Replacement Hard Drive Cable with IR Sensor for MacBook Pro 13 Inch A1278 Unibody 2011 P/N 821-1226-A 922-9771

Product Description

The MacBook Pro A1278 2011 Hard Drive Cable with IR Sensor is a replacement SATA hard drive flex cable designed for the 13-inch MacBook Pro A1278 Unibody Early 2011 and Late 2011 models. It connects the internal 2.5-inch SATA HDD or SSD to the MacBook logic board and helps restore proper storage connectivity.

This replacement HDD Hard Drive Cable with IR Sensor is identified by Apple Part Number 821-1226-A and 922-9771. The cable assembly can also incorporate the IR sensor and sleep LED connection, making it suitable for replacement when the original hard drive cable or associated front sensor assembly is damaged.

Compatible Models

• Apple MacBook Pro 13-inch A1278 Early 2011
• Apple MacBook Pro 13-inch A1278 Late 2011
• MacBookPro8,1 Early 2011
• MacBookPro8,1 Late 2011
• EMC 2419
• EMC 2555
• MC700
• MC724
• MD313
• MD314

Compatible Part Numbers

• 821-1226-A
• 922-9771

Product Details

• Product Type: HDD / SSD SATA Hard Drive Cable
• Additional Component: IR Sensor
• Compatible Model: MacBook Pro A1278
• Screen Size: 13-inch
• Compatible Years: Early 2011 / Late 2011
• Storage Interface: 2.5-inch SATA HDD / SSD
• Apple P/N: 821-1226-A
• Related P/N: 922-9771
• Condition: New Replacement Part

The cable is designed to connect a 2.5-inch SATA HDD or SSD, while the associated assembly can include the IR sensor mounted at the front hard-drive bracket.

Warranty Details

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

Important Note:-

• Please verify the original 821-1226-A / 922-9771 part number before ordering.
• This replacement is intended for the 13-inch MacBook Pro A1278 Early 2011 and Late 2011 models.
• Check your exact model, EMC number, connector, cable shape, mounting points, and IR sensor arrangement before installation.
• The cable supports connection of a 2.5-inch SATA HDD or SSD.
• The IR sensor and sleep LED are part of the hard-drive cable/front sensor assembly design on these models.
• Please confirm whether the exact product supplied includes the IR sensor pre-attached to the front hard-drive bracket, as package configurations can vary.
• This is a replacement cable/assembly and is not a hard drive, SSD, or complete logic board.
• Professional installation is recommended because the flex cable and connectors are delicate.
• Payment will be refunded if the product is out of stock.
• Immediate replacement will be provided if the product has a functionality problem covered under warranty.
• Warranty is void in case of physical damage, incorrect installation, modification, liquid damage, or installation-related damage.
• Product images are for reference. Actual cable marking, bracket, adhesive placement, or minor appearance may vary.

FAQs

1. Which MacBook Pro models are compatible with this hard drive cable?

This cable is designed for the 13-inch MacBook Pro A1278 Early 2011 and Late 2011, including MacBookPro8,1 configurations.

2. What are the part numbers for this HDD cable?

The compatible Apple part numbers are 821-1226-A and 922-9771.

3. Can this cable be used with an SSD?

Yes. The cable connects a compatible 2.5-inch SATA HDD or SSD to the MacBook Pro logic board.

4. Does this hard drive cable include the IR sensor?

This version is specified with an IR sensor. Some replacement configurations have the IR sensor pre-attached to the front hard-drive bracket, so verify the exact product images and package contents before ordering.

5. What problems can a damaged HDD cable cause?

A faulty HDD cable can cause the storage drive to become unrecognized or intermittently disconnected, potentially resulting in boot or storage-detection problems.