The Rheem SP14218A 18″ Hot Surface Ignitor Kit is a Rheem ignitor for HVAC repair and replacement work. Use it when the part number SP14218A and the listed specifications match the equipment being serviced.

What’s Included in the 18″ Hot Surface Ignitor Kit: 1 each – AP12631-4: Burner Access Door Gasket 4 each – AP12777-3: Tinnerman Clip 4 each – AP12862: Screw – 8-3/4″ Sheet Metal 1 each – AP13334: Screw – Type F Thread #8-32 1 each – AP14218A-1: Ignitor – Hot Surface 18″ 1 each – AP5925ES-3: Screw – 8 x 3/8 SM Self Drill

Key Specs

• Type: Kit
• Product Type: Ignitor

Replacement Notes

Captured replacement references include AP14218A-2. 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 SP14218A 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 Rheem SP14218A used for?

It is a ignitor for compatible Rheem HVAC equipment. Match the part number SP14218A 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: Kit; Product Type: Ignitor. The replacement should match the existing component and the unit documentation.

How do I confirm this is the right replacement?

Compare the part number SP14218A, the ignitor description, and any unit model references with the original component and the service manual.

Are replacement or superseded references available?

Captured cross-reference data includes AP14218A-2. 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 ignitor. 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.