Supco SPP6 Hard Start Kit with 500% Torque Increase (90/277V) Capacitor

The Supco SPP6 Hard Start Kit with 500% Torque Increase (90/277V) Capacitor is a Supco capacitor for HVAC repair and replacement work. Use it when the part number SPP6 and the listed specifications match the equipment being serviced.

Hard Start Kit Positive Temperature Coefficient (PTC) Relay and Start Capacitor SPP Series. Features: • PTC Positive Temperature Coefficient Relay and Capacitor • Easy 2-wire installation • Increase in torque 500% • Can be used on PSC type compressors • Most economic • UL® Recognized • NATE® Recognized (Course #1867-0002)

Key Specs

• Type: Relay
• Voltage: 90/277 VAC
• Features: 500% Torque Multiplier
• Product Type: Capacitor

Replacement Notes

Captured replacement references include HHS-6, HSKT1, TQS6, DST-6, 32702, RSPP6. Confirm supersession details against the manufacturer parts list.

Expert Verdict

Reviewed by the SuperArbor Pro Desk: choose this part when the existing component label and unit documentation match SPP6 and the spec set above. It is best suited for targeted HVAC service repairs where exact fitment matters more than broad universal compatibility.

FAQs

What is the Supco SPP6 used for?

It is a capacitor for compatible Supco HVAC equipment. Match the part number SPP6 and the equipment service literature before ordering or installing.

Which specs should I verify before purchase?

Verify the spec set shown for this part: Type: Relay; Voltage: 90/277 VAC; Features: 500% Torque Multiplier; Product Type: Capacitor. The replacement should match the existing component and the unit documentation.

Does the electrical rating need to match exactly?

Yes. Confirm voltage rating 90/277 VAC against the failed component label. Do not substitute a different rating unless the equipment manufacturer allows it.

Are replacement or superseded references available?

Captured cross-reference data includes HHS-6, HSKT1, TQS6, DST-6, 32702, RSPP6. Verify any supersession directly against the manufacturer parts list before installation.

Who should install this HVAC component?

A qualified HVAC technician should install and test the capacitor. Disconnect power first, follow lockout procedures, and confirm safe operation after replacement.

Safety and Installation Notes

Disconnect power before service. HVAC electrical and combustion-related components should be installed and tested by a qualified technician. After installation, confirm wiring, mounting, airflow or fluid routing as applicable, and normal system operation.