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  • 304881350.jpg
    NTI
    Nti 83204 Gas Valve Cvi VK8115F1134B Replacement
    SKU: 83204
    Product DescriptionThe NTI 83204 is a CVI gas valve designed for use in NTI boiler systems. This valve controls the flow of gas to the burner, allowing the boiler to fire and produce heat on demand. It is a direct replacement part for NTI...
    $566.12
    $566.12
  • 00003251.jpg
    NTI
    Nti 83223 Water Pressure Switch 1/8 Bsp TI100 TI200 Pre Asme Replacement 6000083223
    SKU: 83223
    Product DescriptionThe NTI 83223 Water Pressure Switch is a direct replacement part designed for NTI Trinity boilers, specifically the TI100 and TI200 models manufactured before the ASME unit change in June 2007. This switch monitors water pressure inside the boiler system and sends a...
    $167.36
    $167.36
  • 00007680.png
    NTI
    Nti 83223-1 Pressure Switch 1/4 Inches Npt TI100-200 Replacement 83218
    SKU: 83223-1
    Product DescriptionThe NTI 83223-1 is a replacement pressure switch designed for use with NTI TI100-200 boilers manufactured under ASME standards after June 2007. Pressure switches are critical safety and control components in hydronic heating systems. They monitor system pressure and send a signal to...
    $171.94
    $171.94
  • 00007692.png
    NTI
    Nti 83510 Condensate Trap Replacement Part 82913
    SKU: 83510
    Product DescriptionThe NTI 83510 is a condensate trap replacement part designed for use with NTI boiler systems. Condensate traps play a critical role in high-efficiency condensing boilers and heating systems. As a boiler operates, the combustion process produces water vapor, which condenses into liquid...
    $121.24
    $121.24
  • 00007696.png
    NTI
    Nti 83589 Control Board Lx Series Replacement 6000083589
    SKU: 83589
    Product DescriptionThe NTI 83589 is a replacement control board designed for NTI LX Series boilers. Control boards are the brain of a modern hydronic heating system. They manage burner ignition, heat exchanger temperature, circulation pump operation, and safety shutoff functions. When a control board...
    $797.05
    $797.05
  • 304881344.jpg
    NTI
    Nti 83870 Dual Spark Ignitor Ignition Electrode Dual Includes 82774 Gasket
    SKU: 83870
    Product DescriptionThe NTI 83870 is a dual spark ignitor and ignition electrode assembly built for NTI high-efficiency condensing boilers. It carries alternate part number 6008387001 and is a direct OEM replacement part. This electrode assembly uses a dual-probe design to deliver a consistent, strong...
    $138.26
    $138.26
  • 00007733.png
    NTI
    Nti 84039 Dual Sensor Supply Return TFT300-399
    SKU: 84039
    Product DescriptionThe NTI 84039 is a dual temperature sensor assembly covering both supply and return lines, designed for use in hydronic boiler systems. This replacement part monitors water temperatures entering and leaving the heat exchanger, providing the control system with the data it needs...
    $69.11
    $69.11
  • 00007801.png
    NTI
    Nti 84549 Burner Plate Gasket TFT155-285 Replacement 84589
    SKU: 84549
    Product DescriptionThe NTI 84549 Burner Plate Gasket is a direct replacement sealing component designed for NTI TFT series boilers, specifically the TFT155 through TFT285 model range. This gasket fits between the burner plate and the heat exchanger body, forming a tight seal that prevents...
    $148.88
    $148.88
  • 304881365.jpg
    NTI
    Nti 84551 Ceramic Disc for Burner Replacement Part
    SKU: 84551
    Product DescriptionThe NTI 84551 is a ceramic disc designed for use in burner assemblies found in high-efficiency boilers and heating systems. NTI, which stands for New Thermal Inc., manufactures a line of condensing boilers and water heaters trusted by HVAC technicians and plumbing professionals...
    $111.54
    $111.54
  • 00007737.png
    NTI
    Nti 84653 Display S799D Black Touch Screen Replacement Part Models After 6/1/2012
    SKU: 84653
    Product DescriptionThe NTI 84653 is a black touch screen display panel designed as a direct replacement part for NTI S799D boiler models manufactured after June 1, 2012. NTI Boilers is a well-regarded manufacturer of high-efficiency condensing boilers used in residential and commercial hydronic heating...
    $1,602.43
    $1,602.43
  • 232291297.jpg232291299.jpg
    NTI
    NTI 84713 Gas Valve
    SKU: 84713
    Product DescriptionThe NTI 84713 is a gas valve suitable for a range of NTI boiler models. It works with Tx51-151, Tx151C, Vmax, and FTV series boilers. This valve features an EBM gas valve design and includes a coupling and screw for easy installation. Compatible...
    $528.40
    $528.40
  • 00007831.png
    NTI
    Nti 84737 Burner Door Gasket Tx Models Replacement Part
    SKU: 84737
    Product DescriptionThe NTI 84737 is a replacement burner door gasket designed for use with NTI TX series boilers. This gasket seals the burner door assembly on the front of the boiler combustion chamber. A proper seal at the burner door is critical for safe...
    $44.79
    $44.79
  • 304881329.jpg304881330.png
    NTI
    Nti 84738-1 Spark Ignition Electrode with Gasket 3/16 to 1/4 Inches Gap Replacement 6008473801
    SKU: 84738-1
    Product DescriptionThe NTI 84738-1 is an OEM spark ignition electrode designed for use in NTI high-efficiency boiler systems. This igniter replaces part number 6008473801 and is a direct-fit component that restores reliable burner startup performance. HVAC technicians and boiler service professionals rely on this...
    $153.22
    $153.22
  • 232291631.jpg232291632.jpg
    NTI
    NTI 84740-1 Ionization Electrode Tx
    SKU: 84740-1
    Product DescriptionThe NTI 84740-1 is an ionization electrode, commonly known as a flame sensor or flame probe. This part is essential for detecting the presence of a flame in heating systems. Compatible with various NTI Tx models including Tx51, Tx81, Tx101, Tx151, Tx200, and...
    $14.99
    $14.99
  • 304881339.jpg
    NTI
    Nti 84745 Inlet Pressure Sensor RPS4
    SKU: 84745
    Product DescriptionThe NTI 84745 is an inlet pressure sensor designed for use in high-efficiency condensing boiler systems. NTI manufactures this component to monitor water pressure at the inlet of the heating system. The sensor sends real-time pressure data to the boiler control board, allowing...
    $281.82
    $281.82
  • 304881308.jpg
    NTI
    Nti 84749 O-ring D17X4 Large Combi Block Inlet Outlet
    SKU: 84749
    Product DescriptionThe NTI 84749 is a replacement O-ring designed for use with the large combi block inlet and outlet connections on NTI combination boilers. This O-ring carries the D17X4 designation, which refers to its specific dimensional profile. The inner diameter measures 17 millimeters and...
    $15.31
    $15.31
  • 00007829.png
    NTI
    Nti 84780 Flue Sensor Replacement Part for Tx Models
    SKU: 84780
    Product DescriptionThe NTI 84780 is a flue sensor designed as a direct replacement part for NTI TX model boilers. This component monitors flue gas temperature within the boiler system, providing critical data to the control board to ensure safe and efficient combustion. When flue...
    $87.88
    $87.88
  • 00007828.png
    NTI
    Nti 84781 Outlet Sensor Clip on Tx Models Replacement 64980457
    SKU: 84781
    Product DescriptionThe NTI 84781 is a clip-on outlet sensor designed as a direct replacement part for NTI Tx model boilers. This sensor mounts directly onto the outlet pipe of the boiler and measures the temperature of the water leaving the heat exchanger. Accurate outlet...
    $88.93
    $88.93
  • 304881345.jpg
    NTI
    Nti 84915 Diverter Valve Stepper Motor Replacement TX151C
    SKU: 84915
    Product DescriptionThe NTI 84915 is a diverter valve stepper motor designed as a direct replacement for systems requiring the TX151C configuration. This component plays a critical role in hydronic heating systems, controlling the direction of hot water flow between different circuits such as domestic...
    $138.58
    $138.58
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    NTI
    NTI 84918 Fuse LFT 3.15A 250V Replacement MPN
    SKU: 84918
    Product DescriptionThe NTI 84918 is a LFT fuse designed for use in various NTI boiler models. This fuse is rated at three point fifteen amps and two hundred fifty volts. It acts as a replacement part in systems including TX51, TX81, TX101, TX151, TX200,...
    $21.29
    $21.29
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