BYD Dolphin Key Replacement Guide
Last updated: September 2026 · Verified against OEM part numbers
Quick answer — BYD Dolphin
The BYD Dolphin (2023) uses the NCF29A1E smart key — 433.62 MHz (SKU PCK-BY-2003) — verified against the original OEM part number. See every compatible option in the table below.
- OEM part number: NCF29A1E
- Frequency: 433.62 MHz
- Key type: Smart Key
- Years covered: 2023
- Wholesale: MOQ 5 units per SKU, models mixable in one order
Which BYD Dolphin key fits your vehicle?
💬 Ask on WhatsAppCompatible keys for BYD Dolphin
| Years | Photo | Key |
|---|---|---|
| 2023 | | 433.62MHz NCF29A1E 7937E Chip Smart Key for BYD Dolphin SKU: PCK-BY-2003 |
Before you order
- Match the year range — BYD 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 BYD Dolphin key?
The BYD Dolphin key operates on 433.62 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.
Which key fits my BYD Dolphin?
The BYD Dolphin (2023) uses the 433.62MHz NCF29A1E 7937E Chip Smart Key for BYD Dolphin (SKU PCK-BY-2003). Check the table above for all compatible options, verified against OEM part numbers.
Do you supply BYD Dolphin 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.
Can a BYD Dolphin key be programmed without the dealer?
In most cases yes, using tools like Xhorse, VVDI or Autel. We can advise the right programmer for each key SKU.
Ready to order a BYD Dolphin key?
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