{"id":63326,"date":"2025-08-02T17:57:17","date_gmt":"2025-08-02T17:57:17","guid":{"rendered":"https:\/\/www.adapter-laptop.com\/blog\/acer-as16a5k-40-8wh-battery-replacement-guide-compatible-models-installation-tips-au-nz\/"},"modified":"2025-08-02T17:57:17","modified_gmt":"2025-08-02T17:57:17","slug":"acer-as16a5k-40-8wh-battery-replacement-guide-compatible-models-installation-tips-au-nz","status":"publish","type":"post","link":"https:\/\/www.adapter-laptop.com\/blog\/acer-as16a5k-40-8wh-battery-replacement-guide-compatible-models-installation-tips-au-nz\/","title":{"rendered":"Acer AS16A5K 40.8Wh Battery Replacement Guide | Compatible Models & Installation Tips AU\/NZ"},"content":{"rendered":"

Acer AS16A5K 40.8Wh Laptop Battery Replacement Guide<\/h1>\n

If your Acer laptop is struggling to hold charge or won’t power on without being plugged in, you likely need a battery replacement. This comprehensive guide covers everything Australian and New Zealand consumers need to know about the Acer AS16A5K 40.8Wh battery replacement, including compatible models, installation steps, and local recycling options.<\/p>\n

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Shop Acer AS16A5K Battery<\/a><\/div>\n

Battery models & part numbers<\/h2>\n
\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Reference \/ P\/N<\/th>\n<\/tr>\n<\/thead>\n
Acer AS16A5K<\/td>\n<\/tr>\n
Acer AS16A8K<\/td>\n<\/tr>\n
Acer AS16B5J<\/td>\n<\/tr>\n
Acer AS16B8J<\/td>\n<\/tr>\n
Acer KT.00405.001<\/td>\n<\/tr>\n
Acer KT.00407.004<\/td>\n<\/tr>\n
Acer KT.0040G.007<\/td>\n<\/tr>\n
Acer KT.00605.002<\/td>\n<\/tr>\n
Acer KT.0060G.001<\/td>\n<\/tr>\n
Acer KT.00805.002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

Compatible models<\/h2>\n
\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Model<\/th>\n<\/tr>\n<\/thead>\n
Acer Aspire E5-475<\/td>\n<\/tr>\n
Acer Aspire E5-475G<\/td>\n<\/tr>\n
Acer Aspire E5-476<\/td>\n<\/tr>\n
Acer Aspire E5-523<\/td>\n<\/tr>\n
Acer Aspire E5-523G<\/td>\n<\/tr>\n
Acer Aspire E5-553<\/td>\n<\/tr>\n
Acer Aspire E5-553G<\/td>\n<\/tr>\n
Acer Aspire E5-575<\/td>\n<\/tr>\n
Acer Aspire E5-575G<\/td>\n<\/tr>\n
Acer Aspire E5-575T<\/td>\n<\/tr>\n
Acer Aspire E5-575TG<\/td>\n<\/tr>\n
Acer Aspire E5-576<\/td>\n<\/tr>\n
Acer Aspire E5-576G<\/td>\n<\/tr>\n
Acer Aspire E5-774<\/td>\n<\/tr>\n
Acer Aspire E5-774G<\/td>\n<\/tr>\n
Acer Aspire ES1-432<\/td>\n<\/tr>\n
Acer Aspire F15 (F5-522)<\/td>\n<\/tr>\n
Acer Aspire F15 (F5-573)<\/td>\n<\/tr>\n
Acer Aspire F15 (F5-573G)<\/td>\n<\/tr>\n
Acer Aspire F15 (F5-573T)<\/td>\n<\/tr>\n
Acer Aspire F17 (F5-771)<\/td>\n<\/tr>\n
Acer Aspire F17 (F5-771G)<\/td>\n<\/tr>\n
Acer Aspire K50-20<\/td>\n<\/tr>\n
Acer Aspire K50-20-575N<\/td>\n<\/tr>\n
Acer TravelMate P2 (P259-G2-M)<\/td>\n<\/tr>\n
Acer TravelMate P2 (P259-M)<\/td>\n<\/tr>\n
Acer TravelMate P249-G2-M<\/td>\n<\/tr>\n
Acer TravelMate P249-G2-MG<\/td>\n<\/tr>\n
Acer TravelMate P249-M<\/td>\n<\/tr>\n
Acer TravelMate P259-G2-M<\/td>\n<\/tr>\n
Acer TravelMate P259-G2-MG<\/td>\n<\/tr>\n
Acer TravelMate P259-M<\/td>\n<\/tr>\n
Acer TravelMate P259-MG<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

Common signs you need a replacement<\/h2>\n
\n\n\n\n\n\n\n\n\n\n
Symptom<\/th>\nCause<\/th>\nVerification<\/th>\nRecommendation<\/th>\n<\/tr>\n<\/thead>\n
Battery drains quickly (less than 1 hour)<\/td>\nAgeing cells, reduced capacity<\/td>\nCheck battery health in Windows Power Options<\/td>\nReplace if capacity below 60%<\/td>\n<\/tr>\n
Laptop won’t start without power adapter<\/td>\nBattery completely dead or disconnected<\/td>\nRemove power cord – if no power, battery failed<\/td>\nImmediate replacement needed<\/td>\n<\/tr>\n
Battery percentage jumps erratically<\/td>\nFaulty battery management system<\/td>\nMonitor percentage changes while using<\/td>\nReplace to prevent sudden shutdowns<\/td>\n<\/tr>\n
Battery swelling or bulging<\/td>\nGas buildup from cell degradation<\/td>\nVisual inspection, laptop won’t sit flat<\/td>\nReplace immediately – safety hazard<\/td>\n<\/tr>\n
Overheating during charging<\/td>\nInternal short circuits or aged cells<\/td>\nTouch test – unusually hot during charge<\/td>\nReplace to prevent damage to laptop<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

How to check compatibility<\/h2>\n

Before purchasing any replacement battery, it’s crucial to verify compatibility with your specific Acer model. Here’s how Australian and New Zealand users can confirm they’re getting the right battery:<\/p>\n

Finding your model number:<\/strong> Look on the bottom of your laptop for a white sticker containing the model information. For Acer Aspire and TravelMate models, this is typically formatted as “Acer Aspire E5-575” or similar. Some models may have the number printed near the keyboard or on the screen bezel.<\/p>\n

Using Acer’s official tools:<\/strong> Visit the Acer Australia support website and use their “Identify Your Product” tool. You can enter your serial number or let the system detect your model automatically. This ensures you get precise compatibility information.<\/p>\n

Cross-referencing part numbers:<\/strong> If you have access to your original battery, remove it carefully and note the part number printed on it. Compare this with the AS16A5K and related part numbers listed above.<\/p>\n

Physical compatibility check:<\/strong> The AS16A5K battery measures approximately 205mm x 60mm x 20mm. If your current battery matches these dimensions and has the same connector type, it’s likely compatible.<\/p>\n

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When to replace your battery<\/h2>\n

Most Acer laptop batteries last 2-4 years with regular use. Consider replacement when:<\/p>\n