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9-3430 - Thermal Dynamics 3700 MFD Replacement Capacitor

Packaging: pack of 1
$727.71/EA $519.55/pack of 1 only $519.55/EASave 29%

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OVERVIEW

Reliable Power Regulation with Thermal Dynamics OEM Parts

The Thermal Dynamics 9-3430 Capacitor is an essential replacement component designed to maintain the electrical integrity of your industrial cutting and welding equipment. Rated at 3700 MFD (Microfarads), this capacitor plays a pivotal role in the power supply circuit, acting as a reservoir to smooth out voltage fluctuations and ensure a steady delivery of current to the arc. In high-performance plasma cutters and welders, the stability of the power source is directly linked to the quality of the cut or weld, making the condition of your capacitors absolutely critical.

Over time, electrolytic capacitors can degrade due to heat, age, and electrical stress, leading to symptoms such as erratic arc performance, difficulty starting, or complete machine failure. Replacing worn components with the genuine Thermal Dynamics 9-3430 ensures that your equipment continues to operate within its factory specifications. Unlike generic alternatives, this OEM part is manufactured to meet the exact physical dimensions and electrical tolerances required by Thermal Dynamics systems, ensuring a perfect fit and reliable operation.

Industrial environments demand robust components. This capacitor is built to withstand the rigorous duty cycles and thermal conditions often found in metal fabrication shops. By choosing genuine Thermal Dynamics parts from Josef Gas, you are investing in the longevity of your machinery. Whether you are performing routine maintenance or an emergency repair, this 3700 MFD capacitor provides the assurance of quality and compatibility that professional technicians rely on.

Key Technical Benefits:

  • Precise Capacitance: The 3700 MFD rating is specifically calibrated for the power filtration needs of compatible units.
  • OEM Quality: Manufactured to Thermal Dynamics' strict quality control standards for safety and performance.
  • System Protection: Proper capacitance helps protect sensitive downstream electronics from voltage spikes and ripple currents.
Additional Information
Product Type:Capacitor
Part Number:9-3430
----- new values below ----
Product Type:Capacitor
Capacitance:3700 MFD
Part Number:9-3430
Brand:Thermal Dynamics
Packaging Description:pack of 1

INCLUDED

  • 1 x Thermal Dynamics 9-3430 Capacitor (3700 MFD)

APPLICATIONS

  • Replacement of worn or failed capacitors in Thermal Dynamics power sources
  • Repair of plasma cutters exhibiting power loss or arc instability
  • Routine maintenance of industrial welding equipment power supplies
  • Electrical system refurbishment for older Thermal Dynamics units

FAQ

This capacitor is rated at 3700 MFD (Microfarads).

Yes, this is an authentic OEM replacement part manufactured by Thermal Dynamics.

Signs of failure include physical bulging, leaking fluid, or machine performance issues like weak power or inability to start.

While possible, it is highly recommended to use the OEM part to ensure the correct physical size, ripple current rating, and longevity.

The manufacturer part number is 9-3430.

Typically, capacitors are sold as the individual unit. You usually reuse the existing hardware or clamps from your machine.

It is primarily used in the power supply sections of Thermal Dynamics plasma cutters and potentially some welding power sources.

Due to the high voltages stored in capacitors even when unplugged, installation by a qualified technician is strongly recommended for safety.