC: 020363145262
MPN: 100110383

What's the price?

Sign in or Register for Pricing and Inventory

AO Smith® 100112336

AO Smith® 100112336

PN: 151400
UPC: 020363173050
MPN: 100112336

What's the price?

Sign in or Register for Pricing and Inventory

AO Smith® 100112338

AO Smith® 100112338

PN: 154695
UPC: 020363173111
MPN: 100112338

What's the price?

Sign in or Register for Pricing and Inventory

AO Smith® 100112339

AO Smith® 100112339

PN: 472171
UPC: 020363173128
MPN: 100112339

What's the price?

Sign in or Register for Pricing and Inventory

AO Smith® 100123717

AO Smith® 100123717

PN: 471844
UPC: 671657010782
MPN: 100123717

What's the price?

Sign in or Register for Pricing and Inventory

AO Smith® 9007876005

AO Smith® 9007876005

PN: 151369
UPC: 020363172978
MPN: 9007876005

What's the price?

Sign in or Register for Pricing and Inventory

AO Smith® 9007877005

AO Smith® 9007877005

PN: 151359
UPC: 020363172985
MPN: 9007877005

What's the price?

Sign in or Register for Pricing and Inventory

AO Smith® UN-LIME® 100110460

AO Smith® UN-LIME® 100110460

PN: 228366
UPC: 020363146375
MPN: 100110460

What's the price?

Sign in or Register for Pricing and Inventory

APCOM 100108301

APCOM 100108301

PN: 530677
UPC: 020363104849
MPN: 100108301

What's the price?

Sign in or Register for Pricing and Inventory

APCOM 100108372 Thermocouple

APCOM 100108372 Thermocouple

PN: 932373
UPC: 020363106386
MPN: 100108372

What's the price?

Sign in or Register for Pricing and Inventory

APCOM 100108780

APCOM 100108780

PN: 530688
UPC: 020363120269
MPN: 100108780

What's the price?

Sign in or Register for Pricing and Inventory

APCOM 100108960 Water Heater Element, 120 VAC, 3000 W, Silicone Copper Sheath

APCOM 100108960 Water Heater Element, 120 VAC, 3000 W, Silicone Copper Sheath

PN: 932289
UPC: 020363133320
MPN: 100108960

What's the price?

Sign in or Register for Pricing and Inventory

APCOM 100109221 Piezo Igniter Assembly, For Use With: Model LT(N/L) 05065/05065ST, LTN/LTL 06565/06565ST Residential Water Heater

APCOM 100109221 Piezo Igniter Assembly, For Use With: Model LT(N/L) 05065/05065ST, LTN/LTL 06565/06565ST Residential Water Heater

PN: 932370
UPC: 020363151669
MPN: 100109221

What's the price?

Sign in or Register for Pricing and Inventory

APCOM 100109913

APCOM 100109913

PN: 238266
UPC: 020363137410
MPN: 100109913

What's the price?

Sign in or Register for Pricing and Inventory

APCOM 100110899

APCOM 100110899

PN: 530715
UPC: 020363154462
MPN: 100110899

What's the price?

Sign in or Register for Pricing and Inventory

APCOM 100112694

APCOM 100112694

PN: 223315
UPC: 020363178123
MPN: 100112694

What's the price?

Sign in or Register for Pricing and Inventory

APCOM 100113155 Power Supply Assembly, For Use With Model 300/400/500 and 200/201 Series Commercial Gas Water Heater

APCOM 100113155 Power Supply Assembly, For Use With Model 300/400/500 and 200/201 Series Commercial Gas Water Heater

PN: 932522
UPC: 020363183936
MPN: 100113155

What's the price?

Sign in or Register for Pricing and Inventory

APCOM 100316045

APCOM 100316045

PN: 673229
UPC: 671657260507
MPN: 100316045

What's the price?

Sign in or Register for Pricing and Inventory

APCOM 100316045

APCOM 100316045

PN: 798408
UPC: 671657260507
MPN: 100316045

What's the price?

Sign in or Register for Pricing and Inventory

Apollo™ 1420608 Safety Relief Valve, 2-1/2 in

Apollo™ 1420608 Safety Relief Valve, 2-1/2 in

PN: 200531
UPC: 670750498381
MPN: 1420608

What's the price?

Sign in or Register for Pricing and Inventory

Camco 02143

Camco 02143

PN: 33684
UPC: 14717021432
MPN: 02143

What's the price?

Sign in or Register for Pricing and Inventory

Camco 08304

Camco 08304

PN: 168890
UPC: 014717083041
MPN: 08304

What's the price?

Sign in or Register for Pricing and Inventory

Camco 08314

Camco 08314

PN: 168891
UPC: 014717083140
MPN: 08314

What's the price?

Sign in or Register for Pricing and Inventory

EEMAX EX410SP

EEMAX EX410SP

PN: 77274
UPC: 9165490353
MPN: EX410SP

What's the price?

Sign in or Register for Pricing and Inventory

Hydrolevel 45-1105

Hydrolevel 45-1105

PN: 35623
UPC: 642277441157
MPN: 45-1105

What's the price?

Sign in or Register for Pricing and Inventory

KD Navien® 20006949A

KD Navien® 20006949A

PN: 364160
UPC: 884954480145
MPN: 20006949A

What's the price?

Sign in or Register for Pricing and Inventory

KD Navien® 20006958A

KD Navien® 20006958A

PN: 392961
UPC: 884954470191
MPN: 20006958A

What's the price?

Sign in or Register for Pricing and Inventory

KD Navien® 20011380A

KD Navien® 20011380A

PN: 438716
UPC: 884954354095
MPN: 20011380A

What's the price?

Sign in or Register for Pricing and Inventory

KD Navien® 20017210A

KD Navien® 20017210A

PN: 352598
UPC: 884954480169
MPN: 20017210A

What's the price?

Sign in or Register for Pricing and Inventory

KD Navien® 20017759A

KD Navien® 20017759A

PN: 850742
UPC: 884954304687
MPN: 20017759A

What's the price?

Sign in or Register for Pricing and Inventory

KD Navien® 20018013A

KD Navien® 20018013A

PN: 408786
UPC: 884954361680
MPN: 20018013A

What's the price?

Sign in or Register for Pricing and Inventory

KD Navien® 30000182A

KD Navien® 30000182A

PN: 352859
UPC: 884954053516
MPN: 30000182A

What's the price?

Sign in or Register for Pricing and Inventory

KD Navien® 30000609A

KD Navien® 30000609A

PN: 154520
UPC: 884954041568
MPN: 30000609A

What's the price?

Sign in or Register for Pricing and Inventory

KD Navien® 30003307E

KD Navien® 30003307E

PN: 381831
MPN: 30003307E

What's the price?

Sign in or Register for Pricing and Inventory

KD Navien® 30004680A

KD Navien® 30004680A

PN: 156279
UPC: 884954850047
MPN: 30004680A

What's the price?

Sign in or Register for Pricing and Inventory

KD Navien® 30004684A

KD Navien® 30004684A

PN: 350769
UPC: 884954850030
MPN: 30004684A

What's the price?

Sign in or Register for Pricing and Inventory

KD Navien® 30004837B

KD Navien® 30004837B

PN: 352595
UPC: 884954180038
MPN: 30004837B

What's the price?

Sign in or Register for Pricing and Inventory

KD Navien® 30008171A

KD Navien® 30008171A

PN: 656958
UPC: 884954357430
MPN: 30008171A

What's the price?

Sign in or Register for Pricing and Inventory

KD Navien® 30008245A

KD Navien® 30008245A

PN: 500437
MPN: 30008245A

What's the price?

Sign in or Register for Pricing and Inventory

KD Navien® 30008360A

KD Navien® 30008360A

PN: 486591
MPN: 30008360A

What's the price?

Sign in or Register for Pricing and Inventory

KD Navien® 30008571A

KD Navien® 30008571A

PN: 52251
UPC: 884954361420
MPN: 30008571A

What's the price?

Sign in or Register for Pricing and Inventory

KD Navien® 30008624B

KD Navien® 30008624B

PN: 634044
UPC: 884954033334
MPN: 30008624B

What's the price?

Sign in or Register for Pricing and Inventory

KD Navien® 30008673A

KD Navien® 30008673A

PN: 641600
UPC: 884954361345
MPN: 30008673A

What's the price?

Sign in or Register for Pricing and Inventory

KD Navien® 30008825A

KD Navien® 30008825A

PN: 664807
UPC: 884954306261
MPN: 30008825A

What's the price?

Sign in or Register for Pricing and Inventory

KD Navien® 30009323A

KD Navien® 30009323A

PN: 383490
UPC: 884954888026
MPN: 30009323A

What's the price?

Sign in or Register for Pricing and Inventory

KD Navien® 30009933A

KD Navien® 30009933A

PN: 339954
UPC: 884954110530
MPN: 30009933A

What's the price?

Sign in or Register for Pricing and Inventory

KD Navien® 30010537A

KD Navien® 30010537A

PN: 248340
UPC: 884954322162
MPN: 30010537A

What's the price?

Sign in or Register for Pricing and Inventory

KD Navien® 30010747A

KD Navien® 30010747A

PN: 481312
UPC: 884954270036
MPN: 30010747A

What's the price?

Sign in or Register for Pricing and Inventory

KD Navien® 30010780B

KD Navien® 30010780B

PN: 352423
UPC: 884954811505
MPN: 30010780B

What's the price?

Sign in or Register for Pricing and Inventory

KD Navien® 30010950A

KD Navien® 30010950A

PN: 334074
MPN: 30010950A

What's the price?

Sign in or Register for Pricing and Inventory

KD Navien® 30011259C

KD Navien® 30011259C

PN: 684524
UPC: 884954320359
MPN: 30011259C

What's the price?

Sign in or Register for Pricing and Inventory

KD Navien® 30012950A

KD Navien® 30012950A

PN: 328128
UPC: 884954320298
MPN: 30012950A

What's the price?

Sign in or Register for Pricing and Inventory

KD Navien® 30014189B

KD Navien® 30014189B

PN: 703298
UPC: 884954056760
MPN: 30014189B

What's the price?

Sign in or Register for Pricing and Inventory

1 - 60 of 827

Water heater parts are critical for maintaining the efficiency and reliability of heating systems in residential and commercial applications. This category includes components such as thermostats, heating elements, and valves designed to ensure optimal water heating performance.