DesktopiMac•2012

iMac (21.5-inch, Late 2012)

The iMac 21.5-inch Late 2012 featured a dramatically thinner edge-to-edge design at just 5mm, laminated display, and fusion drive option.

Model: A1418

EMC: 2544

80 parts available

Advanced, Experienced Technician

Key Specifications

Intel Core i5/i7 (Ivy Bridge)

8GB DDR3 (user-upgradeable on 27")

1TB HDD or Fusion Drive

21.5-inch 1920×1080 IPS

NVIDIA GeForce GT 640M/650M

Common Repairs

1Hard drive replacement

2RAM upgrade

3Display replacement

4Power supply replacement

5Fan replacement

Available Parts (80)

View all parts in shop

Safety Precautions

• Always disconnect power and discharge the battery before beginning any repair.
• Use an anti-static wrist strap (ESD) to prevent electrostatic damage to components.
• Keep screws organized by step, magnetic project mats are highly recommended.
• Never force connectors. Use a spudger to gently lift ZIF, FPC, and board-to-board connectors.
• If your Mac has a swollen battery, do not attempt removal yourself, contact a professional.

Model Identification

Model Number(s)

A1418

EMC Number(s)

2544

Order Number(s)

MD093LL/AMD094LL/A

Identifier(s)

iMac13,1

Product Line

iMac

Year

2012

Essential Tools

Pentalobe P5 screwdriver (1.2mm)
Torx T3, T4, T5, T6 screwdrivers
Phillips #00 screwdriver
Spudger (nylon)
Suction cup(s)
Anti-static wrist strap (ESD)
Tweezers (angled)
Guitar picks / opening picks
Isopropyl alcohol (99%)
Thermal paste (Arctic MX-4 or equivalent)

Need Professional Help?

Our Apple Certified Technicians can handle any iMac (21.5-inch, Late 2012) repair. Free diagnostics, 1-year warranty on all parts.

Related Models

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iMac 21.5" Late 2013

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iMac 21.5" Late 2015

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iMac 4K 21.5" 2015

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iMac 21.5" Mid 2017

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iMac (21.5-inch, Late 2012) repair questions answered

The iMac (21.5-inch, Late 2012) dates to 2012 as model A1418 and Apple publishes an official service manual for it, which is the document referenced on this page. We list 80 service parts for this model, and every part we fit is a genuine Apple part. Our work is covered for one year on brand new parts and 180 days on pre-owned parts and board-level repairs. We are in Tampa, walk-ins are welcome with no appointment, and you can also book a mail-in repair from anywhere in the country.

What are the model numbers for the iMac (21.5-inch, Late 2012)?

The iMac (21.5-inch, Late 2012) dates to 2012 and carries model number A1418, with the internal identifier iMac13,1. You can confirm yours from the Apple menu, About This Mac, or by reading the tiny model number printed on the base. Quoting that number when ordering parts is the only reliable way to avoid a part that looks right but does not fit, since Apple ships several variants that look identical.

Can the storage or memory in a iMac (21.5-inch, Late 2012) be upgraded?

The iMac (21.5-inch, Late 2012) is an Intel Mac from before Apple soldered everything down, so on many configurations the storage and sometimes the memory can be upgraded, and an SSD upgrade is often the single most transformative repair on a machine of this age.

What are the most common repairs on the iMac (21.5-inch, Late 2012)?

The jobs we see most on the iMac (21.5-inch, Late 2012) are hard drive replacement, ram upgrade, display replacement, power supply replacement. Apple rates this model's service difficulty as advanced, and we diagnose every machine on a bench supply and under a microscope before quoting, so you get a fixed price for the actual fault rather than a guess. Diagnosis is free.

Do you use genuine parts and what warranty comes with a iMac (21.5-inch, Late 2012) repair?

Every part we fit is a genuine Apple part, which keeps features like True Tone and the factory calibration working correctly. Brand new parts carry a one-year warranty, and pre-owned parts and board-level repairs carry 180 days. We are in Tampa, walk-ins are welcome with no appointment, and we repair machines mailed in from anywhere in the country.

If your iMac (21.5-inch, Late 2012) will not power on or was hit by liquid, it needs a board-level diagnosis rather than a parts swap. Call us on (813) 444-5595 and we will tell you what we are seeing before any work starts.