TopCarkey Original OEM Smart Remote Key Keyless ID46/4A Chip 433MHz for BYD Formula Leopard 3 5 8 Denza B5 B8

Compact, reliable OEM replacement smart remote for BYD and Denza vehicles. Perfect when your original key is lost, damaged or worn — this TopCarkey smart remote includes the ID46/4A transponder and operates at 433MHz for exact compatibility.

Highlights

Genuine OEM-style smart remote from TopCarkey — designed to match original BYD/Denza key performance
Built-in ID46/4A transponder chip (immobiliser-ready)
433MHz frequency for accurate communication with factory systems
Replaces smart remote/keyless functions on compatible BYD Formula and Leopard models and Denza B5/B8
Durable housing ready for cutting and programming by a locksmith or dealer

Key features

OEM-fit design: same shape and contacts as the factory remote for a seamless swap
Secure transponder: ID46/4A chip ensures vehicle immobiliser compatibility
Reliable frequency: 433MHz for stable keyless entry and remote signalling
Ready for programming: must be paired to your vehicle by a qualified locksmith, dealer, or with appropriate programming equipment
Long-lasting construction: quality shell and circuitry for everyday use

Compatibility

BYD Formula
BYD Leopard 3
BYD Leopard 5
BYD Leopard 8
Denza B5
Denza B8

Specifications

Brand: TopCarkey (Original OEM-style)
Transponder: ID46 / 4A
Frequency: 433MHz
Type: Smart remote / keyless entry
Condition: New (unprogrammed) — requires cutting & programming

What’s included

1 x TopCarkey OEM smart remote key with ID46/4A chip (as pictured)
Note: Does not include dealer programming or cutting service

Important notes (please read)

Confirm compatibility with your vehicle before ordering by checking your original remote’s chip and frequency.
This remote is sold unprogrammed — professional programming and blade cutting are required.
If unsure about fit or programming, consult your dealership or an automotive locksmith.

Why choose this remote