Beginner — under 30 min
Description
MIA's Description
Fitment
Fitment Guaranteed
Don’t gamble
on fit.
Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | Master Lock |
| Part Number | M014 5400EC |
Videos
Master Lock Spare Key Lock Boxes
Operating the Master Lock 5480 & 5482 Lock Boxes
Master Lock 5480 Lock Box
How to Release a Master Lock Lock Box
Operating the Master Lock 5481 Lock Box
Operating the Master Lock 5400D & 5401D Lock Boxes
Master Lock 5481 Lock Box
![[969] A Faster Method: Decoding the Master Lock 5400D Key Box](https://img.youtube.com/vi/l2LvDHobpNc/hqdefault.jpg)
[969] A Faster Method: Decoding the Master Lock 5400D Key Box
![[966] Decoded Without Tools: Master Lock “Safe Space” Key Box](https://img.youtube.com/vi/EyFop7vyAjc/hqdefault.jpg)
[966] Decoded Without Tools: Master Lock “Safe Space” Key Box
Master Lock Key Lock Box, Outdoor Lock Box for House Keys, Key Safe with Combination Lock (Review)
Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
View Full Return Policy