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Peerless Boiler Replacement Parts

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Product Image of Harness Pf200-399 Supply Adapt, 54421
$28.98 each
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Product Image of Hose Thermaflex S-tl 4" (1 ft.), 54444
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Product Image of Harness Lim/lwco/mtr Spd Ctrl, 54547
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Product Image of Pipe Vent 4 In X 24 In Lg Pvp, 54574
$168.09 each
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Product Image of Fuel Unit Suntec Ot245a Wb90, 54593
$571.09 each
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Product Image of Screw M5-0.80 X 12mm Hex Hd, 5688
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Product Image of Elbow 1 Brs, 5558-PEERLESS
Elbow 1 Brs, 5558-PEERLESS
SKU: 5558-PEERLESS
Peerless Boilers
SKU: 5558-PEERLESS
$64.50 each
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Product Image of Sect Lc Inter Lwco 50#, 86005
Sect Lc Inter Lwco 50#, 86005
SKU: 86005-PEERLESS
Peerless Boilers
SKU: 86005-PEERLESS
$5,191.30 each
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Product Image of Ctn C Lc Rear Flue 12", 86042
$2,072.59 each
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Product Image of Ctn E Lc Section Assembly Kit, 86054
$2,072.47 each
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Product Image of Washer Flat 5/16 Uss Zinc, 86
Washer Flat 5/16 Uss Zinc, 86
SKU: 86-PEERLESS
Peerless Boilers
SKU: 86-PEERLESS
$3.18 each
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Product Image of Locknut Plastic - 3/4, 5863
$3.18 each
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Product Image of Leveling Legs 3/8-16 Pp Base, 5659
$28.98 each
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Product Image of Tee 7" Ss Fswbt7wtp W/ Tst Prt, 5747
$745.28 each
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Product Image of Adapter Fasnseal 810005222, 5749
$678.39 each
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Product Image of Adapter 1/8-28 Bsp To 1/8 Idt, 5766
$13.97 each
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Product Image of Terminal Block He42st/6, 5547-PEERLESS
$23.68 each
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Product Image of Sasbl 900lb W/ Enclosure, 5954
$171.29 each
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Product Image of Sasbl Supply Flex Stainless, 5957
$99.04 each
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Product Image of Gvl Mbc-wnd 1000/602 155 Vac, 54598
$2,281.95 each
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Product Image of Ctrl/dspy Pf200 9e Software, 54713
$1,046.74 each
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Product Image of Dspy 852rt053ra5l Pfc, 54734
$644.89 each
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Product Image of Screw Set M5 X 20mm, 54774
$3.18 each
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Product Image of Hx Iso Deflector Insul, 54793
$36.58 each
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Product Image of Harness Thermostat/od Sensor, 54545
$58.83 each
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Product Image of Pipe Vent Ext 4 In X 12 In Pvp, 54577
$125.93 each
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Product Image of Ctrl 852mn/t Prog For Pf1500, 54613-PEERLESS
$662.68 each
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Product Image of Harness J5m Mstr Pf-1500, 54614-PEERLESS
Harness J5m Mstr Pf-1500, 54614-PEERLESS
SKU: 54614-PEERLESS
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SKU: 54614-PEERLESS
$156.37 each
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Product Image of Insul Burner Mtg Plt Pf1500, 54654
$45.15 each
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Product Image of Iso Retention Clamp, 54723
$3.18 each
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Product Image of Sidewall Vent Termination Kit (DuraVent 47PVP-OKA), 54086
$954.37 each
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Product Image of Screw 4mm X 10mm Pan, 54784
$3.18 each
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Product Image of Flg 90 Dungs Gb 3/4 Npt, 5543
$99.04 each
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Product Image of Screw M4-0.70 X 30mm Phil Hd, 54125
$12.85 each
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Product Image of Tube Pvc Clear 5/8" Id, 5416
$5.37 each
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Product Image of Burner Carlin Ez-h2l Wb90-03, 8051
Burner Carlin Ez-h2l Wb90-03, 8051
SKU: 8051-PEERLESS
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SKU: 8051-PEERLESS
$5,204.52 each
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Product Image of Base Mi-04, 7801
$597.23 each
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Product Image of Tape Knitted 1 X 1/16, 99
Tape Knitted 1 X 1/16, 99
SKU: 99-PEERLESS
Peerless Boilers
SKU: 99-PEERLESS
$4.11 each
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Product Image of Flue Collector EC-04 Ctn #14, 99537
$357.19 each
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Product Image of Flue Collector Sc-08 Ctn #14, 99542
$1,453.57 each
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Product Image of Tee Nylon Hose 1/8 X 1/8 X 1/4, 6164
$13.97 each
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Product Image of Slow Blow Fuse (3.15 Amp, 250V), 5650
Slow Blow Fuse (3.15 Amp, 250V), 5650
SKU: 5650-PEERLESS
Peerless Boilers
SKU: 5650-PEERLESS
$17.51 each
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Product Image of Gasket Tankless Coil Tc, 74019
$86.24 each
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Product Image of Sect 63 Inter /tt1000, 90028
$868.22 each
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Product Image of Sect 63 Inter W/lugs /tt1000-1, 90029
$878.24 each
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Product Image of Sect 63 Right End/tt1001, 90030
$1,677.05 each
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Product Image of Jkt Sc/sct-10 Ctn, 90310
$1,659.81 each
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Product Image of Block Wbv-03 Water Closed Pkg, 90186
$4,305.34 each
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More About Peerless Boiler Parts

Peerless Boiler Parts cover the replacement components needed to service Peerless residential and commercial gas and oil-fired boilers, manufactured by PB Heat, LLC. Peerless boilers commonly ship with HydroStat temperature control, which manages fuel-saving operation and includes low water cutoff protection, along with the option of a Carlin EZ Series burner featuring LCD diagnostics on select models. Because Peerless covers both residential and commercial product lines across oil and gas fuel types, correctly identifying the specific boiler model before ordering parts is essential, since components are not universally interchangeable across the full product range. Locating the model number on the boiler's nameplate is the starting point for any parts search.

Subcategories

  • Gas Valves and Ignition Components: Gas valves and ignition components control fuel delivery and start combustion in gas-fired Peerless boilers. These parts see routine wear from constant cycling and are among the more frequently replaced components on an aging boiler. Matching the exact valve or ignition part to the specific boiler model is necessary, since gas train components vary across the Peerless product line. A boiler that fails to ignite or that ignites inconsistently is a common symptom pointing to this category.
  • Controls and HydroStat Components: This category covers the control components tied to Peerless boilers equipped with HydroStat temperature control, including the fuel-saving and low water cutoff functions built into that system. These controls manage when and how the boiler fires based on system demand and safety conditions, making them a critical safety-related replacement rather than a cosmetic one. Confirming the specific control board or sensor matches the boiler's HydroStat configuration avoids installing an incompatible part. Diagnostic troubleshooting on a HydroStat-equipped boiler typically starts by checking these components against the manufacturer's fault code guidance.
  • Burners and Combustion Parts: Burner and combustion parts include components for Peerless boilers fitted with the optional Carlin EZ Series burner as well as standard factory burner assemblies. The Carlin EZ Series adds LCD diagnostics on select models, which simplifies troubleshooting but also means replacement parts for that burner option differ from a standard burner setup. Combustion components require exact model matching since burner assemblies are engineered around the specific firing rate and boiler design they serve. Technicians should confirm whether a given boiler uses the standard burner or the Carlin EZ option before ordering.
  • Gaskets and Seals: Gaskets and seals maintain the pressure and combustion integrity of a Peerless boiler's sections, flue connections, and access points. These wear over time from repeated heating and cooling cycles and are routinely replaced during boiler maintenance or when a leak develops. Section gaskets in particular require matching to the specific boiler model's section design, since Peerless boilers vary in section count and configuration across the product line. Replacing gaskets during any service call that opens the boiler's sections is standard practice to avoid a repeat visit for a leak that develops after reassembly.

Buying Guide

The first step in ordering Peerless Boiler Parts is confirming the exact model number from the boiler's nameplate, since Peerless, manufactured by PB Heat, LLC, covers a broad range of residential and commercial boilers across both oil and gas fuel types, and parts are not interchangeable across that full range. A boiler equipped with HydroStat temperature control has its own set of control components tied to that system's fuel-saving and low water cutoff functions, and those parts need to match the specific HydroStat configuration installed rather than a generic control part. Boilers fitted with the optional Carlin EZ Series burner, which adds LCD diagnostics on select models, require combustion parts specific to that burner rather than parts built for a standard factory burner assembly, so confirming which burner configuration is installed matters before ordering ignition or combustion components. Gasket and seal replacement is routine maintenance work that comes up any time a boiler's sections are opened for service, and section gaskets in particular need to match the specific section design and count for that model. Working from the nameplate model number, rather than approximate boiler age or general boiler type, is the most reliable way to identify correct replacement parts across gas valves, controls, burners, and gaskets alike, and it avoids the back-and-forth of ordering a part that turns out not to fit.

Frequently Asked Questions

Where do I find the model number needed to order Peerless boiler parts?

The model number is located on the boiler's nameplate. It is the starting point for identifying correct replacement parts, since components vary across the Peerless product line.

What is HydroStat temperature control?

HydroStat is a control system used on many Peerless boilers that manages fuel-saving operation and includes low water cutoff protection as a safety function.

What is the Carlin EZ Series burner option?

The Carlin EZ Series is an optional burner available on select Peerless models that adds LCD diagnostics, simplifying troubleshooting compared to a standard factory burner.

Are Peerless boiler parts interchangeable across different models?

No. Peerless covers a wide range of residential and commercial boilers across oil and gas fuel types, and parts such as gas valves, controls, and gaskets need to match the specific model.

When should gaskets be replaced on a Peerless boiler?

Gaskets and seals wear from repeated heating and cooling cycles and should be replaced any time a boiler's sections are opened for service, or when a leak develops.