Apple Tech Specs / Lookup

Free Apple model and identifier lookup

A1278 MacBook Models: Specs, EMC Numbers, Order Numbers and Years

A1278 is a shared Apple model number, not an exact order number. Use the comparison table to match the year, EMC, order number, model identifier and processor to the right Techable specs page.

Last reviewed May 2026 Saved lookup data SellMac estimate ready

Try A1286, EMC 2554, MD101LL/A, MacBookPro9,2, or MacBook Pro 2015.

Lookup results

Matches for A1278

Saved Techable lookup data is available for this identifier. The table below separates shared model numbers from exact order numbers so the matching spec page is easier to choose.

Quick answer

A1278 lookup summary

Use the order number and EMC to choose the exact specs page.

SearchA1278
Identifier typeModel number / A-number
Results12 matching models
Best pathCompare first
How to read this identifier

A1278 is an Apple model number used by several 13-inch MacBook and MacBook Pro models. Because A1278 is shared by multiple configurations, use the order number, EMC number, model identifier, release year and processor to identify the exact Mac. For example, MD101LL/A is a Mid 2012 13-inch MacBook Pro with model number A1278, EMC 2554 and model identifier MacBookPro9,2.

Next step

Buy, sell, or learn after the lookup

Use the estimate to understand the range, then use the table to choose the exact specs page before selling, buying, repairing or replacing the device.

SellMac estimate Estimated SellMac value range for A1278 MacBook Pro models $30–$55

Estimated range only. Final quote depends on exact year, specs, condition, battery health, RAM, storage, and inspection.

Get exact A1278 quote on SellMac
Learn Learn A1278 MacBook Pro specs Compare model numbers, order numbers, EMC numbers and exact specs. Sell Sell a A1278 MacBook Pro Use SellMac after confirming the exact device, condition and configuration. Buy Shop A1278 MacBook Pro replacements Shop Techable for replacement and upgrade options in the closest Mac family.
Model Year Model Number Order Number EMC Identifier Processor
MacBook Pro 13-inch Core i7 2.9 GHz 13-inch Mid 2012 2012 A1278 MD102LL/A 2554 — Core i7 2.9 GHz
MacBook Pro Core i5 2.5 GHz 13-inch Mid 2012 MD101LL/A 2012 A1278 MD101LL/A 2554 — Core i5 2.5 GHz
MacBook Pro Core i5 2.4 GHz 13-inch Late 2011 2011 A1278 MD313LL/A 2555 — Core i5 2.4 GHz
MacBook Pro Core i5 2.3 GHz 13-inch Early 2011 2011 A1278 MC700LL/A 2419 — Core i5 2.3 GHz
MacBook Pro Core i7 2.8 GHz 13-inch Late 2011 2011 A1278 MD314LL/A 2555 — Core i7 2.8 GHz
MacBook Pro Core i7 2.7 GHz 13-inch Early 2011 2011 A1278 MC724LL/A 2419 — Core i7 2.7 GHz
MacBook Pro Core 2 Duo 2.66 GHz 13-inch Mid 2010 2010 A1278 MC375LL/A 2351 — Core 2 Duo 2.66 GHz
MacBook Pro Core 2 Duo 2.4 GHz 13-inch Mid 2010 2010 A1278 MC374LL/A 2351 — Core 2 Duo 2.4 GHz
MacBook Pro Core 2 Duo 2.26 GHz 13-inch Mid 2009 2009 A1278 MB990LL/A 2326 — Core 2 Duo 2.26 GHz
MacBook Pro Core 2 Duo 2.53 GHz 13-inch Mid 2009 2009 A1278 MB991LL/A 2326 — Core 2 Duo 2.53 GHz
13-inch Macbook Core 2 Duo (2.4 GHz) Unibody 2008 A1278 MB467LL/A 2254 — —
13-inch Macbook Core 2 Duo (2.0 GHz) Unibody 2008 A1278 MB466LL/A 2254 — —

Matching device pages

Choose the exact model

These simplified cards are for quick selection only. Use the comparison table above for the full year, model number, order number, EMC and processor breakdown.

Popular Mac searches

Shared identifiers stay as lookup pages. Exact order numbers resolve to the matching device page when a single saved match exists.

MacBook Pro A1278 MacBook Pro A1502 MacBook Pro A2338 MacBook Pro 2015 MacBook Air 2023 Mac mini 2018 MD101LL/A EMC 2554 MacBookPro9,2 MacBookPro18,3

Browse by Mac family

Use the hub pages when you know the product line.

Each hub connects broad Mac families to exact model numbers, EMC numbers, identifiers and spec pages.

MacBook Pro Compare MacBook Pro models by year, chip, screen size, and identifier. MacBook Air Find MacBook Air specs, model numbers, and Apple Silicon generations. MacBook Look up older MacBook models, years, order numbers, and identifiers. iMac Search iMac models by display size, processor, year, and EMC number. Mac mini Identify Mac mini models by year, chip, model number, and ports. Mac Studio Compare Mac Studio models, chips, GPU options, and identifiers. Mac Pro Look up Mac Pro towers, cylinders, and Apple Silicon models. iMac Pro Find iMac Pro specs, identifiers, and configuration details.

Why this lookup helps

Built around the way Apple devices are actually identified.

A shared A-number can cover several configurations. This page keeps the broad identifier, exact order numbers, EMCs, model identifiers, specs, SellMac value path and Techable buying path connected in one crawlable layout.

Shared identifiers stay groupedModel numbers like A1286 remain lookup pages because they can match multiple devices.
Exact models point to specsOrder numbers and individual result titles send users to the exact Techable specs page.
Value stays estimatedSellMac ranges are shown as estimates, with exact quotes handled on SellMac after condition and configuration are confirmed.

What to search

Use the number already printed on the Mac or shown in macOS.

Model numbers look like A1278 or A2338. EMC numbers are printed near the regulatory text. Order numbers look like MD101LL/A. Model identifiers look like MacBookPro9,2.

Model numberA1278, A1502, A2338
EMC numberEMC 2554, EMC 3578
Order numberMD101LL/A, MNWA3LL/A
Model identifierMacBookPro9,2
Plain phraseMacBook Pro 2015