Battery models & part numbers
| Reference / P/N |
|---|
| Sony VGP-BPL20 |
| Sony VGP-BPS20/B |
| Sony VPC-BPL20 |
Compatible laptop models
| Model |
|---|
| Sony Model PCG-31111M |
| Sony Model PCG-31111W |
| Sony VAIO VPC-Z11 |
| Sony VAIO VPC-Z116 |
| Sony VAIO VPC-Z117 |
| Sony VAIO VPC-Z118 |
| Sony VAIO VPC-Z12 |
| Sony VAIO VPC-Z126 |
| Sony VAIO VPC-Z127 |
| Sony VAIO VPC-Z128 |
| Sony VAIO VPC-Z129 |
| Sony VAIO VPC-Z13 |
| Sony VAIO VPC-Z135 |
| Sony VAIO VPC-Z136 |
| Sony VAIO VPC-Z137 |
| Sony VAIO VPC-Z138 |
| Sony VAIO VPC-Z139 |
| Sony VAIO VPC-Z14 |
| Sony VPCZ |
| Sony VPCZ11 |
| Sony VPCZ112GD/S |
| Sony VPCZ112GX |
| Sony VPCZ112GX/S |
| Sony VPCZ114GX |
| Sony VPCZ114GX/S |
| Sony VPCZ115FC |
| Sony VPCZ115FC/B |
| Sony VPCZ115FC/S |
| Sony VPCZ115GA |
| Sony VPCZ115GG |
| Sony VPCZ115GW |
| Sony VPCZ116GA |
| Sony VPCZ116GG |
| Sony VPCZ116GH |
| Sony VPCZ116GW |
| Sony VPCZ116GX |
| Sony VPCZ116GX/S |
| Sony VPCZ117FC |
| Sony VPCZ117FC/B |
| Sony VPCZ117GG |
| Sony VPCZ117GW |
| Sony VPCZ118GC |
| Sony VPCZ118GC/B |
| Sony VPCZ118GX |
| Sony VPCZ118GX/S |
| Sony VPCZ1190X |
| Sony VPCZ119FJ/S |
| Sony VPCZ119FX |
| Sony VPCZ119GC |
| Sony VPCZ119GC/X |
| Sony VPCZ119HX |
| Sony VPCZ119R/S |
| Sony VPCZ11A7E |
| Sony VPCZ11AFJ |
| Sony VPCZ11AGJ |
| Sony VPCZ11AGX |
| Sony VPCZ11AGX/X |
| Sony VPCZ11AHJ |
| Sony VPCZ11AVJ |
| Sony VPCZ11C5E |
| Sony VPCZ11CGX |
| Sony VPCZ11DGX |
| Sony VPCZ11DGX/SJ |
| Sony VPCZ11EHX |
| Sony VPCZ11EHX/X |
| Sony VPCZ11FHX |
| Sony VPCZ11GGX |
| Sony VPCZ11GGX/X |
| Sony VPCZ11HGX |
| Sony VPCZ11HGX/X |
| Sony VPCZ11JGX/X |
| Sony VPCZ11KGX |
| Sony VPCZ11KGX/X |
| Sony VPCZ11LHX |
| Sony VPCZ11LHX/X |
| Sony VPCZ11MGX |
| Sony VPCZ11MGX/X |
| Sony VPCZ11NGX |
| Sony VPCZ11NGX/X |
| Sony VPCZ11PGX/X |
| Sony VPCZ11QGX |
| Sony VPCZ11QGX/S |
| Sony VPCZ11RGX |
| Sony VPCZ11RGX/S |
| Sony VPCZ11S1C |
| Sony VPCZ11S2C |
| Sony VPCZ11SGX |
| Sony VPCZ11SGX/S |
| Sony VPCZ11X9E/B |
| Sony VPCZ11Z9E/B |
| Sony VPCZ11ZHJ |
| Sony VPCZ12 |
| Sony VPCZ122GX/B |
| Sony VPCZ122GX/S |
| Sony VPCZ124GX |
| Sony VPCZ124GX/S |
| Sony VPCZ125GX |
| Sony VPCZ125GX/B |
| Sony VPCZ125GX/S |
| Sony VPCZ126GA |
| Sony VPCZ126GG |
| Sony VPCZ126GH |
| Sony VPCZ126GW |
| Sony VPCZ127FC |
| Sony VPCZ127FC/B |
| Sony VPCZ127GG |
| Sony VPCZ127GX |
| Sony VPCZ127GX/B |
| Sony VPCZ127GX/S |
| Sony VPCZ128GC |
| Sony VPCZ128GC/B |
| Sony VPCZ128GG |
| Sony VPCZ128GX |
| Sony VPCZ128GX/B |
| Sony VPCZ128GX/S |
| Sony VPCZ129FJ/S |
| Sony VPCZ129GG |
| Sony VPCZ129GW |
| Sony VPCZ12AFJ |
| Sony VPCZ12AGJ |
| Sony VPCZ12AHJ |
| Sony VPCZ12AHX |
| Sony VPCZ12AHX/X |
| Sony VPCZ12AVJ |
| Sony VPCZ12BGX |
| Sony VPCZ12BGX/SI |
| Sony VPCZ12C5E |
| Sony VPCZ12C7E/B |
| Sony VPCZ12CGX |
| Sony VPCZ12CGX/XQ |
| Sony VPCZ12DGX |
| Sony VPCZ12DGX/B |
| Sony VPCZ12EGX |
| Sony VPCZ12EGX/B |
| Sony VPCZ12FGX |
| Sony VPCZ12FGX/X |
| Sony VPCZ12GGX |
| Sony VPCZ12GGX/X |
| Sony VPCZ12HGX |
| Sony VPCZ12HGX/X |
| Sony VPCZ12JHX |
| Sony VPCZ12JHX/X |
| Sony VPCZ12KGX |
| Sony VPCZ12KGX/B |
| Sony VPCZ12KGX/S |
| Sony VPCZ12LGX |
| Sony VPCZ12LGX/B |
| Sony VPCZ12M9E/B |
| Sony VPCZ12MGX |
| Sony VPCZ12MGX/X |
| Sony VPCZ12NGX |
| Sony VPCZ12NGX/X |
| Sony VPCZ12S1C |
| Sony VPCZ12S2C |
| Sony VPCZ12S3C |
| Sony VPCZ12X9E/X |
| Sony VPCZ12Z9E/X |
| Sony VPCZ13 |
| Sony VPCZ138GA |
| Sony VPCZ13A7E |
| Sony VPCZ13C5E |
| Sony VPCZ13M9E/B |
| Sony VPCZ13M9E/X |
| Sony VPCZ13V9E |
| Sony VPCZ13V9E/X |
| Sony VPCZ13Z |
| Sony VPCZ13Z9E/X |
Introduction
Keep your Sony VAIO Z series laptop running at peak performance with our genuine replacement battery. Compatible with over 150 models, this 56Wh battery delivers reliable power for work and study across Australia and New Zealand.
Common signs you need a replacement
| Symptoms | Causes | Verification | Recommendation |
|---|---|---|---|
| Battery drains quickly (under 1 hour) | Ageing cells, reduced capacity | Check power settings, run battery report | Replace if capacity below 50% |
| Laptop won’t hold charge | Faulty battery circuit | Test with power adapter only | Immediate replacement needed |
| Battery swelling or overheating | Internal damage, safety risk | Visual inspection, temperature check | Stop using immediately |
| Inconsistent charging behaviour | Worn connectors, calibration issues | Monitor charging patterns | Replace and recalibrate |
How to check compatibility
Verify your laptop model matches our compatibility list above. Check the label on your current battery for part numbers VGP-BPL20, VGP-BPS20/B, or VPC-BPL20. Your laptop model should be printed on the bottom case or in system information.
When to replace
Replace your battery when runtime drops below 60 minutes, charging becomes unreliable, or physical damage appears. Most Sony VAIO batteries last 2-3 years with regular use. Consider replacement if your battery is over 18 months old for optimal performance.
Installation guide (overview)
1. Power off laptop and disconnect charger