Carrier KSAHS1701AAA Hard Start Kit 326058-758 Always verify the part number

Always verify the part number against your unit’s wiring diagram to ensure proper application

Replacing a lower-rated switch with a 250°F SWT1272 could lead to unsafe operating temperatures and potential equipment fire hazards

If the ceramic insulator shows visible cracks or if the metal rod is severely pitted or corroded

and necessary mounting accessories

How do I calibrate the T-4100-1 for specific branch line sensitivity

Carrier KSAHS1701AAA Hard Start Kit 326058-758 Always verify the part numberThe Carrier KSAHS1701AAA Hard Start Kit is a field proven OEM replacement part designed to resolve compressor starting issues in high static or low voltage environments. Engineered for use with Carrier, Bryant, and Payne residential air conditioners and heat pumps, this kit utilizes an electromagnetic potential relay and a high capacity start capacitor (176 216 MFD, 330 VAC) to provide the necessary torque for rapid rotor acceleration. By decreasing