Carrier HT08AH115 Power Choke

The Carrier HT08AH115 Power Choke is a critical inductive component engineered to manage electrical loads within variable speed HVAC systems. Built for heavy-duty HVAC power management, this 20 kVA rated choke operates at 60 Hz with a 5% impedance to effectively suppress current harmonics and reduce harmonic distortion. This part is a verified direct replacement for legacy models HT08AH115B and 1172838, ensuring seamless field integration for service technicians. By providing a 0.0025 H inductance across its 125 A current rating, it stabilizes the electrical signal, protecting VFD control boards and sensitive compressor electronics from transient voltage spikes and high-frequency noise. Maintaining this component is essential for optimizing the power factor and preventing premature failure of the drive assembly. Its robust construction is designed to withstand the thermal demands of commercial and high-end residential furnace and air handler applications.

• Harmonic Mitigation: Effectively suppresses current harmonics to prevent interference and overheating in Variable Frequency Drives (VFD).
• Voltage Stability: Regulates current flow to protect sensitive HVAC control boards from line-borne transients and voltage spikes.
• Enhanced Efficiency: Improves the overall system power factor, leading to more stable energy consumption and reduced component stress.
• Direct OEM Compatibility: Serves as a precise replacement for HT08AH115B and 1172838, fitting a wide range of Carrier, Bryant, and Payne units.

What are the signs of a failing power choke in my unit?
Technicians often find that a compromised choke leads to excessive noise or vibration, intermittent inducer motor operation, or frequent tripping of the circuit breaker due to unregulated current surges.

Is the HT08AH115 used in both heating and cooling systems?
Yes, this inductor choke is utilized in various high-efficiency furnaces and air handlers that employ variable speed technology to manage the electrical bridge between the power supply and the motor drive.

Does this replacement require specific commissioning or programming?
No, this is a passive inductive component. Once properly mounted and wired into the circuit following the original schematic, it functions traditionally without the need for software calibration.

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Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.