Low-Voltage 24V Control Transformer (P/N 4045)
$47.97This 24V Transformer (p/n 4045) safely converts line voltage for use with low-voltage controls .
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This 24V Transformer (p/n 4045) safely converts line voltage for use with low-voltage controls .

This manually operated 3/4 ′′ FIP brass 3-Way Valve (p/n 330) controls water flow .

This 185−225 ∘ F snap disc (p/n 3533) acts as a replacement transition box back burn safety switch for various Maxim models.


This 310 Stainless Steel aerator supplies oxygen to the fuel for the most complete combustion in the Maxim furnace .

This 4−Quart galvanized ash scoop (p/n 315) is the ideal tool for cleaning ashes from the furnace .

This relay (p/n 9504) is the direct replacement electrical component for all Maxim furnace models.

This shock (p/n 4265) is the replacement for the hopper lid spring on M175 or M250/M255 P Maxim models .

This is the replacement burn chamber gasket (p/n 6179) for M175 furnace models .

This is the replacement thermocouple (p/n 4095) for monitoring the burn chamber temperature in M175 furnace models .

This turbulator (p/n 6435) is the replacement heat transfer component for the Maxim M175 furnace model .

This replacement vent cap (p/n 319) for M175 models prevents water loss and indicates the water level.

This is the replacement hi-temp ceramic thermocouple (p/n 9257) for the Burn Chamber sensor in M250/M255 P models.

This is the replacement electrode ignitor (p/n 9896) for the burner assembly on Maxim $mathbf{250~&~255~P}$ models .

This FireStar Controller (p/n 2000086−SP) is the direct replacement control unit for M250/M255 P Maxim models .

This gasket seals the inspection window, which is 2 ′′ x 2 ′′ (p/n 9254) or 2 ′′ x 3 ′′ (p/n 9527) depending on the M250/M255 P serial number .

Replacement inspection window glass is available in 2 ′′ x 2 ′′ (p/n 9254) or 2 ′′ x 3 ′′ (p/n 9527) sizes, depending on the M250/M255 P furnace serial number .

Replacement inspection window glass (p/n 9254/9527) for M250/M255 P models must be selected based on the furnace serial number .

This replacement vent cap (p/n 9220) for M250/M255 P models prevents water loss and indicates the water level .

This is the specific replacement gasket (p/n 6000026) for the burn chamber in M255 PE models .

This p/n 9296 thermal valve body is a replacement part for Maxim models and must be used with the separate thermal valve probe (p/n 9297) .

This thermal valve probe assembly (p/n 9297) is the temperature-sensing component for Maxim thermal valve systems .

This kit (p/n 4302) replaces the water temperature sensor and lead wires for Maxim M175 and M250/M255 P models .

This category includes three different Tee connectors (p/n 133, p/n 3850, p/n 418) for pump venting, domestic water, and 1−1/4 ′′ thermostatic valve installation.

This Snap-Action Switch is a universal replacement for the Bypass Alarm Switch and the Gas Burner Switch on various E-Classic and Classic Edge models .

This Pump Panel Extension Kit (p/n 2500164) provides extra mounting space for installing more than one pump on Classic Edge 350 or 550 models .


The Hex Bushing, 3/4”X1/8” is an NPT threaded component used to reduce a 3/4 ′′ connection down to 1/8 ′′ .

This Photoelectric Eye is a direct replacement part for various furnaces to sense light for operational control.

The Stainless Steel Air Channel Front (p/n 2500238) is the replacement part for early Classic Edge 350 models (serial numbers prior to G300479).

This refers to the optional $mathbf{24text{-Volt~Non-programmable~Thermostat}$ (p/n 8200008) used to manage the temperature settings of the Central Boiler fan−forced convector .

This refers to the optional 24-Volt Programmable Thermostat (p/n 588) used to manage the temperature settings of the Central Boiler fan-forced convector .


This product offers a choice between the optional p/n 174 (1/2 ′′ MPT) or the compact p/n 6054 (1/8 ′′ MPT) dial temperature gauge for monitoring water temperature .

This replacement paddle switch (p/n 4294) is used for Maxim Auxiliary Auger Kits.

This 5-pack of latch spring clips (p/n 4357) is used to secure rear panels and the Reaction Chamber panel .

Brass adapter for connecting 1″ Central PEX pipe to 3/4″ or 1″ copper pipe using a sweat connection.

This cinch tool (p/n 5925) is used exclusively for cinching 1 ′′ and 1/2 ′′ PEX stainless steel crimp rings to PEX pipe.

This wrench set (p/n 5459) simplifies removal and installation of 1−1/4 ′′ (large end) and 3/4 ′′ (small end) pipe plugs .


Compact, high-performance water-to-water heat exchangers. 316L stainless steel, copper-brazed. Available in various sizes and port configurations for boilers and water heaters.

This manifold (p/n 1200033−011) features one 1−1/4 ′′ inlet and four 3/4 ′′ outlets, measuring 3−1/4 ′′ x 3−1/4 ′′ x 12−1/4 ′′ .

The pre-wired Combustion Fan Assembly (p/n 11606) is a replacement for several Classic cast door and steel door draft inducer kits .

This Push-fit Male Adapter (p/n 612) connects 1″ pipe (Copper, PEX, or CPVC) to a 3/4″ MPT threaded fitting without tools.
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