AirPort Wireless Card Assembly for MacBook Pro 13 A1278 Early 2011 Late 2011 Mid 2012

Product Description

The MacBook Pro A1278 AirPort Wireless Card Assembly is a replacement internal wireless networking assembly designed for compatible 13-inch MacBook Pro A1278 models from Early 2011 through Mid 2012. It provides the laptop with built-in Wi-Fi and Bluetooth connectivity and can be used to replace a damaged or malfunctioning original AirPort/Bluetooth card assembly.

For the Early 2011 and Late 2011 A1278 models, the commonly identified assembly is Apple P/N 661-5867, using the BCM94331PCIEBT4AX wireless board. For Mid 2012, the commonly listed version is 661-6510, using BCM94331PCIEBT4CAX. Both are 802.11n AirPort/Bluetooth assemblies, but their Bluetooth versions differ, so the original board should be matched before ordering.

Compatible Models

MacBook Pro 13-inch A1278 Early 2011

• MC700LL/A – 2.3GHz Core i5
• MC724LL/A – 2.7GHz Core i7
• MacBookPro8,1
• EMC 2419

MacBook Pro 13-inch A1278 Late 2011

• MD313LL/A – 2.4GHz Core i5
• MD314LL/A – 2.8GHz Core i7
• MacBookPro8,1
• EMC 2555

MacBook Pro 13-inch A1278 Mid 2012

• MD101LL/A – 2.5GHz Core i5
• MD102LL/A – 2.9GHz Core i7
• MacBookPro9,2
• EMC 2554

Compatible Part Numbers

Early/Late 2011:

• 661-5867
• 922-9780
• 607-7291
• 607-7292
• 607-7295
• 821-1312-02
• 821-1312-A
• BCM94331PCIEBT4AX

Mid 2012:

• 661-6510
• 922-9780
• 607-8958
• 607-8961
• 607-8962
• 821-1312-02
• 821-1312-A
• BCM94331PCIEBT4CAX

Product Details

• Product Type: AirPort Wireless Card Assembly
• Compatible Laptop: MacBook Pro 13-inch
• Model: A1278
• Compatible Years: Early 2011, Late 2011, Mid 2012
• Wireless Standard: 802.11n
• Function: Wi-Fi and Bluetooth connectivity
• Early/Late 2011 Bluetooth: Bluetooth 2.1 + EDR
• Mid 2012 Bluetooth: Bluetooth 4.0
• Assembly Components: Wireless card, bracket and flex cable, depending on supplied version

Warranty Details

Warranty: 1 Month Warranty
Warranty Service Type: Replacement Warranty
Warranty Type: Seller Warranty

Important Note:-

• Please verify your MacBook Pro A1278 model, year, EMC number and original AirPort card part number before ordering.
• The Early/Late 2011 and Mid 2012 versions are different wireless-board revisions. Match the original board number and connector before purchase.
• 661-5867 is commonly associated with the Early/Late 2011 version, while 661-6510 is commonly associated with the Mid 2012 version.
• The assembly may include the AirPort card, mounting bracket and flex cable. Confirm the actual package contents before ordering.
• This product is an internal wireless assembly, not a complete MacBook motherboard.
• Wi-Fi antennas are separate components unless specifically included in the product listing.
• Professional installation is recommended because the card and antenna connectors are delicate.
• Do not force the antenna connectors or flex-cable connector during installation.
• Test both Wi-Fi and Bluetooth after installation.
• Payment will be refunded if the product is out of stock.
• Immediate replacement will be provided if there is a functionality problem.
• Warranty is void in case of physical damage, incorrect installation, connector damage, liquid damage, modification or installation-related damage.
• Product images are for reference. Actual markings or cosmetic appearance may vary slightly.

FAQs

1. Is this AirPort card compatible with MacBook Pro A1278 2011-2012?

Yes. Compatible listings cover A1278 Early 2011, Late 2011 and Mid 2012 MacBook Pro 13-inch models.

2. What is the AirPort card part number for Early 2011 and Late 2011?

The commonly listed part number is 661-5867, with 922-9780 and BCM94331PCIEBT4AX also associated with this assembly.

3. What AirPort card is used in the Mid 2012 A1278?

The commonly listed Mid 2012 assembly is 661-6510, using the BCM94331PCIEBT4CAX wireless board with Bluetooth 4.0.

4. Does the assembly include the Wi-Fi cable and bracket?

Compatible assembly listings specify the wireless card, bracket and flex cable as included components. However, package contents should be confirmed against the specific product listing.

5. Can this replacement fix Wi-Fi and Bluetooth problems?

It can resolve problems caused by a defective AirPort/Bluetooth card. However, Wi-Fi issues can also be caused by the antennas, cables, connectors, software or logic board, so proper diagnosis is recommended.