SEARCH
CALL
800-536-1582
For a faster response
Email Us
-
SEARCH
Pool Heater Replacement Parts
Hayward Pool Heater Parts
Jandy Pool Heater Parts
Lochinvar Pool Heater Parts
Pentair Pool Heater Parts
Raypak Pool Heater Parts
Rheem Pool Heater Parts
Sta-Rite Pool Heater Parts
Teledyne Laars Pool Heater Parts
Zodiac Pool Heater Parts
Water Heater Replacement Parts
A.O. Smith Water Heater Parts
Baxi Water Heater Parts
Bradford White Water Heater Parts
Camus Water Heater Parts
Heatmaker Water Heater Parts
IBC Water Heater Parts
Lochinvar Water Heater Parts
NTI Water Heater Parts
Natco Water Heater Parts
RBI Water Heater Parts
Raypak / Rheem Water Heater Parts
Teledyne Laars Water Heater Parts
Triangle Tube Water Heater Parts
Heating System Replacement Parts
A.O. Smith Heating System Parts
Advanced Thermal Hydronics Heating System Parts
Argo Heating System Parts
Baxi Heating System Parts
Burnham Heating System Parts
Camus Heating System Parts
Carrier Heating System Parts
Crown Boiler Heating System Parts
Dunkirk Heating System Parts
ECR International Heating System Parts
Embassy Heating System Parts
Fenwal Heating System Parts
HTP Heating System Parts
Heatmaker Heating System Parts
HydroTherm Heating System Parts
IBC Heating System Parts
Johnson Controls Heating System Parts
Laars Heating System Replacement Parts
Lochinvar Heating System Parts
NTI Heating System Parts
Olsen Heating System Parts
Onex/Cosmogas Heating System Parts
Pennco Heating System Parts
RBI Heating System Parts
Raypak / Rheem Heating System Parts
Reznor Heating System Parts
Roberts Gordon Heating System Parts
Slant/Fin Heating System Parts
Smith Heating System Parts
Sterling Heating System Parts
Triangle Tube Heating System Parts
Utica Heating System Parts
Velocity Boiler Works Heating System Parts
Viessmann Heating System Parts
Contact Us
FAQs
Get the Parts You Need Fast –
Over 15 Years of Quality & Trust
4.96/5
Shipping by Our USA Team
Direct to You
HTR 300 / 460734 / 460735
Pool Heaters Pentair MasterTemp HTR 300
Click on this picture below to find your parts
MasterTemp Manual
(Acrobat Reader Required)
Filters
Filters
Sort By:
Price: Low to High
Price: High to Low
Most Popular
Title
Manufacturer
Newest
Oldest
Availability
Products per page
15 per page
30 per page
60 per page
90 per page
100 per page
Apply Filters
Pentair
472610Z
Membrane Replacement Switch MT
Pentair
Pentair 472610Z Membrane Replacement Switch MT
$129.80
Sta-Rite
42001-0053S
Thermister
Sta-Rite
$89.53
Sta-Rite
42001-0063S
Hi-Limit Switch
Sta-Rite
Sta-Rite 42001-0063S Hi-Limit Switch
$70.08
Pentair/Sta-Rite
77707-0054
Igniter & Gasket Kit HTR
Pentair
Sta-Rite 77707-0054 Igniter & Gasket Kit HTR
$101.18
$70.82
Sta-Rite
77707-0010
Thermal Regulator Package
Sta-Rite
Sta-Rite 77707-0010 Thermal Regulator Package
$87.53
Pentair/Sta-Rite
42002-0007S
Kit Control Board Basic
Pentair
Pentair/Sta-Rite 42002-0007S Kit Control Board Basic
$735.43
Sta-Rite
42001-0052S
Ignition Control Module, Digital
Sta-Rite
Sta-Rite 42001-0052S Ignition Control Module, Digital
$354.18
$294.34
Pentair
77707-0001
Manifold Bypass Valve
Pentair
Pentair 77707-0001 Manifold Bypass Valve
$48.00
Pentair
42001-0061S
Air Flow Switch
Pentair
Pentair 42001-0061S Air Flow Switch
$155.02
Pentair
42002-0024S
Stack Flue SVC Kit
Pentair
Pentair 42002-0024S Stack Flue SVC Kit
$134.70
Pentair
42001-0030S
Igniter Bracket SVC
Pentair
Pentair 42001-0030S Igniter Bracket SVC
$43.99
Pentair
42001-0056S
Terminal Strip Kit HTR
Pentair
Pentair 42001-0056S Terminal Strip Kit HTR
$50.67
Pentair
42001-0060S
Pressure Switch SVC
Pentair
Pentair 42001-0060S Pressure Switch SVC
$77.33
Pentair
42001-0105S
Volt Plug Kit
Pentair
Pentair 42001-0105S Volt Plug Kit
$50.67
Pentair
42001-0107S
Transformer, 115V or 230V
Pentair
Pentair 42001-0107S Transformer, 115V or 230V
$63.90
Pentair
42002-0005S
Metal Vent Cover
Pentair
Pentair 42002-0005S Metal Vent Cover
$147.93
Pentair
42002-0025S
Automatic Gas Shutoff Switch
Pentair
Pentair 42002-0025S Automatic Gas Shutoff Switch
$47.34
Pentair
77707-0011
Blower and Adapter Plate Gasket Kit
Pentair
Pentair 77707-0011 Blower and Adapter Plate Gasket Kit
$72.88
Pentair
77707-0017
Connector Tube Kit
Pentair
Pentair 77707-0017 Connector Tube Kit
$61.47
Pentair
77707-0118
Coil and Tubesheet Sealing O-Ring Kit
Pentair
Pentair 77707-0118 Coil and Tubesheet Sealing O-Ring Kit
$42.97
Sta-Rite and Pentair MasterTemp
42001-0051S
SVC Kit Combustion Gas Valve
Sta-Rite
$491.48
Pentair
42001-0104S
Wire Harness Dual Volt
Pentair
$307.25
Pentair
38000-0007S
SVC Kit Thermo Regulator
Pentair
$63.02
Pentair
35505-1313
ORING 2-326 BN
Pentair
$5.01
Pentair
32850-0099
Fuse for Term Board
Pentair
$6.70
Pentair
473715Z
Relief Valve 50 PSI RPLCMNT
Pentair
$0.01
Pentair
473716Z
Kit Pressure Switch
Pentair
$274.52
Pentair
77707-0120
O-Ring Kit Manifold/Tube
Pentair
$43.16
Pentair
460923
Kit, by-Pass Valve
Pentair
$411.57
Pentair
460924
Kit Thermal Regulator
Pentair
$210.30
Pentair
42001-0066S
Gasket Ignitor SVC
Pentair
$3.67
Pentair
472648Z
Kit ByPass Acc Plug
Pentair
$295.06
Pentair
460757
Combustion BLWR 300K NA
Pentair
$724.24
Pentair
460758
Kit Combustion BLWR 300K LP
Pentair
$613.97
Pentair
460759
Kit Air Orifice 300K
Pentair
$57.62
Pentair
77707-0008
Serv Kit Kaowool Insul Pool Heater
Pentair
$176.48
Pentair
42001-0074S
SVC Kit LWR ENC INSUL
Pentair
$46.08
Pentair
77707-0233
Tubesheet Coil Kit 333K
Pentair
$1,021.11
Pentair
77707-0015
Manifold Kit 333K
Pentair
$543.73
Pentair
77707-0203
Flameholder Kit, Model 300, (includes items # 10,11,12,13,& flameholder insert)
Pentair
$143.06
Pentair
42002-0033Z
Side Panel (Manifold)
Pentair
Pentair 42002-0033Z Side Panel (Manifold)
$283.39
Pentair
42002-0034Z
Heater Top
Pentair
Pentair 42002-0034Z Heater Top
$308.26
Pentair
42002-0039Z
Side Panel (Service Panel)
Pentair
Pentair 42002-0039Z Side Panel (Service Panel)
$292.69
Pentair
U78-60ZPS
Zinc Plug 428-60 PS
Pentair
Pentair U78-60ZPS Zinc Plug 428-60 PS
$5.80
Pentair
42001-0402
Half Union Package 2 in.SLP
Pentair
$36.46
Pentair
42001-0058S
Wiring Harness Pool Heater
Pentair
$261.25
Pentair
42002-0035Z
HEATER DISPLAY COVER
Pentair
Pentair 42002-0035Z HEATER DISPLAY COVER
$50.65
Pentair
461007
Repair Tool Kit ASME
Pentair
$155.43
Pentair
42002-0031Z
MT BOTTOM CVR
Pentair
Pentair 42002-0031Z MT BOTTOM CVR
$134.89
Pentair
42002-0041Z
MT JBOX COVER
Pentair
Pentair 42002-0041Z MT JBOX COVER
$20.15
Pentair
U178-920P
Drain Plug
Pentair
Pentair U178-920P Drain Plug
$15.04
Pentair
460807
6-Tube Pressure Vessel Kit (ASME) NLA
Pentair
$0.01
Pentair
460753
Kit Gas Orifice 300K NAT
Pentair
$40.65
Pentair
460754
Kit Gas Orifice 300K LP
Pentair
$40.65
Pentair
460755
Kit Conversion NA-LP 300K
Pentair
$42.03
Pentair
460756
Kit Conversion LP-NA 300K
Pentair
$42.03
Pentair
38404-4097S
3/4 in. Union
Pentair
Pentair 38404-4097S 3/4 in. Union
$28.64
Pentair
42001-0200S
One Piece Metal Chamber and Combustion Chamber Assembly
Pentair
Pentair 42001-0200S One Piece Metal Chamber and Combustion Chamber Assembly
$403.63
Pentair
42001-0214S
One Piece Metal Elbow and Combustion Chamber Cover Assembly
Pentair
Pentair 42001-0214S One Piece Metal Elbow and Combustion Chamber Cover Assembly
$1,238.28
Pentair
42002-0032Z
Side Panel (Flue Stack)
Pentair
Pentair 42002-0032Z Side Panel (Flue Stack)
$244.39
Pentair
42001-0114S
Air Orifice Grill, NLA
Pentair
$0.01