Mercedes Benz Smart Remote Key for C, E, S, 315/433MHz NEC BGA Chip

Meet the Mercedes-Benz Smart Remote Key—an exacting, full replacement for worn or broken remotes across select C, E, and S‑class models. Built around a 315/433 MHz NEC BGA chip, this key arrives as a complete unit with housing, circuit board, chip and battery, ready for professional programming and blade cutting by an authorized automotive locksmith. No logo is included on the shell, keeping it clean and dealership-compatible.

This remote key is designed for practical, everyday reliability. It provides the convenience of a genuine-fifth-key solution without the dealer wait or price. To ensure proper function, a professional locksmith will cut the blade and program the key to your vehicle, matching your original key’s buttons and frequency for seamless operation.

All electronic and mechanical equipment, devices and machines sold by InterCyprus to EU countries are CE certified and carry a two year warranty.

At intercyprus.com since 2002 — trusted for quality and reliability.

Benefits & Tips

• Ideal as a replacement or spare key—keep one in a safe place to prevent lockout hassles or dealership delays.
• Support for Mercedes-Benz models that use a 315/433 MHz NEC BGA chip ensures compatibility when your original key is lost or damaged.
• Plan ahead: have the blade cut and the key programmed at an authorized automotive locksmith to ensure proper immobilizer and remote functionality.

Product specifications

• Brand: YIQIXIN
• Product type: For Mercedes-Benz Car Key (Remote Smart Key)
• Material: ABS + Metal + Circuit Board + Batteries
• Blade: Yes
• Electronics/Battery: Yes (includes battery)
• Buttons: 2/3/4 (depending on variant)
• Frequency: 315/433 MHz
• Chip: NEC BGA
• No logo on key shell
• Weight: 55 g
• Origin: Mainland China
• Compatibility note: Designed as a replacement for smart Mercedes keys with matching buttons and frequency

Package includes:

• 1x Remote Key (remote key housing, circuit board, chip and battery included)

Warnings/Reminders

• You'll need to have the key blade cut and programmed to match your vehicle at an authorized automotive locksmith; this is not a self-programming key.
• Our remote key does not include a car brand logo. If you require a logo, please consider alternatives before purchasing.
• The product is a full remote key, including housing, circuit board, chip and battery—not just a shell.
• Important compatibility check: if your original key looks or frequencies differ, this key may not work—compare appearance, frequency, and smart-key type before purchasing.
• Some listings offer multiple key choices—please indicate your preferred option if presented with choices when ordering.

All electronic and mechanical equipment, devices and machines sold by InterCyprus to EU countries are CE certified and carry a two year warranty.

Providing quality and trusted service since 2002 at intercyprus.com.