Infiniti Q50 Key Replacement Guide
Last updated: September 2026 · Verified against OEM part numbers
Quick answer — Infiniti Q50
The Infiniti Q50 (various model years) uses the S180144700 smart key — 4A chip, 433 MHz (SKU PCK-YF-2008-P) — verified against the original OEM part number. See every compatible option in the table below.
- OEM part number: S180144700
- Frequency: 433 MHz
- Chip / immobiliser: 4A
- Key type: Smart Key
- Wholesale: MOQ 5 units per SKU, models mixable in one order
Which Infiniti Q50 key fits your vehicle?
💬 Ask on WhatsAppCompatible keys for Infiniti Q50
| Years | Photo | Key |
|---|---|---|
| — | | No Badge S180144700 / KR5TXN1 433MHz 4A Chip Smart Key for Infiniti Q50 SKU: PCK-YF-2008-P |
| — | | S180144700 / KR5TXN1 433MHz 4A Chip Smart Key for Infiniti Q50 SKU: PCK-YF-2008-O |
| 2016-2020 | | KR5S180144204 / S180144204 / 285E3-4HB0C 433MHz 4A Chip Smart Key for Infiniti Q50 Q60 SKU: 英菲尼迪 S180144204 3+1轿车 |
Before you order
- Match the year range — Infiniti changed key systems across model years. Check your registration year.
- Check your current key — the OEM number printed on your key matches the table above.
- Programming — smart keys need a compatible programmer (Xhorse, VVDI, Autel). We can advise which one works for each key.
Frequently asked questions
What frequency is the Infiniti Q50 key?
The Infiniti Q50 key operates on 433 MHz. Frequency is fixed in the key hardware and cannot be reprogrammed — a key bought on the wrong frequency will not lock, unlock or start the car.
What chip does the Infiniti Q50 key use?
The Infiniti Q50 uses a 4A chip. Tell your supplier the chip type when ordering so you receive the correct blank — an ID46 blank will not replace an ID47 or 4D83 key.
Which key fits my Infiniti Q50?
The Infiniti Q50 (various model years) uses the No Badge S180144700 / KR5TXN1 433MHz 4A Chip Smart Key for Infiniti Q50 (SKU PCK-YF-2008-P). Check the table above for all compatible options, verified against OEM part numbers.
Do you supply Infiniti Q50 keys wholesale?
Yes. We supply locksmiths and key distributors at wholesale prices with MOQ from 5 units. Message us on WhatsApp for today's price list.
Ready to order a Infiniti Q50 key?
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